AbraSilver Expands Diablillos Mineral

Original announcement by research on

Company
AbraSilver Resource Corp.
Ticker
ABRA
Exchange
TSX
Region
Argentina
Primary commodity
Silver
Secondary commodities
Gold
Document categories
Resource update, Other
Extracted
2026-11-03 10:43:54 UTC

Analysis by Minestarters Atlas

Atlas analysis published:

Minestarters Atlas analysis

Summary

AbraSilver announced an updated mineral resource estimate for Diablillos in Argentina, with total M&I resources of 232 Mt containing 248 Moz silver and 2.54 Moz gold. The update significantly expands the heap-leach component and is based on drilling through December 31, 2025. The release also compares the new estimate with the July 2025 prior estimate and says a DFS and PEA are planned for Q2 2026.

Reasoning: The document announces an updated mineral resource estimate with substantial growth in contained silver, contained gold, and heap-leach tonnage. It is materially positive for the project and moderately novel because it also compares against the July 2025 prior estimate and includes revised assumptions.

Positive factors

  • M&I resources increased to 232 Mt containing 248 Moz silver and 2.54 Moz gold
  • heap leach M&I tonnage expanded to 130 Mt from 30.774 Mt prior
  • updated MRE is supported by additional drilling and revised economic assumptions
  • NI 43-101 compliant estimate signed by an independent Qualified Person

Negative factors

  • cut-off grade methodology changed to Net Value per Block and differs from the prior MRE
  • heap leach component is preliminary and will be further assessed in a PEA
  • resource estimate is still subject to feasibility and reserve conversion

Rubric flags

  • resource_update should carry a stated project and region on every fact — Project and region were added where clearly stated, but the release does not explicitly state a province/administrative region for Diablillos beyond Argentina.

Facts used in scoring: 134

Classification and evidence

JORC Compliantpositive

Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.

Why it applies: The release states the MRE was categorized in accordance with the CIM Definition Standards and explicitly references NI 43-101, not JORC; JORC does not apply here.

Evidence · text

“in compliance with NI 43-101 and has been reviewed internally by AbraSilver”

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: The estimate is explicitly described as prepared in accordance with NI 43-101.

Evidence · text

“in accordance with NI 43-101”

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: A named Qualified Person signed off on the estimate and reviewed the technical content.

Evidence · text

“The Mineral Resource was estimated by Luis Rodrigo Peralta”

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: The release states the cutoff methodology and the approximate cut-off grades for tank and heap leach.

Evidence · text

“average cut-off grade equivalent to ~39 g/t AgEq”

Step Out Extensionpositive · Story-specific tag

Mineralization extended beyond the previously known limit.

Why it applies: The release says drilling expanded mineralization beyond the conceptual open pit margin and increased tonnage at Oculto and JAC.

Evidence · text

“extends well beyond the conceptual open pit margin”

Infill Drillingneutral · Story-specific tag

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: The release says the Oculto and JAC increases were driven by infill drilling to connect gaps in the MRE blocks.

Evidence · text

“driven by infill drilling to connect gaps in the MRE blocks”

Nearology Playneutral · Story-specific tag

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: The release highlights multiple target areas extending from and connecting to existing deposits such as Oculto, JAC and Sombra.

Evidence · text

“extends southwest from Oculto”

QA/QC Disclosedpositive · Story-specific tag

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: The release describes blanks, certified reference materials, duplicate core samples, chain of custody, laboratory preparation and re-analysis procedures.

Evidence · text

“include blanks and certified reference materials as well as duplicate core samples”

Apparent Width Onlynegative · Story-specific tag

Interval given as downhole width with no true width or drill orientation — apparent width may overstate true thickness.

Why it applies: The release is a resource estimate table and does not provide drill intercept true widths or orientation for the resource rows.

Evidence · text

“Mineral Resource Estimate”

Compositing Transparentpositive · Story-specific tag

Cut-off grade and internal dilution rules are clearly stated for reported intervals.

Why it applies: The release states that drill hole intervals were composited to a length of 1 m and that grade capping was applied where appropriate.

Evidence · text

“Drill hole intervals were composited to a length of 1 m”

Extracted facts

Stored fact records: 134. Some facts used in scoring do not have a stored record.

Resource Estimates (134)

measuredDiablillos · silverTonnes: 53447000Grade: 54Grade Unit: g/tContained Metal: 93891Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:9e5938f9cdcec2ebc365
Deposit or zone
Oculto
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
53447000
Grade
54
Grade Unit
g/t
Contained Metal
93891
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
102
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Measured silver resource for Oculto within the updated April 30, 2026 Diablillos estimate.

Positive factors

  • measured resource disclosed for a named deposit
  • high silver grade and large contained ounces
  • project-level estimate is current and NI 43-101 compliant

Negative factors

  • cut-off is based on Net Value per Block rather than a simple fixed grade cut-off
  • open-pit resource estimate is still not a reserve

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

measuredDiablillos · goldTonnes: 53447000Grade: 0.55Grade Unit: g/tContained Metal: 944Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:9e5938f9cdcec2ebc365
Deposit or zone
Oculto
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
53447000
Grade
0.55
Grade Unit
g/t
Contained Metal
944
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
102
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Measured gold resource for Oculto within the updated April 30, 2026 Diablillos estimate.

Positive factors

  • measured gold resource disclosed for a named deposit
  • material contained ounces at project scale
  • supports the updated M&I growth story

Negative factors

  • resource estimate remains constrained by economic assumptions rather than reserve status

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

indicatedDiablillos · silverTonnes: 146634000Grade: 16Grade Unit: g/tContained Metal: 75326Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:9167272e3683af5ac41a
Deposit or zone
Oculto
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
146634000
Grade
16
Grade Unit
g/t
Contained Metal
75326
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
44
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate.

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

indicatedDiablillos · goldTonnes: 146634000Grade: 0.32Grade Unit: g/tContained Metal: 1503Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:9167272e3683af5ac41a
Deposit or zone
Oculto
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
146634000
Grade
0.32
Grade Unit
g/t
Contained Metal
1503
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
44
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated gold resource for Oculto within the updated April 30, 2026 Diablillos estimate.

Positive factors

  • indicated gold ounces are material at project scale
  • supports the updated M&I resource base

Negative factors

  • grade is modest and subject to the estimate's economic cut-off

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

measuredDiablillos · silverTonnes: 12765000Grade: 119Grade Unit: g/tContained Metal: 48774Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:123bc0e80b1d7bfe856d
Deposit or zone
JAC
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
12765000
Grade
119
Grade Unit
g/t
Contained Metal
48774
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
125
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Measured silver resource for JAC within the updated April 30, 2026 Diablillos estimate.

Positive factors

  • measured silver grade is strong
  • JAC contributes meaningful higher-confidence ounces

Negative factors

  • resource estimate is still within an open-pit constrained economic model

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

measuredDiablillos · goldTonnes: 12765000Grade: 0.07Grade Unit: g/tContained Metal: 27Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:123bc0e80b1d7bfe856d
Deposit or zone
JAC
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
12765000
Grade
0.07
Grade Unit
g/t
Contained Metal
27
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
125
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Measured gold resource for JAC within the updated April 30, 2026 Diablillos estimate.

