AbraSilver Intersects Broad Zones of Near-Surface Gold Mineralization at Cerro Viejo Target on Diablillos Property

Original announcement by tmx on Sep 2, 2026

Bullish

Company: AbraSilver Resource Corp.
Ticker: ABRA
Exchange: TSX
Region: Argentina
Primary commodity: Gold
Secondary commodities: Silver, Copper
Document categories: Resource update, Drill results, Economic study
Extracted: 2026-09-19 06:20:38 UTC

Minestarters Atlas analysis

Summary

AbraSilver Resource Corp. announced new assay results from its Phase VI exploration drill program at the Cerro Viejo target on its Diablillos project in Argentina. The drilling confirmed broad zones of shallow, oxide-hosted gold mineralization and deeper copper mineralization, highlighting new exploration potential. The company also provided an updated Mineral Resource Estimate as of April 30, 2026, which underpins a recently completed Definitive Feasibility Study.

Reasoning: The document reports encouraging drill results from a new exploration target, Cerro Viejo, showing broad zones of near-surface gold and deeper copper mineralization. This adds significant exploration potential to the Diablillos project, which already has a completed DFS and substantial resources. However, the lack of true width disclosure for drill intercepts and the absence of metallurgical testwork for the new target introduce some uncertainty.

Positive factors

Broad zones of shallow, oxide-hosted gold mineralization confirmed at Cerro Viejo, a new exploration target.
Copper mineralization identified at depth, consistent with a larger porphyry system.
Ongoing exploration program with two active drill rigs and a third expected, indicating continued exploration upside.
Resource update shows significant Measured and Indicated resources for both tank and heap leach processes.
DFS recently completed, indicating project advancement towards a construction decision.

Negative factors

True widths of drill intercepts are not yet known, which may overstate actual thickness.
Metallurgical testwork has not been completed on mineralization from Cerro Viejo.
Resource estimate footnotes indicate that mining recovery and dilution factors have not been applied to the Mineral Resource estimates.

Low confidence — this extraction should be reviewed alongside the original source.

Facts used in scoring: 57

Classification and evidence

Apparent Width Onlynegative

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

Why it applies: The document explicitly states that 'Widths are reported as drilled; true widths are not yet known.'

Evidence · text

“Widths are reported as drilled; true widths are not yet known.”

QA/QC Disclosedpositive

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

Why it applies: The release includes detailed QA/QC protocols, mentioning certified reference materials, blanks, duplicates, and a certified laboratory (ASA).

Evidence · text

“Samples are then bagged, and quality control materials are inserted at regular intervals at site; these include blanks and certified reference materials as well as duplicate core samples which are collected in order to assess sampling precision and reproducibility. Groups of samples are then placed in large bags which are sealed with numbered tags in order to maintain a chain-of-custody during the transport of the samples from the project site to the laboratory. All samples are received by the ASA (Alex Stewart Argentina) preparation laboratory in Salta, where they are prepared, then the pulp sachet is directly dispatched to its facility in Mendoza, Argentina, where they are analyzed.”

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: David O'Connor P.Geo., Chief Geologist for AbraSilver, is named as the Qualified Person who reviewed and approved the scientific and technical information.

Evidence · text

“David O'Connor P.Geo., Chief Geologist for AbraSilver, is the Qualified Person as defined by National Instrument 43-101 Standards of Disclosure for Mineral Projects, and he has reviewed and approved the scientific and technical information in this news release.”

Exploration Drillingpositive · Story-specific tag

No canonical definition is currently available.

Why it applies: The drilling is part of an 'ongoing Phase VI exploration drill program' and is testing 'new targets including Cerro Viejo'.

Evidence · text

“new assay results from five holes completed at the Cerro Viejo target as part of the ongoing Phase VI exploration drill program at its wholly-owned Diablillos project in Argentina”

Step-Out Extensionpositive

Mineralization extended beyond the previously known limit.

Why it applies: The drilling at Cerro Viejo is described as 'first-pass and follow-up drilling on new targets' and 'unlocking the longer-term growth potential'.

Evidence · text

“our exploration efforts have returned to unlocking the longer-term growth potential, and Cerro Viejo is emerging as an exciting target within the broader district.”

Maiden Resourceneutral

First formal MRE for the project — establishes baseline but typically exploration-stage with high Inferred component. No prior estimate exists, so every change band is not applicable.

Why it applies: The document presents the first formal Mineral Resource Estimate for the Diablillos project, establishing a baseline.

Evidence · text

“The most recent tank and heap leach Mineral Resource estimate for Diablillos is shown in Table 2.”

JORC Compliantpositive

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

Why it applies: The resource estimate is stated to be categorized in accordance with CIM Definition Standards, which is equivalent to JORC for reporting standards.

Evidence · text

“The MRE has been categorized in accordance with the CIM Definition Standards (CIM, 2014).”

NI 43-101 Compliantpositive

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

Why it applies: The Mineral Resource was estimated by an Independent Qualified Person under NI 43-101.

Evidence · text

“The Mineral Resource was estimated by Luis Rodrigo Peralta, B.Sc., FAusIMM CP (Geo), an INSA Consultora Managing Principal Geologist, and an Independent Qualified Person under 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: Luis Rodrigo Peralta, B.Sc., FAusIMM CP (Geo), is named as the Independent Qualified Person for the Mineral Resource estimate.

Evidence · text

“The Mineral Resource was estimated by Luis Rodrigo Peralta, B.Sc., FAusIMM CP (Geo), an INSA Consultora Managing Principal Geologist, and an Independent Qualified Person under NI 43-101.”

PEA-Supportingneutral

Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study.

Why it applies: The DFS is mentioned as recently completed, which is a higher-level study than a PEA, but the resource estimate underpins it.

Evidence · text

“Mineral Resources and Mineral Reserves that underpin the recently completed Definitive Feasibility Study ("DFS").”

DFS Bankablepositive

AACE Class 2-1 study complete and within the staleness window.

Why it applies: The document explicitly states the completion of a Definitive Feasibility Study (DFS).

Evidence · text

“Mineral Resources and Mineral Reserves that underpin the recently completed Definitive Feasibility Study ("DFS").”

Cut-off Disclosedpositive

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

Why it applies: A current resource fact retains the disclosed cut-off grade

Extracted facts

Stored fact records: 55. Some facts used in scoring do not have a stored record.

