Aftermath Silver: Drilling Continues at Berenguela and Drilling Commences at Challacollo Silver Project

Original announcement by tmx on

Company
Aftermath Silver Ltd.
Ticker
AAG
Exchange
TSX
Region
Peru
Primary commodity
Silver
Secondary commodities
Copper, Manganese, Zinc, Gold
Document categories
Resource update, Drill results
Extracted
2026-09-19 08:38:46 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Aftermath Silver has commenced a 6,000m drilling campaign at its Berenguela silver-copper-manganese project in Peru and is starting a new drilling program at the Challacollo silver-gold project in Chile. The company is focusing on resource expansion and upgrading resource confidence through infill and step-out drilling.

Reasoning: The announcement details active drilling at Berenguela and the commencement of drilling at Challacollo, supported by recent resource updates at both projects.

Positive factors

  • Ongoing drilling programs at two distinct projects
  • Recent significant resource update at Berenguela
  • High-grade historical intercepts mentioned as targets

Facts used in scoring: 22

Classification and evidence

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: The Berenguela program aims to infill drill to convert inferred resources to measured and indicated.

Evidence · text

“To upgrade part of the indicated resources to measured resources primarily in the western and central domains”

Step-Out Extensionpositive

Mineralization extended beyond the previously known limit.

Why it applies: Drilling at Challacollo aims to extend known veins down dip and along strike.

Evidence · text

“Investigate potential to expand the existing resource at Challacollo by extending some of known veins down dip and along strike”

NI 43-101 Compliantpositive

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

Why it applies: The Berenguela resource is described as a NI 43-101 mineral resource estimate.

Evidence · text

“A current NI 43-101 mineral resource estimate was published on December 4, 2025.”

Extracted facts

Stored fact records: 22. Some facts used in scoring do not have a stored record.

Drill Results (4)

Fact 1Berenguela · copperGrade: 1.12Grade Unit: %Intercept: 156 mHistorical resultNeeds review: drill_no_hole_idView all details
Link to this fact

Identity

Project
Berenguela
Commodity
copper
Region
peru
Reported Region
peru
Ticker
AAG

Geometry

Grade
1.12
Grade Unit
%
Intercept
156 m

Classification

Sample Type
drill

QA/QC

QP Signed
Yes
QA/QC Methods
standards

Review

Needs Review
Yes
Review Reason
drill_no_hole_id
Interp. Status
scored
Historical
Yes

Dates

Event date
2025-12-10T00:00:00.000Z

Reasoning: High-grade copper intercept cited as a target.

Positive factors

  • Significant width and grade

Evidence · text

“returned longest copper intercept drilled to date at 156m grading 1.12% Cu”

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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

Fact 2Berenguela · silverGrade: 290Grade Unit: g/tIntercept: 156 mHistorical resultNeeds review: drill_no_hole_idView all details
Link to this fact

Identity

Project
Berenguela
Commodity
silver
Region
peru
Reported Region
peru
Ticker
AAG

Geometry

Grade
290
Grade Unit
g/t
Intercept
156 m

Classification

Sample Type
drill

QA/QC

QP Signed
Yes
QA/QC Methods
standards

Review

Needs Review
Yes
Review Reason
drill_no_hole_id
Interp. Status
scored
Historical
Yes

Dates

Event date
2025-12-10T00:00:00.000Z

Reasoning: High-grade silver intercept cited as a target.

Positive factors

  • High grade

Evidence · text

“156m grading 1.12% Cu, 290 g/t Ag”

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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

Fact 3Berenguela · manganeseGrade: 7.3Grade Unit: %Intercept: 156 mHistorical resultNeeds review: drill_no_hole_idView all details
Link to this fact

Identity

Project
Berenguela
Commodity
manganese
Region
peru
Reported Region
peru
Ticker
AAG

Geometry

Grade
7.3
Grade Unit
%
Intercept
156 m

Classification

Sample Type
drill

QA/QC

QP Signed
Yes
QA/QC Methods
standards

Review

Needs Review
Yes
Review Reason
drill_no_hole_id
Interp. Status
scored
Historical
Yes

Dates

Event date
2025-12-10T00:00:00.000Z

Reasoning: High manganese intercept cited as a target.