Positive factors

  • gold is present in the higher-confidence JAC resource
  • adds to the project-scale gold inventory

Negative factors

  • contained ounces are relatively small versus silver

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

indicatedDiablillos · silverTonnes: 7863000Grade: 84Grade Unit: g/tContained Metal: 21286Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:81406bc0669aa146783b
Deposit or zone
JAC
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
7863000
Grade
84
Grade Unit
g/t
Contained Metal
21286
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
87
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for JAC within the updated April 30, 2026 Diablillos estimate.

Positive factors

  • indicated JAC silver ounces are substantial
  • supports continuity at a core deposit

Negative factors

  • grade is below the measured JAC material

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

indicatedDiablillos · goldTonnes: 7863000Grade: 0.03Grade Unit: g/tContained Metal: 8Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:81406bc0669aa146783b
Deposit or zone
JAC
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
7863000
Grade
0.03
Grade Unit
g/t
Contained Metal
8
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
87
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated gold resource for JAC within the updated April 30, 2026 Diablillos estimate.

Positive factors

  • gold is present in the indicated JAC inventory

Negative factors

  • gold grade and contained ounces are modest

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

indicatedDiablillos · silverTonnes: 2293000Grade: 63Grade Unit: g/tContained Metal: 4621Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:b1a8fba4f1953339932d
Deposit or zone
Fantasma
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
2293000
Grade
63
Grade Unit
g/t
Contained Metal
4621
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
63
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Fantasma within the updated April 30, 2026 Diablillos estimate.

Positive factors

  • indicated silver resource added for Fantasma
  • resource update expands coverage across multiple deposits

Negative factors

  • no measured category reported for this deposit

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

indicatedDiablillos · goldTonnes: 2293000Grade: 0.01Grade Unit: g/tContained Metal: 0Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:b1a8fba4f1953339932d
Deposit or zone
Fantasma
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
2293000
Grade
0.01
Grade Unit
g/t
Contained Metal
0
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
63
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated gold resource for Fantasma within the updated April 30, 2026 Diablillos estimate.

Positive factors

  • gold is present in the deposit inventory

Negative factors

  • grade is very low and contained ounces are reported as zero when rounded

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

indicatedDiablillos · silverTonnes: 5678000Grade: 9Grade Unit: g/tContained Metal: 1583Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:f64f67c1fac47c8987f1
Deposit or zone
Laderas
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
5678000
Grade
9
Grade Unit
g/t
Contained Metal
1583
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
32
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Laderas within the updated April 30, 2026 Diablillos estimate.

Positive factors

  • indicated ounces remain meaningful
  • supports the broader project inventory

Negative factors

  • grade is relatively low

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

indicatedDiablillos · goldTonnes: 5678000Grade: 0.27Grade Unit: g/tContained Metal: 50Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:f64f67c1fac47c8987f1
Deposit or zone
Laderas
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
5678000
Grade
0.27
Grade Unit
g/t
Contained Metal
50
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
32
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated gold resource for Laderas within the updated April 30, 2026 Diablillos estimate.

Positive factors

  • gold ounces are reported for the deposit

Negative factors

  • grade is modest

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

indicatedDiablillos · silverTonnes: 3001000Grade: 27Grade Unit: g/tContained Metal: 2572Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:8d94ce1f29e8560ebe71
Deposit or zone
Sombra
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
3001000
Grade
27
Grade Unit
g/t
Contained Metal
2572
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
35
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Sombra within the updated April 30, 2026 Diablillos estimate.

Positive factors

  • indicated silver ounces added for Sombra
  • supports broader multi-deposit resource growth

Negative factors

  • grade is lower than core deposits

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

indicatedDiablillos · goldTonnes: 3001000Grade: 0.09Grade Unit: g/tContained Metal: 9Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:8d94ce1f29e8560ebe71
Deposit or zone
Sombra
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
3001000
Grade
0.09
Grade Unit
g/t
Contained Metal
9
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
35
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated gold resource for Sombra within the updated April 30, 2026 Diablillos estimate.

Positive factors

  • gold is present in the indicated Sombra inventory

Negative factors

  • contained ounces are small

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

measuredDiablillos · silverTonnes: 66512000Grade: 67Grade Unit: g/tContained Metal: 142665Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:5d3e65ec2c98de6ec702
Deposit or zone
Diablillos
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
66512000
Grade
67
Grade Unit
g/t
Contained Metal
142665
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
105
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Measured silver resource for total oxides at Diablillos in the updated April 30, 2026 estimate.

Positive factors

  • measured silver inventory is large at project scale
  • forms the high-confidence part of the combined resource

Negative factors

  • still constrained by open-pit economic shell assumptions

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

measuredDiablillos · goldTonnes: 66512000Grade: 0.45Grade Unit: g/tContained Metal: 971Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:5d3e65ec2c98de6ec702
Deposit or zone
Diablillos
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
66512000
Grade
0.45
Grade Unit
g/t
Contained Metal
971
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
105
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Measured gold resource for total oxides at Diablillos in the updated April 30, 2026 estimate.

Positive factors

  • measured gold ounces are material
  • supports the project-wide M&I base

Negative factors

  • grade is lower than the measured Oculto subset

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

indicatedDiablillos · silverTonnes: 165469000Grade: 20Grade Unit: g/tContained Metal: 105388Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:1508d944b30088960136
Deposit or zone
Diablillos
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
165469000
Grade
20
Grade Unit
g/t
Contained Metal
105388
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
43
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for total oxides at Diablillos in the updated April 30, 2026 estimate.

Positive factors

  • indicated silver inventory is very large
  • part of the combined M&I resource uplift

Negative factors

  • lower grade than measured category

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

indicatedDiablillos · goldTonnes: 165469000Grade: 0.3Grade Unit: g/tContained Metal: 1570Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:1508d944b30088960136
Deposit or zone
Diablillos
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
165469000
Grade
0.3
Grade Unit
g/t
Contained Metal
1570
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
43
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated gold resource for total oxides at Diablillos in the updated April 30, 2026 estimate.

Positive factors

  • indicated gold inventory is meaningful at project scale

Negative factors

  • grade is lower than measured material

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

measuredDiablillos · silverTonnes: 41042000Grade: 100Grade Unit: g/tContained Metal: 131668Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:89e49a0921c0d90f9ab6
Deposit or zone
Diablillos
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
41042000
Grade
100
Grade Unit
g/t
Contained Metal
131668
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
159
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Measured silver resource for the tank-leach subset in the April 30, 2026 Diablillos estimate.