Drill Results (19)

DDH-26-037Diablillos · goldGrade: 0.58Grade Unit: g/tIntercept: 27 mView all details

Link to this fact

Identity

Hole ID: DDH-26-037
Project: Diablillos
Commodity: gold
Region: argentina
Reported Region: argentina
Ticker: ABRA

Geometry

Grade: 0.58
Grade Unit: g/t
Intercept: 27 m
From: 23 m
To: 50 m
Hole Depth: 119 m
Intercept Depth: 23 m

Classification

Deposit Type: epithermal
Program: exploration
Sample Type: drill
Group ID: DDH-26-037:23-50
Mining Method: open_pit

Location

Location: Cerro Viejo
Easting: 722233
Northing: 7202291
Elevation: 4192 m
Azimuth: 180 °
Dip: -60 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ASA (Alex Stewart Argentina)
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-02T00:00:00.000Z

Reasoning: This intercept shows shallow gold mineralization in the oxide zone at a new exploration target, which is positive for expanding the project's footprint. However, the grade is moderate, and the lack of true width information reduces confidence.

Positive factors

Shallow intercept in oxide zone, indicating potential for open-pit mining.
Part of an exploration program at a new target, adding to project potential.

Negative factors

Grade is moderate for gold in an epithermal deposit.
True width is unknown, potentially overstating the intercept length.

Evidence · table

“0.58”

Context: 27.0

Tags used in scoring

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

DDH-26-037Diablillos · silverGrade: 4.6Grade Unit: g/tIntercept: 27 mView all details

Link to this fact

Identity

Hole ID: DDH-26-037
Project: Diablillos
Commodity: silver
Region: argentina
Reported Region: argentina
Ticker: ABRA

Geometry

Grade: 4.6
Grade Unit: g/t
Intercept: 27 m
From: 23 m
To: 50 m
Hole Depth: 119 m
Intercept Depth: 23 m

Classification

Deposit Type: epithermal
Program: exploration
Sample Type: drill
Group ID: DDH-26-037:23-50
Mining Method: open_pit

Location

Location: Cerro Viejo
Easting: 722233
Northing: 7202291
Elevation: 4192 m
Azimuth: 180 °
Dip: -60 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ASA (Alex Stewart Argentina)
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-02T00:00:00.000Z

Reasoning: This silver intercept is low grade, but it is part of a broader gold-silver zone in a new exploration target, which is positive for overall project potential. The lack of true width information reduces confidence.

Positive factors

Shallow intercept in oxide zone, indicating potential for open-pit mining.
Part of an exploration program at a new target, adding to project potential.

Negative factors

Grade is weak for silver.
True width is unknown, potentially overstating the intercept length.

Evidence · table

“4.6”

Context: 27.0

Tags used in scoring

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

DDH-26-043Diablillos · copperGrade: 0.53Grade Unit: %Intercept: 7 mView all details

Link to this fact

Identity

Hole ID: DDH-26-043
Project: Diablillos
Commodity: copper
Region: argentina
Reported Region: argentina
Ticker: ABRA

Geometry

Grade: 0.53
Grade Unit: %
Intercept: 7 m
From: 97 m
To: 104 m
Hole Depth: 194 m
Intercept Depth: 97 m

Classification

Deposit Type: epithermal
Program: exploration
Sample Type: drill
Group ID: DDH-26-043:97-104
Mining Method: unknown

Location

Location: Cerro Viejo
Easting: 722462
Northing: 7202066
Elevation: 4157 m
Azimuth: 178 °
Dip: -60 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ASA (Alex Stewart Argentina)
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-02T00:00:00.000Z

Reasoning: This copper intercept at depth is significant as it supports the interpretation of a larger porphyry system, adding a new dimension to the exploration target. The grade is moderate, and true width is unknown.

Positive factors

Confirms sulphide copper mineralization beneath the gold-bearing oxide zone, supporting the porphyry system interpretation.
Part of an exploration program at a new target, adding to project potential.

Negative factors

Grade is moderate for copper.
True width is unknown, potentially overstating the intercept length.

Evidence · table

“0.53”

Context: 7.0

Tags used in scoring

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

DDH-26-043Diablillos · copperGrade: 0.15Grade Unit: %Intercept: 5 mView all details

Link to this fact

Identity

Hole ID: DDH-26-043
Project: Diablillos
Commodity: copper
Region: argentina
Reported Region: argentina
Ticker: ABRA

Geometry

Grade: 0.15
Grade Unit: %
Intercept: 5 m
From: 112 m
To: 117 m
Hole Depth: 194 m
Intercept Depth: 112 m

Classification

Deposit Type: epithermal
Program: exploration
Sample Type: drill
Group ID: DDH-26-043:112-117
Mining Method: unknown

Location

Location: Cerro Viejo
Easting: 722462
Northing: 7202066
Elevation: 4157 m
Azimuth: 178 °
Dip: -60 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ASA (Alex Stewart Argentina)
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-02T00:00:00.000Z

Reasoning: This copper intercept is low grade but contributes to the overall understanding of the deeper copper mineralization at Cerro Viejo. The lack of true width information reduces confidence.

Positive factors

Confirms sulphide copper mineralization beneath the gold-bearing oxide zone, supporting the porphyry system interpretation.
Part of an exploration program at a new target, adding to project potential.

Negative factors

Grade is weak for copper.
True width is unknown, potentially overstating the intercept length.

Evidence · table

“0.15”

Context: 5.0

Tags used in scoring

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

DDH-26-043Diablillos · silverGrade: 12.5Grade Unit: g/tIntercept: 3 mView all details

Link to this fact

Identity

Hole ID: DDH-26-043
Project: Diablillos
Commodity: silver
Region: argentina
Reported Region: argentina
Ticker: ABRA

Geometry

Grade: 12.5
Grade Unit: g/t
Intercept: 3 m
From: 187 m
To: 190 m
Hole Depth: 194 m
Intercept Depth: 187 m

Classification

Deposit Type: epithermal
Program: exploration
Sample Type: drill
Group ID: DDH-26-043:187-190
Mining Method: unknown

Location

Location: Cerro Viejo
Easting: 722462
Northing: 7202066
Elevation: 4157 m
Azimuth: 178 °
Dip: -60 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ASA (Alex Stewart Argentina)
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-02T00:00:00.000Z

Reasoning: This silver intercept is low grade but is part of a polymetallic zone at depth, contributing to the overall understanding of the new exploration target. The lack of true width information reduces confidence.