Positive factors

  • Significant manganese grade

Evidence · text

“156m grading 1.12% Cu, 290 g/t Ag and 7.3% Mn”

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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

Fact 4Berenguela · silverGrade: 14252Grade Unit: g/tIntercept: 1.95 mNeeds review: drill_no_hole_idView all details
Link to this fact

Identity

Project
Berenguela
Commodity
silver
Region
peru
Reported Region
peru
Ticker
AAG

Geometry

Grade
14252
Grade Unit
g/t
Intercept
1.95 m

Classification

Sample Type
drill

QA/QC

QP Signed
Yes
QA/QC Methods
standards

Review

Needs Review
Yes
Review Reason
drill_no_hole_id
Interp. Status
scored
Historical
No

Dates

Event date
2025-12-10T00:00:00.000Z

Reasoning: Extremely high silver grade intercept.

Positive factors

  • Bonanza grade

Evidence · text

“highest silver intercept to date at 1.95m @ 14,252 g/t Ag”

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 (18)

measuredBerenguela · silverTonnes: 8490000Grade: 101Grade Unit: g/tContained Metal: 27.7Contained Unit: mozView all details
Link to this fact

Identity

Project
Berenguela
Commodity
silver
Region
peru
Reported Region
Peru
Ticker
AAG

Resource scope

Estimate type
resource
Effective date
2025-12-04T00:00:00.000Z
Reporting standards
ni_43_101
Resource group id
resource:c976501a877cf61855b7

Resource Data

Category
measured
Tonnes
8490000
Grade
101
Grade Unit
g/t
Contained Metal
27.7
Contained Unit
moz

Prior Estimate

Resource Date
2025-12-04

Review

Needs Review
No
Historical
No

Dates

Event date
2025-12-10T00:00:00.000Z

Reasoning: Measured resource component of the Berenguela MRE.

Evidence · table

“101”

Context: 8.49

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 Undisclosednegative

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

Why it applies: no cutoff_grade was stated

NI 43-101 Compliantpositive

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

Why it applies: reporting_standards includes ni_43_101

measuredBerenguela · manganeseTonnes: 8490000Grade: 8.97Grade Unit: %View all details
Link to this fact

Identity

Project
Berenguela
Commodity
manganese
Region
peru
Reported Region
Peru
Ticker
AAG

Resource scope

Estimate type
resource
Effective date
2025-12-04T00:00:00.000Z
Reporting standards
ni_43_101
Resource group id
resource:c976501a877cf61855b7

Resource Data

Category
measured
Tonnes
8490000
Grade
8.97
Grade Unit
%

Prior Estimate

Resource Date
2025-12-04

Review

Needs Review
No
Historical
No

Dates

Event date
2025-12-10T00:00:00.000Z

Reasoning: Measured resource component of the Berenguela MRE.

Evidence · table

“8.97”

Context: 8.49

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 Undisclosednegative

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

Why it applies: no cutoff_grade was stated

NI 43-101 Compliantpositive

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

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

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

Why it applies: contained_metal was not reported

measuredBerenguela · copperTonnes: 8490000Grade: 0.89Grade Unit: %Contained Metal: 166.9Contained Unit: mlbView all details
Link to this fact

Identity

Project
Berenguela
Commodity
copper
Region
peru
Reported Region
Peru
Ticker
AAG

Resource scope

Estimate type
resource
Effective date
2025-12-04T00:00:00.000Z
Reporting standards
ni_43_101
Resource group id
resource:c976501a877cf61855b7

Resource Data

Category
measured
Tonnes
8490000
Grade
0.89
Grade Unit
%
Contained Metal
166.9
Contained Unit
mlb

Prior Estimate

Resource Date
2025-12-04

Review

Needs Review
No
Historical
No

Dates

Event date
2025-12-10T00:00:00.000Z

Reasoning: Measured resource component of the Berenguela MRE.