Positive factors

  • measured tank-leach silver grade is strong
  • large contained silver supports the tank-leach case

Negative factors

  • economically constrained open-pit estimate rather than a reserve

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

measuredDiablillos · goldTonnes: 41042000Grade: 0.68Grade Unit: g/tContained Metal: 896Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:89e49a0921c0d90f9ab6
Deposit or zone
Diablillos
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
41042000
Grade
0.68
Grade Unit
g/t
Contained Metal
896
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
159
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Measured gold resource for the tank-leach subset in the April 30, 2026 Diablillos estimate.

Positive factors

  • measured tank-leach gold grade is strong
  • substantial contained ounces

Negative factors

  • still governed by open-pit optimization assumptions

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

indicatedDiablillos · silverTonnes: 60978000Grade: 41Grade Unit: g/tContained Metal: 81060Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:d0ff6a5e087768f6695f
Deposit or zone
Diablillos
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
60978000
Grade
41
Grade Unit
g/t
Contained Metal
81060
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
92
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for the tank-leach subset in the April 30, 2026 Diablillos estimate.

Positive factors

  • large indicated tank-leach silver inventory
  • supports the core development case

Negative factors

  • lower grade than measured material

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

indicatedDiablillos · goldTonnes: 60978000Grade: 0.58Grade Unit: g/tContained Metal: 1143Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:d0ff6a5e087768f6695f
Deposit or zone
Diablillos
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
60978000
Grade
0.58
Grade Unit
g/t
Contained Metal
1143
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
92
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated gold resource for the tank-leach subset in the April 30, 2026 Diablillos estimate.

Positive factors

  • material indicated gold inventory
  • part of the updated tank-leach development base

Negative factors

  • grade is moderate rather than exceptional

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

inferredDiablillos · silverTonnes: 49347000Grade: 12Grade Unit: g/tContained Metal: 18406Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:7000e1eb58648c95036f
Deposit or zone
Diablillos
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
49347000
Grade
12
Grade Unit
g/t
Contained Metal
18406
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
32
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Inferred silver resource for total oxides in the updated April 30, 2026 Diablillos estimate.

Positive factors

  • inferred ounces add upside to the project inventory

Negative factors

  • inferred category carries materially lower confidence than M&I
  • grade is lower than the resource base

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

inferredDiablillos · goldTonnes: 49347000Grade: 0.26Grade Unit: g/tContained Metal: 420Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:7000e1eb58648c95036f
Deposit or zone
Diablillos
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
49347000
Grade
0.26
Grade Unit
g/t
Contained Metal
420
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
32
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Inferred gold resource for total oxides in the updated April 30, 2026 Diablillos estimate.

Positive factors

  • inferred gold ounces provide upside beyond the M&I base

Negative factors

  • inferred classification reduces confidence

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

measuredDiablillos · silverTonnes: 25469000Grade: 13Grade Unit: g/tContained Metal: 10997Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:82309aeec52729f6e799
Deposit or zone
Diablillos
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
25469000
Grade
13
Grade Unit
g/t
Contained Metal
10997
Contained Unit
koz
Cutoff Grade
15
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
19
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Measured silver resource for the heap-leach subset in the April 30, 2026 Diablillos estimate.

Positive factors

  • measured heap-leach silver inventory established
  • supports the expanded heap-leach option

Negative factors

  • grade is much lower than tank-leach material
  • heap-leach project still awaits PEA evaluation

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

measuredDiablillos · goldTonnes: 25469000Grade: 0.09Grade Unit: g/tContained Metal: 76Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:82309aeec52729f6e799
Deposit or zone
Diablillos
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
25469000
Grade
0.09
Grade Unit
g/t
Contained Metal
76
Contained Unit
koz
Cutoff Grade
15
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
19
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Measured gold resource for the heap-leach subset in the April 30, 2026 Diablillos estimate.

Positive factors

  • gold is included in the measured heap-leach inventory

Negative factors

  • gold grade is very low compared with tank-leach material

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

indicatedDiablillos · silverTonnes: 104491000Grade: 7Grade Unit: g/tContained Metal: 24328Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:662ec855ba37282f673c
Deposit or zone
Diablillos
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
104491000
Grade
7
Grade Unit
g/t
Contained Metal
24328
Contained Unit
koz
Cutoff Grade
15
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
15
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for the heap-leach subset in the April 30, 2026 Diablillos estimate.

Positive factors

  • indicated heap-leach silver inventory is very large
  • represents the expanded low-grade component

Negative factors

  • grade is low by design for heap leaching

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

indicatedDiablillos · goldTonnes: 104491000Grade: 0.13Grade Unit: g/tContained Metal: 428Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:662ec855ba37282f673c
Deposit or zone
Diablillos
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
104491000
Grade
0.13
Grade Unit
g/t
Contained Metal
428
Contained Unit
koz
Cutoff Grade
15
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
15
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated gold resource for the heap-leach subset in the April 30, 2026 Diablillos estimate.

Positive factors

  • heap-leach gold inventory is material
  • supports the secondary processing option

Negative factors

  • grade remains low

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

inferredDiablillos · silverTonnes: 34947000Grade: 6Grade Unit: g/tContained Metal: 6939Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:4a04b8e20f93ba46416d
Deposit or zone
Diablillos
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
34947000
Grade
6
Grade Unit
g/t
Contained Metal
6939
Contained Unit
koz
Cutoff Grade
15
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
14
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Inferred silver resource for the heap-leach subset in the April 30, 2026 Diablillos estimate.

Positive factors

  • inferred heap-leach silver adds upside

Negative factors

  • lower grade and lower confidence than M&I

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

inferredDiablillos · goldTonnes: 34947000Grade: 0.14Grade Unit: g/tContained Metal: 158Contained Unit: kozView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:4a04b8e20f93ba46416d
Deposit or zone
Diablillos
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
34947000
Grade
0.14
Grade Unit
g/t
Contained Metal
158
Contained Unit
koz
Cutoff Grade
15
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
14
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Inferred gold resource for the heap-leach subset in the April 30, 2026 Diablillos estimate.

Positive factors

  • inferred gold provides additional upside to the heap-leach case

Negative factors

  • low grade and low confidence

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

measuredDiablillos · silverTonnes: 41042000Grade: 100Grade Unit: g/tContained Metal: 131668Contained Unit: kozHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2025-07-29T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:b20c33a01f7c1370e429
Deposit or zone
Diablillos
Material type
oxides

Resource Data

Category
measured
Tonnes
41042000
Grade
100
Grade Unit
g/t
Contained Metal
131668
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
159
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2025-07-29T00:00:00.000Z

Reasoning: Historical July 2025 tank-leach silver estimate restated in the comparison table.

Positive factors

  • prior estimate figures are explicitly disclosed for comparison

Negative factors

  • historical restatement rather than new news
  • same project and category as the current estimate

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

measuredDiablillos · goldTonnes: 41042000Grade: 0.68Grade Unit: g/tContained Metal: 896Contained Unit: kozHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2025-07-29T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:b20c33a01f7c1370e429
Deposit or zone
Diablillos
Material type
oxides

Resource Data

Category
measured
Tonnes
41042000
Grade
0.68
Grade Unit
g/t
Contained Metal
896
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2025-07-29

Metal Equivalent

Metal Eq. Grade
159
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2025-07-29T00:00:00.000Z

Reasoning: Historical July 2025 tank-leach gold estimate restated in the comparison table.