Positive factors

Part of an exploration program at a new target, adding to project potential.

Negative factors

Grade is weak for silver.
True width is unknown, potentially overstating the intercept length.

Evidence · table

“12.5”

Context: 3.0

Tags used in scoring

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

DDH-26-043Diablillos · goldGrade: 0.17Grade Unit: g/tIntercept: 3 mView all details

Link to this fact

Identity

Hole ID: DDH-26-043
Project: Diablillos
Commodity: gold
Region: argentina
Reported Region: argentina
Ticker: ABRA

Geometry

Grade: 0.17
Grade Unit: g/t
Intercept: 3 m
From: 187 m
To: 190 m
Hole Depth: 194 m
Intercept Depth: 187 m

Classification

Deposit Type: epithermal
Program: exploration
Sample Type: drill
Group ID: DDH-26-043:187-190
Mining Method: unknown

Location

Location: Cerro Viejo
Easting: 722462
Northing: 7202066
Elevation: 4157 m
Azimuth: 178 °
Dip: -60 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ASA (Alex Stewart Argentina)
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-02T00:00:00.000Z

Reasoning: This gold intercept is low grade but is part of a polymetallic zone at depth, contributing to the overall understanding of the new exploration target. The lack of true width information reduces confidence.

Positive factors

Part of an exploration program at a new target, adding to project potential.

Negative factors

Grade is weak for gold.
True width is unknown, potentially overstating the intercept length.

Evidence · table

“0.17”

Context: 3.0

Tags used in scoring

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

DDH-26-043Diablillos · copperGrade: 0.57Grade Unit: %Intercept: 3 mView all details

Link to this fact

Identity

Hole ID: DDH-26-043
Project: Diablillos
Commodity: copper
Region: argentina
Reported Region: argentina
Ticker: ABRA

Geometry

Grade: 0.57
Grade Unit: %
Intercept: 3 m
From: 187 m
To: 190 m
Hole Depth: 194 m
Intercept Depth: 187 m

Classification

Deposit Type: epithermal
Program: exploration
Sample Type: drill
Group ID: DDH-26-043:187-190
Mining Method: unknown

Location

Location: Cerro Viejo
Easting: 722462
Northing: 7202066
Elevation: 4157 m
Azimuth: 178 °
Dip: -60 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ASA (Alex Stewart Argentina)
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

Confirms sulphide copper mineralization beneath the gold-bearing oxide zone, supporting the porphyry system interpretation.
Part of an exploration program at a new target, adding to project potential.

Negative factors

Grade is moderate for copper.
True width is unknown, potentially overstating the intercept length.

Evidence · table

“0.57”

Context: 3.0

Tags used in scoring

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

DDH-26-046Diablillos · copperGrade: 0.1Grade Unit: %Intercept: 15.5 mView all details

Link to this fact

Identity

Hole ID: DDH-26-046
Project: Diablillos
Commodity: copper
Region: argentina
Reported Region: argentina
Ticker: ABRA

Geometry

Grade: 0.1
Grade Unit: %
Intercept: 15.5 m
From: 82 m
To: 97.5 m
Hole Depth: 150 m
Intercept Depth: 82 m

Classification

Deposit Type: epithermal
Program: exploration
Sample Type: drill
Group ID: DDH-26-046:82-97.5
Mining Method: unknown

Location

Location: Cerro Viejo
Easting: 722328
Northing: 7202269
Elevation: 4176 m
Azimuth: 180 °
Dip: -60 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ASA (Alex Stewart Argentina)
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-02T00:00:00.000Z

Reasoning: This copper intercept is low grade but contributes to the overall understanding of the deeper copper mineralization at Cerro Viejo. The lack of true width information reduces confidence.

Positive factors

Part of an exploration program at a new target, adding to project potential.

Negative factors

Grade is weak for copper.
True width is unknown, potentially overstating the intercept length.

Evidence · table

“0.10”

Context: 15.5

Tags used in scoring

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

DDH-26-047Diablillos · goldGrade: 0.29Grade Unit: g/tIntercept: 32 mView all details

Link to this fact

Identity

Hole ID: DDH-26-047
Project: Diablillos
Commodity: gold
Region: argentina
Reported Region: argentina
Ticker: ABRA

Geometry

Grade: 0.29
Grade Unit: g/t
Intercept: 32 m
From: 9 m
To: 41 m
Hole Depth: 122 m
Intercept Depth: 9 m

Classification

Deposit Type: epithermal
Program: exploration
Sample Type: drill
Group ID: DDH-26-047:9-41
Mining Method: open_pit

Location

Location: Cerro Viejo
Easting: 722179
Northing: 7202302
Elevation: 4202 m
Azimuth: 180 °
Dip: -60 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ASA (Alex Stewart Argentina)
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-02T00:00:00.000Z

Reasoning: This broad, very shallow gold intercept in the oxide zone is positive for potential open-pit development at a new exploration target. However, the grade is weak, and true width is unknown.

Positive factors

Very shallow intercept in oxide zone, indicating potential for open-pit mining.
Broad zone of mineralization, adding to project potential.

Negative factors

Grade is weak for gold in an epithermal deposit.
True width is unknown, potentially overstating the intercept length.

Evidence · table

“0.29”

Context: 32.0

Tags used in scoring

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

DDH-26-047Diablillos · silverGrade: 2.8Grade Unit: g/tIntercept: 32 mView all details

Link to this fact

Identity

Hole ID: DDH-26-047
Project: Diablillos
Commodity: silver
Region: argentina
Reported Region: argentina
Ticker: ABRA

Geometry

Grade: 2.8
Grade Unit: g/t
Intercept: 32 m
From: 9 m
To: 41 m
Hole Depth: 122 m
Intercept Depth: 9 m

Classification

Deposit Type: epithermal
Program: exploration
Sample Type: drill
Group ID: DDH-26-047:9-41
Mining Method: open_pit

Location

Location: Cerro Viejo
Easting: 722179
Northing: 7202302
Elevation: 4202 m
Azimuth: 180 °
Dip: -60 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ASA (Alex Stewart Argentina)
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-02T00:00:00.000Z

Reasoning: This silver intercept is low grade but is part of a broader gold-silver zone in a new exploration target, which is positive for overall project potential. The lack of true width information reduces confidence.