Evidence · table

“0.89”

Context: 8.49

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 Undisclosednegative

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

Why it applies: no cutoff_grade was stated

NI 43-101 Compliantpositive

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

Why it applies: reporting_standards includes ni_43_101

measuredBerenguela · zincTonnes: 8490000Grade: 0.32Grade Unit: %Contained Metal: 60Contained Unit: mlbView all details
Link to this fact

Identity

Project
Berenguela
Commodity
zinc
Region
peru
Reported Region
Peru
Ticker
AAG

Resource scope

Estimate type
resource
Effective date
2025-12-04T00:00:00.000Z
Reporting standards
ni_43_101
Resource group id
resource:c976501a877cf61855b7

Resource Data

Category
measured
Tonnes
8490000
Grade
0.32
Grade Unit
%
Contained Metal
60
Contained Unit
mlb

Prior Estimate

Resource Date
2025-12-04

Review

Needs Review
No
Historical
No

Dates

Event date
2025-12-10T00:00:00.000Z

Reasoning: Measured resource component of the Berenguela MRE.

Evidence · table

“0.32”

Context: 8.49

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 Undisclosednegative

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

Why it applies: no cutoff_grade was stated

NI 43-101 Compliantpositive

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

Why it applies: reporting_standards includes ni_43_101

indicatedChallacollo · silverTonnes: 6640000Grade: 165Grade Unit: g/tContained Metal: 35150Contained Unit: kozView all details
Link to this fact

Identity

Project
Challacollo
Commodity
silver
Region
chile
Reported Region
Chile
Ticker
AAG

Resource scope

Estimate type
resource
Effective date
2020-12-15T00:00:00.000Z
Reporting standards
ni_43_101
Resource group id
resource:0f85b3dd3df9019f223a

Resource Data

Category
indicated
Tonnes
6640000
Grade
165
Grade Unit
g/t
Contained Metal
35150
Contained Unit
koz

Prior Estimate

Resource Date
2020-12-15

Review

Needs Review
No
Historical
No

Dates

Event date
2025-12-10T00:00:00.000Z

Reasoning: Indicated resource component of the Challacollo MRE.

Evidence · table

“165”

Context: 6,640

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 Undisclosednegative

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

Why it applies: no cutoff_grade was stated

NI 43-101 Compliantpositive

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

Why it applies: reporting_standards includes ni_43_101

Stale Estimatenegative

Effective date is >2 years old — data currency concern, may not reflect current geological understanding.

Why it applies: effective date is 5.0 years before this release

indicatedChallacollo · goldTonnes: 6640000Grade: 0.27Grade Unit: g/tContained Metal: 58Contained Unit: kozView all details
Link to this fact

Identity

Project
Challacollo
Commodity
gold
Region
chile
Reported Region
Chile
Ticker
AAG

Resource scope

Estimate type
resource
Effective date
2020-12-15T00:00:00.000Z
Reporting standards
ni_43_101
Resource group id
resource:0f85b3dd3df9019f223a

Resource Data

Category
indicated
Tonnes
6640000
Grade
0.27
Grade Unit
g/t
Contained Metal
58
Contained Unit
koz

Prior Estimate

Resource Date
2020-12-15

Review

Needs Review
No
Historical
No

Dates

Event date
2025-12-10T00:00:00.000Z

Reasoning: Indicated resource component of the Challacollo MRE.

Evidence · table

“0.27”

Context: 6,640

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 Undisclosednegative

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

Why it applies: no cutoff_grade was stated

NI 43-101 Compliantpositive

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

Why it applies: reporting_standards includes ni_43_101

Stale Estimatenegative

Effective date is >2 years old — data currency concern, may not reflect current geological understanding.