Positive factors

  • prior estimate figures are disclosed for comparison

Negative factors

  • historical comparison only

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

indicatedDiablillos · silverTonnes: 60978000Grade: 41Grade Unit: g/tContained Metal: 81060Contained Unit: kozHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2025-07-29T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:196d2b712b452ccb0a74
Deposit or zone
Diablillos
Material type
oxides

Resource Data

Category
indicated
Tonnes
60978000
Grade
41
Grade Unit
g/t
Contained Metal
81060
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2025-07-29

Metal Equivalent

Metal Eq. Grade
92
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2025-07-29T00:00:00.000Z

Reasoning: Historical July 2025 indicated tank-leach silver estimate restated in the comparison table.

Positive factors

  • prior estimate figures are disclosed for comparison

Negative factors

  • historical restatement rather than new estimate

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

indicatedDiablillos · goldTonnes: 60978000Grade: 0.58Grade Unit: g/tContained Metal: 1143Contained Unit: kozHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2025-07-29T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:196d2b712b452ccb0a74
Deposit or zone
Diablillos
Material type
oxides

Resource Data

Category
indicated
Tonnes
60978000
Grade
0.58
Grade Unit
g/t
Contained Metal
1143
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2025-07-29

Metal Equivalent

Metal Eq. Grade
92
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2025-07-29T00:00:00.000Z

Reasoning: Historical July 2025 indicated tank-leach gold estimate restated in the comparison table.

Positive factors

  • prior estimate figures are disclosed for comparison

Negative factors

  • historical comparison only

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

inferredDiablillos · silverTonnes: 14400000Grade: 25Grade Unit: g/tContained Metal: 11468Contained Unit: kozHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2025-07-29T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:ca033f4311b60a6b45e9
Deposit or zone
Diablillos
Material type
oxides

Resource Data

Category
inferred
Tonnes
14400000
Grade
25
Grade Unit
g/t
Contained Metal
11468
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2025-07-29

Metal Equivalent

Metal Eq. Grade
74
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2025-07-29T00:00:00.000Z

Reasoning: Historical July 2025 inferred tank-leach silver estimate restated in the comparison table.

Positive factors

  • historical inferred inventory is disclosed

Negative factors

  • historical restatement only

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

inferredDiablillos · goldTonnes: 14400000Grade: 0.57Grade Unit: g/tContained Metal: 262Contained Unit: kozHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2025-07-29T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:ca033f4311b60a6b45e9
Deposit or zone
Diablillos
Material type
oxides

Resource Data

Category
inferred
Tonnes
14400000
Grade
0.57
Grade Unit
g/t
Contained Metal
262
Contained Unit
koz
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2025-07-29

Metal Equivalent

Metal Eq. Grade
74
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2025-07-29T00:00:00.000Z

Reasoning: Historical July 2025 inferred tank-leach gold estimate restated in the comparison table.

Positive factors

  • historical inferred inventory is disclosed

Negative factors

  • historical comparison only

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

measuredDiablillos · silverTonnes: 25469000Grade: 13Grade Unit: g/tContained Metal: 10997Contained Unit: kozHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2025-07-29T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:cd088d240034ba0de7ec
Deposit or zone
Diablillos
Material type
oxides

Resource Data

Category
measured
Tonnes
25469000
Grade
13
Grade Unit
g/t
Contained Metal
10997
Contained Unit
koz
Cutoff Grade
15
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2025-07-29

Metal Equivalent

Metal Eq. Grade
19
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2025-07-29T00:00:00.000Z

Reasoning: Historical July 2025 heap-leach silver estimate restated in the comparison table.

Positive factors

  • historical heap-leach silver figures are explicitly provided

Negative factors

  • historical restatement

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

measuredDiablillos · goldTonnes: 25469000Grade: 0.09Grade Unit: g/tContained Metal: 76Contained Unit: kozHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2025-07-29T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:cd088d240034ba0de7ec
Deposit or zone
Diablillos
Material type
oxides

Resource Data

Category
measured
Tonnes
25469000
Grade
0.09
Grade Unit
g/t
Contained Metal
76
Contained Unit
koz
Cutoff Grade
15
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2025-07-29

Metal Equivalent

Metal Eq. Grade
19
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2025-07-29T00:00:00.000Z

Reasoning: Historical July 2025 heap-leach gold estimate restated in the comparison table.

Positive factors

  • historical heap-leach gold figures are explicitly provided

Negative factors

  • historical comparison only

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

indicatedDiablillos · silverTonnes: 104491000Grade: 7Grade Unit: g/tContained Metal: 24328Contained Unit: kozHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2025-07-29T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:34a6dd7ff31b400512a4
Deposit or zone
Diablillos
Material type
oxides

Resource Data

Category
indicated
Tonnes
104491000
Grade
7
Grade Unit
g/t
Contained Metal
24328
Contained Unit
koz
Cutoff Grade
15
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2025-07-29

Metal Equivalent

Metal Eq. Grade
15
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2025-07-29T00:00:00.000Z

Reasoning: Historical July 2025 heap-leach indicated silver estimate restated in the comparison table.

Positive factors

  • historical heap-leach indicated silver figures are disclosed

Negative factors

  • historical restatement only

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

indicatedDiablillos · goldTonnes: 104491000Grade: 0.13Grade Unit: g/tContained Metal: 428Contained Unit: kozHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2025-07-29T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:34a6dd7ff31b400512a4
Deposit or zone
Diablillos
Material type
oxides

Resource Data

Category
indicated
Tonnes
104491000
Grade
0.13
Grade Unit
g/t
Contained Metal
428
Contained Unit
koz
Cutoff Grade
15
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2025-07-29

Metal Equivalent

Metal Eq. Grade
15
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2025-07-29T00:00:00.000Z

Reasoning: Historical July 2025 heap-leach indicated gold estimate restated in the comparison table.

Positive factors

  • historical heap-leach indicated gold figures are disclosed

Negative factors

  • historical comparison only

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

inferredDiablillos · silverTonnes: 34947000Grade: 6Grade Unit: g/tContained Metal: 6939Contained Unit: kozHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2025-07-29T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:8e87cb8adb1434480656
Deposit or zone
Diablillos
Material type
oxides

Resource Data

Category
inferred
Tonnes
34947000
Grade
6
Grade Unit
g/t
Contained Metal
6939
Contained Unit
koz
Cutoff Grade
15
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2025-07-29

Metal Equivalent

Metal Eq. Grade
14
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2025-07-29T00:00:00.000Z

Reasoning: Historical July 2025 heap-leach inferred silver estimate restated in the comparison table.