Positive factors

Very shallow intercept in oxide zone, indicating potential for open-pit mining.
Broad zone of mineralization, adding to project potential.

Negative factors

Grade is weak for silver.
True width is unknown, potentially overstating the intercept length.

Evidence · table

“2.8”

Context: 32.0

Tags used in scoring

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

DDH-26-047Diablillos · goldGrade: 1.5Grade Unit: g/tIntercept: 14 mView all details

Link to this fact

Identity

Hole ID: DDH-26-047
Project: Diablillos
Commodity: gold
Region: argentina
Reported Region: argentina
Ticker: ABRA

Geometry

Grade: 1.5
Grade Unit: g/t
Intercept: 14 m
From: 54 m
To: 68 m
Hole Depth: 122 m
Intercept Depth: 54 m

Classification

Deposit Type: epithermal
Program: exploration
Sample Type: drill
Group ID: DDH-26-047:54-68
Mining Method: open_pit

Location

Location: Cerro Viejo
Easting: 722179
Northing: 7202302
Elevation: 4202 m
Azimuth: 180 °
Dip: -60 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ASA (Alex Stewart Argentina)
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-02T00:00:00.000Z

Reasoning: This intercept shows moderate gold mineralization in the oxide zone, which is positive for potential open-pit development at a new exploration target. The lack of true width information reduces confidence.

Positive factors

Moderate grade gold in oxide zone, indicating potential for open-pit mining.
Part of an exploration program at a new target, adding to project potential.

Negative factors

True width is unknown, potentially overstating the intercept length.

Evidence · table

“1.50”

Context: 14.0

Tags used in scoring

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

DDH-26-047Diablillos · silverGrade: 6.2Grade Unit: g/tIntercept: 14 mView all details

Link to this fact

Identity

Hole ID: DDH-26-047
Project: Diablillos
Commodity: silver
Region: argentina
Reported Region: argentina
Ticker: ABRA

Geometry

Grade: 6.2
Grade Unit: g/t
Intercept: 14 m
From: 54 m
To: 68 m
Hole Depth: 122 m
Intercept Depth: 54 m

Classification

Deposit Type: epithermal
Program: exploration
Sample Type: drill
Group ID: DDH-26-047:54-68
Mining Method: open_pit

Location

Location: Cerro Viejo
Easting: 722179
Northing: 7202302
Elevation: 4202 m
Azimuth: 180 °
Dip: -60 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ASA (Alex Stewart Argentina)
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

Part of an exploration program at a new target, adding to project potential.

Negative factors

Grade is weak for silver.
True width is unknown, potentially overstating the intercept length.

Evidence · table

“6.2”

Context: 14.0

Tags used in scoring

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

DDH-26-048Diablillos · copperGrade: 0.1Grade Unit: %Intercept: 13 mView all details

Link to this fact

Identity

Hole ID: DDH-26-048
Project: Diablillos
Commodity: copper
Region: argentina
Reported Region: argentina
Ticker: ABRA

Geometry

Grade: 0.1
Grade Unit: %
Intercept: 13 m
From: 37.5 m
To: 50.5 m
Hole Depth: 323 m
Intercept Depth: 37.5 m

Classification

Deposit Type: epithermal
Program: exploration
Sample Type: drill
Group ID: DDH-26-048:37.5-50.5
Mining Method: unknown

Location

Location: Cerro Viejo
Easting: 720171
Northing: 7199283
Elevation: 4254 m
Azimuth: 180 °
Dip: -60 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ASA (Alex Stewart Argentina)
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-02T00:00:00.000Z

Reasoning: This copper intercept is low grade but contributes to the overall understanding of the deeper copper mineralization at Cerro Viejo. The lack of true width information reduces confidence.

Positive factors

Part of an exploration program at a new target, adding to project potential.

Negative factors

Grade is weak for copper.
True width is unknown, potentially overstating the intercept length.

Evidence · table

“0.10”

Context: 13.0

Tags used in scoring

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

DDH-26-048Diablillos · silverGrade: 1.9Grade Unit: g/tIntercept: 21 mView all details

Link to this fact

Identity

Hole ID: DDH-26-048
Project: Diablillos
Commodity: silver
Region: argentina
Reported Region: argentina
Ticker: ABRA

Geometry

Grade: 1.9
Grade Unit: g/t
Intercept: 21 m
From: 81.5 m
To: 102.5 m
Hole Depth: 323 m
Intercept Depth: 81.5 m

Classification

Deposit Type: epithermal
Program: exploration
Sample Type: drill
Group ID: DDH-26-048:81.5-102.5
Mining Method: unknown

Location

Location: Cerro Viejo
Easting: 720171
Northing: 7199283
Elevation: 4254 m
Azimuth: 180 °
Dip: -60 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ASA (Alex Stewart Argentina)
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

Part of an exploration program at a new target, adding to project potential.

Negative factors

Grade is weak for silver.
True width is unknown, potentially overstating the intercept length.

Evidence · table

“1.9”

Context: 21.0

Tags used in scoring

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

DDH-26-048Diablillos · goldGrade: 0.12Grade Unit: g/tIntercept: 21 mView all details

Link to this fact

Identity

Hole ID: DDH-26-048
Project: Diablillos
Commodity: gold
Region: argentina
Reported Region: argentina
Ticker: ABRA

Geometry

Grade: 0.12
Grade Unit: g/t
Intercept: 21 m
From: 81.5 m
To: 102.5 m
Hole Depth: 323 m
Intercept Depth: 81.5 m

Classification

Deposit Type: epithermal
Program: exploration
Sample Type: drill
Group ID: DDH-26-048:81.5-102.5
Mining Method: unknown

Location

Location: Cerro Viejo
Easting: 720171
Northing: 7199283
Elevation: 4254 m
Azimuth: 180 °
Dip: -60 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ASA (Alex Stewart Argentina)
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

Part of an exploration program at a new target, adding to project potential.

Negative factors

Grade is weak for gold.
True width is unknown, potentially overstating the intercept length.

Evidence · table

“0.12”

Context: 21.0

Tags used in scoring

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

DDH-26-048Diablillos · copperGrade: 0.1Grade Unit: %Intercept: 21 mView all details

Link to this fact

Identity

Hole ID: DDH-26-048
Project: Diablillos
Commodity: copper
Region: argentina
Reported Region: argentina
Ticker: ABRA

Geometry

Grade: 0.1
Grade Unit: %
Intercept: 21 m
From: 81.5 m
To: 102.5 m
Hole Depth: 323 m
Intercept Depth: 81.5 m

Classification

Deposit Type: epithermal
Program: exploration
Sample Type: drill
Group ID: DDH-26-048:81.5-102.5
Mining Method: unknown

Location

Location: Cerro Viejo
Easting: 720171
Northing: 7199283
Elevation: 4254 m
Azimuth: 180 °
Dip: -60 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ASA (Alex Stewart Argentina)
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-02T00:00:00.000Z

Reasoning: This copper intercept is low grade but contributes to the overall understanding of the deeper copper mineralization at Cerro Viejo. The lack of true width information reduces confidence.

Positive factors

Part of an exploration program at a new target, adding to project potential.

Negative factors

Grade is weak for copper.
True width is unknown, potentially overstating the intercept length.

Evidence · table

“0.10”

Context: 21.0

Tags used in scoring

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

DDH-26-048Diablillos · silverGrade: 1.5Grade Unit: g/tIntercept: 18 mView all details

Link to this fact

Identity

Hole ID: DDH-26-048
Project: Diablillos
Commodity: silver
Region: argentina
Reported Region: argentina
Ticker: ABRA

Geometry

Grade: 1.5
Grade Unit: g/t
Intercept: 18 m
From: 212 m
To: 230 m
Hole Depth: 323 m
Intercept Depth: 212 m

Classification

Deposit Type: epithermal
Program: exploration
Sample Type: drill
Group ID: DDH-26-048:212-230
Mining Method: unknown

Location

Location: Cerro Viejo
Easting: 720171
Northing: 7199283
Elevation: 4254 m
Azimuth: 180 °
Dip: -60 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ASA (Alex Stewart Argentina)
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

Part of an exploration program at a new target, adding to project potential.

Negative factors

Grade is weak for silver.
True width is unknown, potentially overstating the intercept length.

Evidence · table

“1.5”

Context: 18.0

Tags used in scoring

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

DDH-26-048Diablillos · goldGrade: 0.13Grade Unit: g/tIntercept: 18 mView all details

Link to this fact

Identity

Hole ID: DDH-26-048
Project: Diablillos
Commodity: gold
Region: argentina
Reported Region: argentina
Ticker: ABRA

Geometry

Grade: 0.13
Grade Unit: g/t
Intercept: 18 m
From: 212 m
To: 230 m
Hole Depth: 323 m
Intercept Depth: 212 m

Classification

Deposit Type: epithermal
Program: exploration
Sample Type: drill
Group ID: DDH-26-048:212-230
Mining Method: unknown

Location

Location: Cerro Viejo
Easting: 720171
Northing: 7199283
Elevation: 4254 m
Azimuth: 180 °
Dip: -60 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ASA (Alex Stewart Argentina)
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

Part of an exploration program at a new target, adding to project potential.

Negative factors

Grade is weak for gold.
True width is unknown, potentially overstating the intercept length.

Evidence · table

“0.13”

Context: 18.0

Tags used in scoring

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

DDH-26-048Diablillos · copperGrade: 0.06Grade Unit: %Intercept: 18 mView all details

Link to this fact

Identity

Hole ID: DDH-26-048
Project: Diablillos
Commodity: copper
Region: argentina
Reported Region: argentina
Ticker: ABRA

Geometry

Grade: 0.06
Grade Unit: %
Intercept: 18 m
From: 212 m
To: 230 m
Hole Depth: 323 m
Intercept Depth: 212 m

Classification

Deposit Type: epithermal
Program: exploration
Sample Type: drill
Group ID: DDH-26-048:212-230
Mining Method: unknown

Location

Location: Cerro Viejo
Easting: 720171
Northing: 7199283
Elevation: 4254 m
Azimuth: 180 °
Dip: -60 °
Loc. Confidence: high
Loc. Source: document

QA/QC

Laboratory: ASA (Alex Stewart Argentina)
QA/QC Disclosed: Yes
QP Signed: Yes
QA/QC Methods: standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed: Yes

Review

Needs Review: No
Interp. Status: scored
Historical: No

Dates

Event date: 2026-09-02T00:00:00.000Z

Reasoning: This copper intercept is low grade but contributes to the overall understanding of the deeper copper mineralization at Cerro Viejo. The lack of true width information reduces confidence.

Positive factors

Part of an exploration program at a new target, adding to project potential.

Negative factors

Grade is weak for copper.
True width is unknown, potentially overstating the intercept length.

Evidence · table

“0.06”

Context: 18.0

Tags used in scoring

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Resource Estimates (36)

measuredDiablillos · silverTonnes: 41042000Grade: 100Grade Unit: g/tContained Metal: 131668Contained Unit: 000 ozView 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, jorc
QP Signed: Yes
Qualified person names: Luis Rodrigo Peralta
Resource group id: resource:91190606d4e3b0d2b9d0
Deposit or zone: Tank Leach
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: 000 oz
Cutoff Grade: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Reasoning: This is a high-confidence Measured resource for silver, with substantial contained metal, supporting the project's economic viability. The estimate is compliant with NI 43-101 and JORC standards, and a QP has signed off. However, the lack of mining recovery and dilution factors is a minor negative.

Positive factors

High confidence Measured resource for silver.
Significant contained silver ounces.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Mining recovery and dilution factors have not been applied to the Mineral Resource estimates.

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

JORC Compliantpositive

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

Why it applies: reporting_standards includes jorc

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

measuredDiablillos · goldTonnes: 41042000Grade: 0.68Grade Unit: g/tContained Metal: 896Contained Unit: 000 ozView 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, jorc
QP Signed: Yes
Qualified person names: Luis Rodrigo Peralta
Resource group id: resource:91190606d4e3b0d2b9d0
Deposit or zone: Tank Leach
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: 000 oz
Cutoff Grade: 3200
Cutoff Unit: US$/oz Au price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Reasoning: This is a high-confidence Measured resource for gold, with substantial contained metal, supporting the project's economic viability. The estimate is compliant with NI 43-101 and JORC standards, and a QP has signed off. However, the lack of mining recovery and dilution factors is a minor negative.