Positive factors

  • historical heap-leach inferred silver figures are disclosed

Negative factors

  • historical restatement only

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

inferredDiablillos · goldTonnes: 34947000Grade: 0.14Grade Unit: g/tContained Metal: 158Contained Unit: kozHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2025-07-29T00:00:00.000Z
Reporting standards
ni_43_101, other
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:8e87cb8adb1434480656
Deposit or zone
Diablillos
Material type
oxides

Resource Data

Category
inferred
Tonnes
34947000
Grade
0.14
Grade Unit
g/t
Contained Metal
158
Contained Unit
koz
Cutoff Grade
15
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2025-07-29

Metal Equivalent

Metal Eq. Grade
14
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2025-07-29T00:00:00.000Z

Reasoning: Historical July 2025 heap-leach inferred gold estimate restated in the comparison table.

Positive factors

  • historical heap-leach inferred gold figures are disclosed

Negative factors

  • historical comparison only

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

measuredDiablillos · silverTonnes: 41042Grade: 100Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:7a55d1b8203f8126fe9a
Deposit or zone
Tank Leach Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
41042
Grade
100
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
159
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Measured silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • measured resource disclosed for a named deposit
  • high silver grade and large contained ounces
  • project-level estimate is current and NI 43-101 compliant

Negative factors

  • cut-off is based on Net Value per Block rather than a simple fixed grade cut-off
  • open-pit resource estimate is still not a reserve

Evidence · table

“100”

Context: 41,042

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

measuredDiablillos · goldTonnes: 41042Grade: 0.68Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:7a55d1b8203f8126fe9a
Deposit or zone
Tank Leach Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
41042
Grade
0.68
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
159
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Measured silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • measured resource disclosed for a named deposit
  • high silver grade and large contained ounces
  • project-level estimate is current and NI 43-101 compliant

Negative factors

  • cut-off is based on Net Value per Block rather than a simple fixed grade cut-off
  • open-pit resource estimate is still not a reserve

Evidence · table

“0.68”

Context: 41,042

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · silverTonnes: 60978Grade: 41Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:0c83984a70c11f32ba77
Deposit or zone
Tank Leach Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
60978
Grade
41
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
92
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“41”

Context: 60,978

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · goldTonnes: 60978Grade: 0.58Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:0c83984a70c11f32ba77
Deposit or zone
Tank Leach Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
60978
Grade
0.58
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
92
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“0.58”

Context: 60,978

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · silverTonnes: 102021Grade: 65Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:c095a48ef06e346e09ed
Deposit or zone
Tank Leach Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
102021
Grade
65
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
119
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“65”

Context: 102,021

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · goldTonnes: 102021Grade: 0.62Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:c095a48ef06e346e09ed
Deposit or zone
Tank Leach Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
102021
Grade
0.62
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
119
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“0.62”

Context: 102,021

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredDiablillos · silverTonnes: 14400Grade: 25Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:5880c075bf53cf81b303
Deposit or zone
Tank Leach Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
14400
Grade
25
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
74
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Inferred silver resource for total oxides in the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • inferred ounces add upside to the project inventory

Negative factors

  • inferred category carries materially lower confidence than M&I
  • grade is lower than the resource base

Evidence · table

“25”

Context: 14,400

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredDiablillos · goldTonnes: 14400Grade: 0.57Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:5880c075bf53cf81b303
Deposit or zone
Tank Leach Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
14400
Grade
0.57
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
74
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Inferred silver resource for total oxides in the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • inferred ounces add upside to the project inventory

Negative factors

  • inferred category carries materially lower confidence than M&I
  • grade is lower than the resource base

Evidence · table

“0.57”

Context: 14,400

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

measuredDiablillos · silverTonnes: 25469Grade: 13Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:903c7c275152bf7914e6
Deposit or zone
Heap Leach Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
25469
Grade
13
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
19
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Measured silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • measured resource disclosed for a named deposit
  • high silver grade and large contained ounces
  • project-level estimate is current and NI 43-101 compliant

Negative factors

  • cut-off is based on Net Value per Block rather than a simple fixed grade cut-off
  • open-pit resource estimate is still not a reserve

Evidence · table

“13”

Context: 25,469

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

measuredDiablillos · goldTonnes: 25469Grade: 0.09Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:903c7c275152bf7914e6
Deposit or zone
Heap Leach Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
25469
Grade
0.09
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
19
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Measured silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • measured resource disclosed for a named deposit
  • high silver grade and large contained ounces
  • project-level estimate is current and NI 43-101 compliant

Negative factors

  • cut-off is based on Net Value per Block rather than a simple fixed grade cut-off
  • open-pit resource estimate is still not a reserve

Evidence · table

“0.09”

Context: 25,469

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · silverTonnes: 104491Grade: 7Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:983b75aa857d2e17035a
Deposit or zone
Heap Leach Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
104491
Grade
7
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
15
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“7”

Context: 104,491

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · goldTonnes: 104491Grade: 0.13Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:983b75aa857d2e17035a
Deposit or zone
Heap Leach Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
104491
Grade
0.13
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
15
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“0.13”

Context: 104,491

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · silverTonnes: 129960Grade: 8Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:67969a03d0f868eca994
Deposit or zone
Heap Leach Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
129960
Grade
8
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
16
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“8”

Context: 129,960

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · goldTonnes: 129960Grade: 0.12Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:67969a03d0f868eca994
Deposit or zone
Heap Leach Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
129960
Grade
0.12
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
16
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“0.12”

Context: 129,960

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredDiablillos · silverTonnes: 34947Grade: 6Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:ade92644614f73d3b0e2
Deposit or zone
Heap Leach Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
34947
Grade
6
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
14
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Inferred silver resource for total oxides in the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • inferred ounces add upside to the project inventory

Negative factors

  • inferred category carries materially lower confidence than M&I
  • grade is lower than the resource base

Evidence · table

“6”

Context: 34,947

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredDiablillos · goldTonnes: 34947Grade: 0.14Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:ade92644614f73d3b0e2
Deposit or zone
Heap Leach Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
34947
Grade
0.14
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
14
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Inferred silver resource for total oxides in the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • inferred ounces add upside to the project inventory

Negative factors

  • inferred category carries materially lower confidence than M&I
  • grade is lower than the resource base

Evidence · table

“0.14”

Context: 34,947

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

measuredDiablillos · silverTonnes: 66512Grade: 67Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:e812899346192edae701
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
66512
Grade
67
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
105
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Measured silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • measured resource disclosed for a named deposit
  • high silver grade and large contained ounces
  • project-level estimate is current and NI 43-101 compliant

Negative factors

  • cut-off is based on Net Value per Block rather than a simple fixed grade cut-off
  • open-pit resource estimate is still not a reserve

Evidence · table

“67”

Context: 66,512

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

measuredDiablillos · goldTonnes: 66512Grade: 0.45Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:e812899346192edae701
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
66512
Grade
0.45
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
105
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Measured silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • measured resource disclosed for a named deposit
  • high silver grade and large contained ounces
  • project-level estimate is current and NI 43-101 compliant

Negative factors

  • cut-off is based on Net Value per Block rather than a simple fixed grade cut-off
  • open-pit resource estimate is still not a reserve

Evidence · table

“0.45”