Positive factors

High confidence Measured resource for gold.
Significant contained gold ounces.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Mining recovery and dilution factors have not been applied to the Mineral Resource estimates.

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

JORC Compliantpositive

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

Why it applies: reporting_standards includes jorc

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

indicatedDiablillos · silverTonnes: 60978000Grade: 41Grade Unit: g/tContained Metal: 81060Contained Unit: 000 ozView 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, jorc
QP Signed: Yes
Qualified person names: Luis Rodrigo Peralta
Resource group id: resource:5db365bb80282278c3a1
Deposit or zone: Tank Leach
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: 000 oz
Cutoff Grade: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Reasoning: This is a high-confidence Indicated resource for silver, with substantial contained metal, supporting the project's economic viability. The estimate is compliant with NI 43-101 and JORC standards, and a QP has signed off. However, the lack of mining recovery and dilution factors is a minor negative.

Positive factors

High confidence Indicated resource for silver.
Significant contained silver ounces.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Mining recovery and dilution factors have not been applied to the Mineral Resource 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

JORC Compliantpositive

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

Why it applies: reporting_standards includes jorc

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

indicatedDiablillos · goldTonnes: 60978000Grade: 0.58Grade Unit: g/tContained Metal: 1143Contained Unit: 000 ozView 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, jorc
QP Signed: Yes
Qualified person names: Luis Rodrigo Peralta
Resource group id: resource:5db365bb80282278c3a1
Deposit or zone: Tank Leach
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: 000 oz
Cutoff Grade: 3200
Cutoff Unit: US$/oz Au price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Reasoning: This is a high-confidence Indicated resource for gold, with substantial contained metal, supporting the project's economic viability. The estimate is compliant with NI 43-101 and JORC standards, and a QP has signed off. However, the lack of mining recovery and dilution factors is a minor negative.

Positive factors

High confidence Indicated resource for gold.
Significant contained gold ounces.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Mining recovery and dilution factors have not been applied to the Mineral Resource 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

JORC Compliantpositive

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

Why it applies: reporting_standards includes jorc

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

inferredDiablillos · silverTonnes: 14400000Grade: 25Grade Unit: g/tContained Metal: 11468Contained Unit: 000 ozView 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, jorc
QP Signed: Yes
Qualified person names: Luis Rodrigo Peralta
Resource group id: resource:8c83c4c3c8ff2e33036d
Deposit or zone: Tank Leach
Mining method: open_pit
Material type: Oxides
Ownership percent: 100 %

Resource Data

Category: inferred
Tonnes: 14400000
Grade: 25
Grade Unit: g/t
Contained Metal: 11468
Contained Unit: 000 oz
Cutoff Grade: 34.5
Cutoff Unit: US$/oz Ag price

Prior Estimate

Resource Date: 2026-04-30

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: No
Historical: No

Dates

Event date: 2026-09-02T00:00:00.000Z

Reasoning: This Inferred resource for silver adds to the project's overall potential but carries lower geological confidence. The estimate is compliant with NI 43-101 and JORC standards, and a QP has signed off. However, the lack of mining recovery and dilution factors is a minor negative.

Positive factors

Adds to the overall resource base, indicating future potential.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Inferred category has lower geological confidence.
Mining recovery and dilution factors have not been applied to the Mineral Resource estimates.

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

JORC Compliantpositive

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

Why it applies: reporting_standards includes jorc

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

inferredDiablillos · goldTonnes: 14400000Grade: 0.57Grade Unit: g/tContained Metal: 262Contained Unit: 000 ozView 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, jorc
QP Signed: Yes
Qualified person names: Luis Rodrigo Peralta
Resource group id: resource:8c83c4c3c8ff2e33036d
Deposit or zone: Tank Leach
Mining method: open_pit
Material type: Oxides
Ownership percent: 100 %

Resource Data

Category: inferred
Tonnes: 14400000
Grade: 0.57
Grade Unit: g/t
Contained Metal: 262
Contained Unit: 000 oz
Cutoff Grade: 3200
Cutoff Unit: US$/oz Au price

Prior Estimate

Resource Date: 2026-04-30

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: No
Historical: No

Dates

Event date: 2026-09-02T00:00:00.000Z

Reasoning: This Inferred resource for gold adds to the project's overall potential but carries lower geological confidence. The estimate is compliant with NI 43-101 and JORC standards, and a QP has signed off. However, the lack of mining recovery and dilution factors is a minor negative.

Positive factors

Adds to the overall resource base, indicating future potential.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Inferred category has lower geological confidence.
Mining recovery and dilution factors have not been applied to the Mineral Resource estimates.

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

JORC Compliantpositive

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

Why it applies: reporting_standards includes jorc

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

measuredDiablillos · silverTonnes: 25469000Grade: 13Grade Unit: g/tContained Metal: 10997Contained Unit: 000 ozView 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, jorc
QP Signed: Yes
Qualified person names: Luis Rodrigo Peralta
Resource group id: resource:4c8c43e3d8b2f85af998
Deposit or zone: Heap Leach
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: 000 oz
Cutoff Grade: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Reasoning: This is a high-confidence Measured resource for silver, supporting the project's economic viability, particularly for heap leach processing. The estimate is compliant with NI 43-101 and JORC standards, and a QP has signed off. However, the grade is weak, and the lack of mining recovery and dilution factors is a minor negative.

Positive factors

High confidence Measured resource for silver.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Grade is weak for silver.
Mining recovery and dilution factors have not been applied to the Mineral Resource estimates.

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

JORC Compliantpositive

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

Why it applies: reporting_standards includes jorc

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

measuredDiablillos · goldTonnes: 25469000Grade: 0.09Grade Unit: g/tContained Metal: 76Contained Unit: 000 ozView 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, jorc
QP Signed: Yes
Qualified person names: Luis Rodrigo Peralta
Resource group id: resource:4c8c43e3d8b2f85af998
Deposit or zone: Heap Leach
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: 000 oz
Cutoff Grade: 3200
Cutoff Unit: US$/oz Au price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Reasoning: This is a high-confidence Measured resource for gold, supporting the project's economic viability, particularly for heap leach processing. The estimate is compliant with NI 43-101 and JORC standards, and a QP has signed off. However, the grade is weak, and the lack of mining recovery and dilution factors is a minor negative.