Context: 66,512

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · silverTonnes: 165469Grade: 20Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:35b926fcc8b497267e5c
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
165469
Grade
20
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
43
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“20”

Context: 165,469

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · goldTonnes: 165469Grade: 0.3Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:35b926fcc8b497267e5c
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
165469
Grade
0.3
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
43
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“0.30”

Context: 165,469

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · silverTonnes: 231981Grade: 33Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:c6eea19037d814afcf7a
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
231981
Grade
33
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
61
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“33”

Context: 231,981

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · goldTonnes: 231981Grade: 0.34Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:c6eea19037d814afcf7a
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
231981
Grade
0.34
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
61
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“0.34”

Context: 231,981

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredDiablillos · silverTonnes: 49347Grade: 12Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:7889ada7df22b6d138e9
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
49347
Grade
12
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
32
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Inferred silver resource for total oxides in the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • inferred ounces add upside to the project inventory

Negative factors

  • inferred category carries materially lower confidence than M&I
  • grade is lower than the resource base

Evidence · table

“12”

Context: 49,347

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredDiablillos · goldTonnes: 49347Grade: 0.26Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:7889ada7df22b6d138e9
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
49347
Grade
0.26
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
32
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Inferred silver resource for total oxides in the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • inferred ounces add upside to the project inventory

Negative factors

  • inferred category carries materially lower confidence than M&I
  • grade is lower than the resource base

Evidence · table

“0.26”

Context: 49,347

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

measuredTable 2 - Diablillos Mineral Resource Estimate by · silverTonnes: 31443Grade: 85Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
silver
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:ae0a34e34505cf8e9b36
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
31443
Grade
85
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
159
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“85”

Context: 31,443

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

measuredTable 2 - Diablillos Mineral Resource Estimate by · goldTonnes: 31443Grade: 0.86Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
gold
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:ae0a34e34505cf8e9b36
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
31443
Grade
0.86
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
159
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“0.86”

Context: 31,443

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedTable 2 - Diablillos Mineral Resource Estimate by · silverTonnes: 51617Grade: 34Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
silver
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:4aae5e43d7c9bdbc039b
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
51617
Grade
34
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
91
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“34”

Context: 51,617

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedTable 2 - Diablillos Mineral Resource Estimate by · goldTonnes: 51617Grade: 0.66Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
gold
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:4aae5e43d7c9bdbc039b
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
51617
Grade
0.66
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
91
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“0.66”

Context: 51,617

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedTable 2 - Diablillos Mineral Resource Estimate by · silverTonnes: 83059Grade: 53Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
silver
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:67509cfb385256360f79
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
83059
Grade
53
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
117
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“53”

Context: 83,059

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedTable 2 - Diablillos Mineral Resource Estimate by · goldTonnes: 83059Grade: 0.74Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
gold
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:67509cfb385256360f79
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
83059
Grade
0.74
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
117
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“0.74”

Context: 83,059

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredTable 2 - Diablillos Mineral Resource Estimate by · silverTonnes: 12145Grade: 17Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
silver
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:fea28078a283eb34e41f
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
12145
Grade
17
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
71
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“17”

Context: 12,145

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredTable 2 - Diablillos Mineral Resource Estimate by · goldTonnes: 12145Grade: 0.62Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
gold
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:fea28078a283eb34e41f
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
12145
Grade
0.62
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
71
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“0.62”

Context: 12,145

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

measuredTable 2 - Diablillos Mineral Resource Estimate by · silverTonnes: 9600Grade: 150Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
silver
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:06006115cfbba31b5d05
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
9600
Grade
150
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
157
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“150”

Context: 9,600

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

measuredTable 2 - Diablillos Mineral Resource Estimate by · goldTonnes: 9600Grade: 0.08Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
gold
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:06006115cfbba31b5d05
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
9600
Grade
0.08
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
157
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“0.08”

Context: 9,600

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedTable 2 - Diablillos Mineral Resource Estimate by · silverTonnes: 5192Grade: 115Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
silver
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:e225f925678a9dc2301f
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
5192
Grade
115
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
118
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“115”

Context: 5,192

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedTable 2 - Diablillos Mineral Resource Estimate by · goldTonnes: 5192Grade: 0.04Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
gold
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:e225f925678a9dc2301f
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
5192
Grade
0.04
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
118
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“0.04”

Context: 5,192

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedTable 2 - Diablillos Mineral Resource Estimate by · silverTonnes: 14792Grade: 137Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
silver
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:f2736dbf02ec8ce485d4
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
14792
Grade
137
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
143
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“137”

Context: 14,792

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedTable 2 - Diablillos Mineral Resource Estimate by · goldTonnes: 14792Grade: 0.07Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
gold
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:f2736dbf02ec8ce485d4
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
14792
Grade
0.07
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
143
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“0.07”

Context: 14,792

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredTable 2 - Diablillos Mineral Resource Estimate by · silverTonnes: 874Grade: 121Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
silver
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:8efe73a62c917cf8a68c
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
874
Grade
121
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
122
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“121”

Context: 874

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredTable 2 - Diablillos Mineral Resource Estimate by · goldTonnes: 874Grade: 0.01Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
gold
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:8efe73a62c917cf8a68c
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
874
Grade
0.01
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
122
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“0.01”

Context: 874

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedTable 2 - Diablillos Mineral Resource Estimate by · silverTonnes: 1738Grade: 74Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
silver
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:51ce76a3b3ffc05424ff
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
1738
Grade
74
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
75
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“74”

Context: 1,738

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedTable 2 - Diablillos Mineral Resource Estimate by · goldTonnes: 1738Grade: 0.01Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
gold
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:51ce76a3b3ffc05424ff
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
1738
Grade
0.01
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
75
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“0.01”

Context: 1,738

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredTable 2 - Diablillos Mineral Resource Estimate by · silverTonnes: 337Grade: 75Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
silver
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:9d29c8a0bbfde5fb3495
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
337
Grade
75
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
76
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“75”

Context: 337

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredTable 2 - Diablillos Mineral Resource Estimate by · goldTonnes: 337Grade: 0.01Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
gold
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:9d29c8a0bbfde5fb3495
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
337
Grade
0.01
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
76
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“0.01”

Context: 337

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedTable 2 - Diablillos Mineral Resource Estimate by · silverTonnes: 1520Grade: 15Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
silver
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:b94c4a55df609c55739a
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
1520
Grade
15
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
72
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“15”

Context: 1,520

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedTable 2 - Diablillos Mineral Resource Estimate by · goldTonnes: 1520Grade: 0.66Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
gold
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:b94c4a55df609c55739a
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
1520
Grade
0.66
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
72
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“0.66”

Context: 1,520

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredTable 2 - Diablillos Mineral Resource Estimate by · silverTonnes: 988Grade: 14Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
silver
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:97d8cdd359982eb98cd8
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
988
Grade
14
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
63
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“14”

Context: 988

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredTable 2 - Diablillos Mineral Resource Estimate by · goldTonnes: 988Grade: 0.57Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
gold
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:97d8cdd359982eb98cd8
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
988
Grade
0.57
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
63
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“0.57”

Context: 988

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedTable 2 - Diablillos Mineral Resource Estimate by · silverTonnes: 912Grade: 45Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
silver
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:f2075b15f218e3a03425
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
912
Grade
45
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
58
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“45”

Context: 912

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedTable 2 - Diablillos Mineral Resource Estimate by · goldTonnes: 912Grade: 0.15Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
gold
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:f2075b15f218e3a03425
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
912
Grade
0.15
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
58
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“0.15”

Context: 912

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredTable 2 - Diablillos Mineral Resource Estimate by · silverTonnes: 56Grade: 59Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
silver
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:e7681dd09d24c72be0f0
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
56
Grade
59
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
59
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“59”

Context: 56

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredTable 2 - Diablillos Mineral Resource Estimate by · goldTonnes: 56Grade: 0Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
gold
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:e7681dd09d24c72be0f0
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
56
Grade
0
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
59
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“0.00”

Context: 56

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

measuredTable 2 - Diablillos Mineral Resource Estimate by · silverTonnes: 41042Grade: 100Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
silver
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:d36f8c6a805cc8b5061e
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
41042
Grade
100
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
159
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“100”

Context: 41,042

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

measuredTable 2 - Diablillos Mineral Resource Estimate by · goldTonnes: 41042Grade: 0.68Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
gold
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:d36f8c6a805cc8b5061e
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
41042
Grade
0.68
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
159
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“0.68”

Context: 41,042

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedTable 2 - Diablillos Mineral Resource Estimate by · silverTonnes: 60978Grade: 41Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
silver
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:d658035d3c59f5195ea5
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
60978
Grade
41
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
92
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“41”

Context: 60,978

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedTable 2 - Diablillos Mineral Resource Estimate by · goldTonnes: 60978Grade: 0.58Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
gold
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:d658035d3c59f5195ea5
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
60978
Grade
0.58
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
92
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“0.58”

Context: 60,978

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedTable 2 - Diablillos Mineral Resource Estimate by · silverTonnes: 102021Grade: 65Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
silver
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:4781ba3c1eec25b67524
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
102021
Grade
65
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
119
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“65”

Context: 102,021

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedTable 2 - Diablillos Mineral Resource Estimate by · goldTonnes: 102021Grade: 0.62Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
gold
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:4781ba3c1eec25b67524
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
102021
Grade
0.62
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
119
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“0.62”

Context: 102,021

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredTable 2 - Diablillos Mineral Resource Estimate by · silverTonnes: 14400Grade: 25Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
silver
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:fd8c8d3eca57d2492f94
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
14400
Grade
25
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
74
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“25”

Context: 14,400

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredTable 2 - Diablillos Mineral Resource Estimate by · goldTonnes: 14400Grade: 0.57Grade Unit: g/tView all details
Link to this fact

Identity

Project
Table 2 - Diablillos Mineral Resource Estimate by
Commodity
gold
Ticker
ABRA

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
Resource group id
resource:fd8c8d3eca57d2492f94
Deposit or zone
Oxides
Mining method
open_pit
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
14400
Grade
0.57
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Metal Equivalent

Metal Eq. Grade
74
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Historical
No

Reasoning: Expanded from multi-commodity resource table for completeness.

Negative factors

  • Fact expanded from resource table columns (model omitted this commodity).

Evidence · table

“0.57”

Context: 14,400

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · silverTonnes: 129960Grade: 8Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:f41710bb83841824b48e
Deposit or zone
Oculto
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
129960
Grade
8
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
44
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“8”

Context: 129,960

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · goldTonnes: 129960Grade: 0.12Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:f41710bb83841824b48e
Deposit or zone
Oculto
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
129960
Grade
0.12
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
44
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“0.12”

Context: 129,960

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · silverTonnes: 30774Grade: 13Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:a9d0e5dcfd8c2061f37a
Deposit or zone
Oculto
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
30774
Grade
13
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
44
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“13”

Context: 30,774

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · goldTonnes: 30774Grade: 0.16Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:a9d0e5dcfd8c2061f37a
Deposit or zone
Oculto
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
30774
Grade
0.16
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
44
Metal Eq. Unit
g/t
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“0.16”

Context: 30,774

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

measuredDiablillos · silverTonnes: 53747Grade: 54Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:9a43f83280dfe6531b4a
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
53747
Grade
54
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
102
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Measured silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • measured resource disclosed for a named deposit
  • high silver grade and large contained ounces
  • project-level estimate is current and NI 43-101 compliant

Negative factors

  • cut-off is based on Net Value per Block rather than a simple fixed grade cut-off
  • open-pit resource estimate is still not a reserve

Evidence · table

“54”

Context: 53,747

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

measuredDiablillos · goldTonnes: 53747Grade: 0.55Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:9a43f83280dfe6531b4a
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
53747
Grade
0.55
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
102
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Measured silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • measured resource disclosed for a named deposit
  • high silver grade and large contained ounces
  • project-level estimate is current and NI 43-101 compliant

Negative factors

  • cut-off is based on Net Value per Block rather than a simple fixed grade cut-off
  • open-pit resource estimate is still not a reserve

Evidence · table

“0.55”

Context: 53,747

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · silverTonnes: 146634Grade: 16Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:220cc09caf9eff493c41
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
146634
Grade
16
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
44
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“16”

Context: 146,634

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · goldTonnes: 146634Grade: 0.32Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:220cc09caf9eff493c41
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
146634
Grade
0.32
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
44
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“0.32”

Context: 146,634

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · silverTonnes: 200380Grade: 26Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:30fd2140a8af07832fd2
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
200380
Grade
26
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
59
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“26”

Context: 200,380

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · goldTonnes: 200380Grade: 0.38Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:30fd2140a8af07832fd2
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
200380
Grade
0.38
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
59
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“0.38”

Context: 200,380

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredDiablillos · silverTonnes: 42950Grade: 9Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:be81f1629193e0f3d7bd
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
42950
Grade
9
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
33
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Inferred silver resource for total oxides in the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • inferred ounces add upside to the project inventory

Negative factors

  • inferred category carries materially lower confidence than M&I
  • grade is lower than the resource base

Evidence · table

“9”

Context: 42,950

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredDiablillos · goldTonnes: 42950Grade: 0.28Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:be81f1629193e0f3d7bd
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
42950
Grade
0.28
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
33
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Inferred silver resource for total oxides in the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • inferred ounces add upside to the project inventory

Negative factors

  • inferred category carries materially lower confidence than M&I
  • grade is lower than the resource base

Evidence · table

“0.28”

Context: 42,950

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

measuredDiablillos · silverTonnes: 12765Grade: 119Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:ab381e4375f0063dec30
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
12765
Grade
119
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
125
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Measured silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • measured resource disclosed for a named deposit
  • high silver grade and large contained ounces
  • project-level estimate is current and NI 43-101 compliant

Negative factors

  • cut-off is based on Net Value per Block rather than a simple fixed grade cut-off
  • open-pit resource estimate is still not a reserve

Evidence · table

“119”

Context: 12,765

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

measuredDiablillos · goldTonnes: 12765Grade: 0.07Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:ab381e4375f0063dec30
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
measured
Tonnes
12765
Grade
0.07
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
125
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Measured silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • measured resource disclosed for a named deposit
  • high silver grade and large contained ounces
  • project-level estimate is current and NI 43-101 compliant

Negative factors

  • cut-off is based on Net Value per Block rather than a simple fixed grade cut-off
  • open-pit resource estimate is still not a reserve

Evidence · table

“0.07”

Context: 12,765

Tags used in scoring

Measured Resourcepositive

Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves.