Positive factors

High confidence Measured resource for gold.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Grade is weak for gold.
Mining recovery and dilution factors have not been applied to the Mineral Resource estimates.

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

JORC Compliantpositive

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

Why it applies: reporting_standards includes jorc

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

indicatedDiablillos · silverTonnes: 104491000Grade: 7Grade Unit: g/tContained Metal: 24328Contained Unit: 000 ozView 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, jorc
QP Signed: Yes
Qualified person names: Luis Rodrigo Peralta
Resource group id: resource:75b71f5083308600112e
Deposit or zone: Heap Leach
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: 000 oz
Cutoff Grade: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Reasoning: This is a high-confidence Indicated resource for silver, supporting the project's economic viability, particularly for heap leach processing. The estimate is compliant with NI 43-101 and JORC standards, and a QP has signed off. However, the grade is weak, and the lack of mining recovery and dilution factors is a minor negative.

Positive factors

High confidence Indicated resource for silver.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Grade is weak for silver.
Mining recovery and dilution factors have not been applied to the Mineral Resource 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

JORC Compliantpositive

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

Why it applies: reporting_standards includes jorc

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

indicatedDiablillos · goldTonnes: 104491000Grade: 0.13Grade Unit: g/tContained Metal: 428Contained Unit: 000 ozView 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, jorc
QP Signed: Yes
Qualified person names: Luis Rodrigo Peralta
Resource group id: resource:75b71f5083308600112e
Deposit or zone: Heap Leach
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: 000 oz
Cutoff Grade: 3200
Cutoff Unit: US$/oz Au price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Reasoning: This is a high-confidence Indicated resource for gold, supporting the project's economic viability, particularly for heap leach processing. The estimate is compliant with NI 43-101 and JORC standards, and a QP has signed off. However, the grade is weak, and the lack of mining recovery and dilution factors is a minor negative.

Positive factors

High confidence Indicated resource for gold.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Grade is weak for gold.
Mining recovery and dilution factors have not been applied to the Mineral Resource 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

JORC Compliantpositive

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

Why it applies: reporting_standards includes jorc

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

inferredDiablillos · silverTonnes: 34947000Grade: 6Grade Unit: g/tContained Metal: 6939Contained Unit: 000 ozView 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, jorc
QP Signed: Yes
Qualified person names: Luis Rodrigo Peralta
Resource group id: resource:fdc680ed67b900e74438
Deposit or zone: Heap Leach
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: 000 oz
Cutoff Grade: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Reasoning: This Inferred resource for silver adds to the project's overall potential but carries lower geological confidence. The estimate is compliant with NI 43-101 and JORC standards, and a QP has signed off. However, the grade is weak, and the lack of mining recovery and dilution factors is a minor negative.

Positive factors

Adds to the overall resource base, indicating future potential.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Inferred category has lower geological confidence.
Grade is weak for silver.
Mining recovery and dilution factors have not been applied to the Mineral Resource estimates.

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

JORC Compliantpositive

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

Why it applies: reporting_standards includes jorc

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

inferredDiablillos · goldTonnes: 34947000Grade: 0.14Grade Unit: g/tContained Metal: 158Contained Unit: 000 ozView 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, jorc
QP Signed: Yes
Qualified person names: Luis Rodrigo Peralta
Resource group id: resource:fdc680ed67b900e74438
Deposit or zone: Heap Leach
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: 000 oz
Cutoff Grade: 3200
Cutoff Unit: US$/oz Au price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Reasoning: This Inferred resource for gold adds to the project's overall potential but carries lower geological confidence. The estimate is compliant with NI 43-101 and JORC standards, and a QP has signed off. However, the grade is weak, and the lack of mining recovery and dilution factors is a minor negative.

Positive factors

Adds to the overall resource base, indicating future potential.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Inferred category has lower geological confidence.
Grade is weak for gold.
Mining recovery and dilution factors have not been applied to the Mineral Resource estimates.

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

JORC Compliantpositive

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

Why it applies: reporting_standards includes jorc

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

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:4288f7b870fca1064c6b
Deposit or zone: 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: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

High confidence Measured resource for silver.
Significant contained silver ounces.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Mining recovery and dilution factors have not been applied to the Mineral Resource estimates.

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

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:4288f7b870fca1064c6b
Deposit or zone: 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: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

High confidence Measured resource for silver.
Significant contained silver ounces.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Mining recovery and dilution factors have not been applied to the Mineral Resource estimates.

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

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:d0f5fa89eaee279afd7f
Deposit or zone: 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: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

High confidence Indicated resource for silver.
Significant contained silver ounces.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Mining recovery and dilution factors have not been applied to the Mineral Resource 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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

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:d0f5fa89eaee279afd7f
Deposit or zone: 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: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

High confidence Indicated resource for silver.
Significant contained silver ounces.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Mining recovery and dilution factors have not been applied to the Mineral Resource 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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

measuredDiablillos · 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:39014e3b2aaf387d84ab
Deposit or zone: Oxides
Mining method: open_pit
Material type: Oxides
Ownership percent: 100 %

Resource Data

Category: measured
Tonnes: 102021
Grade: 65
Grade Unit: g/t
Cutoff Grade: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

High confidence Measured resource for silver.
Significant contained silver ounces.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Mining recovery and dilution factors have not been applied to the Mineral Resource estimates.

Evidence · table

“65”

Context: 102,021

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

measuredDiablillos · 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:39014e3b2aaf387d84ab
Deposit or zone: Oxides
Mining method: open_pit
Material type: Oxides
Ownership percent: 100 %

Resource Data

Category: measured
Tonnes: 102021
Grade: 0.62
Grade Unit: g/t
Cutoff Grade: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

High confidence Measured resource for silver.
Significant contained silver ounces.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Mining recovery and dilution factors have not been applied to the Mineral Resource estimates.

Evidence · table

“0.62”

Context: 102,021

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

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:478807ee933324d6fdb0
Deposit or zone: 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: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

Adds to the overall resource base, indicating future potential.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Inferred category has lower geological confidence.
Mining recovery and dilution factors have not been applied to the Mineral Resource estimates.

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

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:478807ee933324d6fdb0
Deposit or zone: 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: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

Adds to the overall resource base, indicating future potential.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Inferred category has lower geological confidence.
Mining recovery and dilution factors have not been applied to the Mineral Resource estimates.