Why it applies: category is "measured"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · silverTonnes: 7863Grade: 84Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:e7b8c5b0c8fce73432b0
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
7863
Grade
84
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
87
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“84”

Context: 7,863

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · goldTonnes: 7863Grade: 0.03Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:e7b8c5b0c8fce73432b0
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
7863
Grade
0.03
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
87
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“0.03”

Context: 7,863

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · silverTonnes: 20628Grade: 106Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:436fa04f7139212213d3
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
20628
Grade
106
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
110
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“106”

Context: 20,628

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · goldTonnes: 20628Grade: 0.05Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:436fa04f7139212213d3
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
20628
Grade
0.05
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
110
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“0.05”

Context: 20,628

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredDiablillos · silverTonnes: 1561Grade: 79Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:1529bfc9b5f6abf6a22f
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
1561
Grade
79
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
80
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Inferred silver resource for total oxides in the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • inferred ounces add upside to the project inventory

Negative factors

  • inferred category carries materially lower confidence than M&I
  • grade is lower than the resource base

Evidence · table

“79”

Context: 1,561

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredDiablillos · goldTonnes: 1561Grade: 0.01Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:1529bfc9b5f6abf6a22f
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
1561
Grade
0.01
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
80
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Inferred silver resource for total oxides in the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • inferred ounces add upside to the project inventory

Negative factors

  • inferred category carries materially lower confidence than M&I
  • grade is lower than the resource base

Evidence · table

“0.01”

Context: 1,561

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · silverTonnes: 2293Grade: 63Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:8042dca2ba6a5717a086
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
2293
Grade
63
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
63
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“63”

Context: 2,293

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · goldTonnes: 2293Grade: 0.01Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:8042dca2ba6a5717a086
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
2293
Grade
0.01
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
63
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“0.01”

Context: 2,293

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredDiablillos · silverTonnes: 416Grade: 66Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:c0fc70f70bf9073e3034
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
416
Grade
66
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
66
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Inferred silver resource for total oxides in the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • inferred ounces add upside to the project inventory

Negative factors

  • inferred category carries materially lower confidence than M&I
  • grade is lower than the resource base

Evidence · table

“66”

Context: 416

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredDiablillos · goldTonnes: 416Grade: 0.01Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:c0fc70f70bf9073e3034
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
416
Grade
0.01
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
66
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Inferred silver resource for total oxides in the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • inferred ounces add upside to the project inventory

Negative factors

  • inferred category carries materially lower confidence than M&I
  • grade is lower than the resource base

Evidence · table

“0.01”

Context: 416

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · silverTonnes: 5678Grade: 9Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:fb0b2273806f9c10b0f0
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
5678
Grade
9
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
32
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“9”

Context: 5,678

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · goldTonnes: 5678Grade: 0.27Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:fb0b2273806f9c10b0f0
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
5678
Grade
0.27
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
32
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“0.27”

Context: 5,678

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredDiablillos · silverTonnes: 4135Grade: 8Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:cf3665293f9e0c19f939
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
4135
Grade
8
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
28
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Inferred silver resource for total oxides in the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • inferred ounces add upside to the project inventory

Negative factors

  • inferred category carries materially lower confidence than M&I
  • grade is lower than the resource base

Evidence · table

“8”

Context: 4,135

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredDiablillos · goldTonnes: 4135Grade: 0.22Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:cf3665293f9e0c19f939
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
4135
Grade
0.22
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
28
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Inferred silver resource for total oxides in the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • inferred ounces add upside to the project inventory

Negative factors

  • inferred category carries materially lower confidence than M&I
  • grade is lower than the resource base

Evidence · table

“0.22”

Context: 4,135

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · silverTonnes: 3001Grade: 27Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:92afd35cbb2080c37845
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
3001
Grade
27
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
35
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“27”

Context: 3,001

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

indicatedDiablillos · goldTonnes: 3001Grade: 0.09Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:92afd35cbb2080c37845
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
indicated
Tonnes
3001
Grade
0.09
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
35
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Indicated silver resource for Oculto within the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • indicated category supports higher-confidence inventory
  • large tonnage and substantial contained silver
  • part of the updated M&I base

Negative factors

  • grade is lower than the measured category
  • cut-off methodology affects comparability to simple grade-based estimates

Evidence · table

“0.09”

Context: 3,001

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredDiablillos · silverTonnes: 284Grade: 32Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
silver
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:b8bdb701e69c9ae88636
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
284
Grade
32
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
33
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Inferred silver resource for total oxides in the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • inferred ounces add upside to the project inventory

Negative factors

  • inferred category carries materially lower confidence than M&I
  • grade is lower than the resource base

Evidence · table

“32”

Context: 284

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

inferredDiablillos · goldTonnes: 284Grade: 0.01Grade Unit: g/tView all details
Link to this fact

Identity

Project
Diablillos
Commodity
gold
Region
argentina
Reported Region
Argentina
Ticker
ABRA

Resource scope

Estimate type
resource
Effective date
2026-04-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Luis Rodrigo Peralta
Resource group id
resource:b8bdb701e69c9ae88636
Deposit or zone
Oxides
Mining method
open_pit
Material type
oxides
Ownership percent
100 %

Resource Data

Category
inferred
Tonnes
284
Grade
0.01
Grade Unit
g/t
Cutoff Grade
39
Cutoff Unit
g/t AgEq

Prior Estimate

Resource Date
2026-04-30

Metal Equivalent

Metal Eq. Grade
33
Metal Eq. Unit
g/t AgEq
Assumptions Disclosed
Yes

Lab

Laboratory
ASA (Alex Stewart Argentina)

Location

Loc. Confidence
inferred

Review

Needs Review
No
Historical
No

Reasoning: Inferred silver resource for total oxides in the updated April 30, 2026 Diablillos estimate. (Expanded from multi-commodity resource table for completeness.)

Positive factors

  • inferred ounces add upside to the project inventory

Negative factors

  • inferred category carries materially lower confidence than M&I
  • grade is lower than the resource base

Evidence · table

“0.01”

Context: 284

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut Off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: qp_signed is true

NI 43 101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

How Atlas produces this analysis

Minestarters Atlas uses automated extraction to summarize mining announcements, identify reported measurements, and classify supporting evidence. Sentiment reflects the extracted narrative and classification rules; it is an interpretation, not a reported measurement. Evidence quotes and context are provided where available. Missing data, low-confidence results, and review flags indicate limitations. Check the original publisher announcement before relying on an interpretation.