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

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:f6fa8be2aed127b4e84e
Deposit or zone: 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: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

High confidence Measured resource for silver.
Significant contained silver ounces.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Mining recovery and dilution factors have not been applied to the Mineral Resource estimates.

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

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:f6fa8be2aed127b4e84e
Deposit or zone: 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: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

High confidence Measured resource for silver.
Significant contained silver ounces.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Mining recovery and dilution factors have not been applied to the Mineral Resource estimates.

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

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:cea5dfa43041dce5f7d0
Deposit or zone: 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: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

High confidence Indicated resource for silver.
Significant contained silver ounces.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Mining recovery and dilution factors have not been applied to the Mineral Resource 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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

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:cea5dfa43041dce5f7d0
Deposit or zone: 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: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

High confidence Indicated resource for silver.
Significant contained silver ounces.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Mining recovery and dilution factors have not been applied to the Mineral Resource 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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

measuredDiablillos · 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:b9b87b49faa14a6f93f7
Deposit or zone: Oxides
Mining method: open_pit
Material type: Oxides
Ownership percent: 100 %

Resource Data

Category: measured
Tonnes: 129960
Grade: 8
Grade Unit: g/t
Cutoff Grade: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

High confidence Measured resource for silver.
Significant contained silver ounces.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Mining recovery and dilution factors have not been applied to the Mineral Resource estimates.

Evidence · table

“8”

Context: 129,960

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

measuredDiablillos · 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:b9b87b49faa14a6f93f7
Deposit or zone: Oxides
Mining method: open_pit
Material type: Oxides
Ownership percent: 100 %

Resource Data

Category: measured
Tonnes: 129960
Grade: 0.12
Grade Unit: g/t
Cutoff Grade: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

High confidence Measured resource for silver.
Significant contained silver ounces.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Mining recovery and dilution factors have not been applied to the Mineral Resource estimates.

Evidence · table

“0.12”

Context: 129,960

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

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:ac97e199c78c16c9cd51
Deposit or zone: 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: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

Adds to the overall resource base, indicating future potential.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Inferred category has lower geological confidence.
Mining recovery and dilution factors have not been applied to the Mineral Resource estimates.

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

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:ac97e199c78c16c9cd51
Deposit or zone: 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: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

Adds to the overall resource base, indicating future potential.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Inferred category has lower geological confidence.
Mining recovery and dilution factors have not been applied to the Mineral Resource estimates.

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

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:4fb3abdec7a8b2a251f9
Deposit or zone: Oxides
Mining method: open_pit
Material type: Oxides
Ownership percent: 100 %

Resource Data

Category: measured
Tonnes: 66512
Grade: 67
Grade Unit: g/t
Cutoff Grade: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

High confidence Measured resource for silver.
Significant contained silver ounces.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Mining recovery and dilution factors have not been applied to the Mineral Resource estimates.

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

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:4fb3abdec7a8b2a251f9
Deposit or zone: Oxides
Mining method: open_pit
Material type: Oxides
Ownership percent: 100 %

Resource Data

Category: measured
Tonnes: 66512
Grade: 0.45
Grade Unit: g/t
Cutoff Grade: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

High confidence Measured resource for silver.
Significant contained silver ounces.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Mining recovery and dilution factors have not been applied to the Mineral Resource estimates.

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

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:a2c6b8393cfef82a594c
Deposit or zone: Oxides
Mining method: open_pit
Material type: Oxides
Ownership percent: 100 %

Resource Data

Category: indicated
Tonnes: 165469
Grade: 20
Grade Unit: g/t
Cutoff Grade: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

High confidence Indicated resource for silver.
Significant contained silver ounces.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Mining recovery and dilution factors have not been applied to the Mineral Resource 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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

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:a2c6b8393cfef82a594c
Deposit or zone: Oxides
Mining method: open_pit
Material type: Oxides
Ownership percent: 100 %

Resource Data

Category: indicated
Tonnes: 165469
Grade: 0.3
Grade Unit: g/t
Cutoff Grade: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

High confidence Indicated resource for silver.
Significant contained silver ounces.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Mining recovery and dilution factors have not been applied to the Mineral Resource 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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

measuredDiablillos · 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:a0747a817f5b90b03920
Deposit or zone: Oxides
Mining method: open_pit
Material type: Oxides
Ownership percent: 100 %

Resource Data

Category: measured
Tonnes: 231981
Grade: 33
Grade Unit: g/t
Cutoff Grade: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

High confidence Measured resource for silver.
Significant contained silver ounces.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Mining recovery and dilution factors have not been applied to the Mineral Resource estimates.

Evidence · table

“33”

Context: 231,981

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

measuredDiablillos · 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:a0747a817f5b90b03920
Deposit or zone: Oxides
Mining method: open_pit
Material type: Oxides
Ownership percent: 100 %

Resource Data

Category: measured
Tonnes: 231981
Grade: 0.34
Grade Unit: g/t
Cutoff Grade: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

High confidence Measured resource for silver.
Significant contained silver ounces.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Mining recovery and dilution factors have not been applied to the Mineral Resource estimates.

Evidence · table

“0.34”

Context: 231,981

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

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:1f4f1d4b6de169934551
Deposit or zone: Oxides
Mining method: open_pit
Material type: Oxides
Ownership percent: 100 %

Resource Data

Category: inferred
Tonnes: 49347
Grade: 12
Grade Unit: g/t
Cutoff Grade: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

Adds to the overall resource base, indicating future potential.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Inferred category has lower geological confidence.
Mining recovery and dilution factors have not been applied to the Mineral Resource estimates.

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

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:1f4f1d4b6de169934551
Deposit or zone: Oxides
Mining method: open_pit
Material type: Oxides
Ownership percent: 100 %

Resource Data

Category: inferred
Tonnes: 49347
Grade: 0.26
Grade Unit: g/t
Cutoff Grade: 34.5
Cutoff Unit: US$/oz Ag price

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

Dates

Event date: 2026-09-02T00:00:00.000Z

Positive factors

Adds to the overall resource base, indicating future potential.
Resource is constrained by a conceptual Whittle open pit shell, indicating reasonable prospects for economic extraction.

Negative factors

Inferred category has lower geological confidence.
Mining recovery and dilution factors have not been applied to the Mineral Resource estimates.

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

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

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.