Why it applies: effective date is 5.0 years before this release

indicatedSummary of the Mineral Resource Estimate for the Challacollo Silver-Gold · silverTonnes: 5597000Grade: 170Grade Unit: g/tContained Metal: 30639Contained Unit: kozView all details
Link to this fact

Identity

Project
Summary of the Mineral Resource Estimate for the Challacollo Silver-Gold
Commodity
silver
Ticker
AAG

Resource scope

Estimate type
resource
Resource group id
resource:83d91d69cadcc821343d
Material type
Open Pit

Resource Data

Category
indicated
Tonnes
5597000
Grade
170
Grade Unit
g/t
Contained Metal
30639
Contained Unit
koz

Review

Needs Review
No
Historical
No

Dates

Event date
2025-12-10T00:00:00.000Z

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

Negative factors

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

Evidence · table

“170”

Context: 5,597

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 Undisclosednegative

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

Why it applies: no cutoff_grade was stated

indicatedSummary of the Mineral Resource Estimate for the Challacollo Silver-Gold · goldTonnes: 5597000Grade: 0.27Grade Unit: g/tContained Metal: 49Contained Unit: kozView all details
Link to this fact

Identity

Project
Summary of the Mineral Resource Estimate for the Challacollo Silver-Gold
Commodity
gold
Ticker
AAG

Resource scope

Estimate type
resource
Resource group id
resource:83d91d69cadcc821343d
Material type
Open Pit

Resource Data

Category
indicated
Tonnes
5597000
Grade
0.27
Grade Unit
g/t
Contained Metal
49
Contained Unit
koz

Review

Needs Review
No
Historical
No

Dates

Event date
2025-12-10T00:00:00.000Z

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

Negative factors

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

Evidence · table

“0.27”

Context: 5,597

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 Undisclosednegative

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

Why it applies: no cutoff_grade was stated

indicatedSummary of the Mineral Resource Estimate for the Challacollo Silver-Gold · silverTonnes: 1043000Grade: 134Grade Unit: g/tContained Metal: 4510Contained Unit: kozView all details
Link to this fact

Identity

Project
Summary of the Mineral Resource Estimate for the Challacollo Silver-Gold
Commodity
silver
Ticker
AAG

Resource scope

Estimate type
resource
Resource group id
resource:ec452ecb4f866d87935a
Material type
Underground

Resource Data

Category
indicated
Tonnes
1043000
Grade
134
Grade Unit
g/t
Contained Metal
4510
Contained Unit
koz

Review

Needs Review
No
Historical
No

Dates

Event date
2025-12-10T00:00:00.000Z

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

Negative factors

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

Evidence · table

“134”

Context: 1,043

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 Undisclosednegative

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

Why it applies: no cutoff_grade was stated

indicatedSummary of the Mineral Resource Estimate for the Challacollo Silver-Gold · goldTonnes: 1043000Grade: 0.29Grade Unit: g/tContained Metal: 10Contained Unit: kozView all details
Link to this fact

Identity

Project
Summary of the Mineral Resource Estimate for the Challacollo Silver-Gold
Commodity
gold
Ticker
AAG

Resource scope

Estimate type
resource
Resource group id
resource:ec452ecb4f866d87935a
Material type
Underground

Resource Data

Category
indicated
Tonnes
1043000
Grade
0.29
Grade Unit
g/t
Contained Metal
10
Contained Unit
koz

Review

Needs Review
No
Historical
No

Dates

Event date
2025-12-10T00:00:00.000Z

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

Negative factors

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

Evidence · table

“0.29”

Context: 1,043

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 Undisclosednegative

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

Why it applies: no cutoff_grade was stated

indicatedSummary of the Mineral Resource Estimate for the Challacollo Silver-Gold · silverTonnes: 6640000Grade: 165Grade Unit: g/tContained Metal: 35150Contained Unit: kozView all details
Link to this fact

Identity

Project
Summary of the Mineral Resource Estimate for the Challacollo Silver-Gold
Commodity
silver
Ticker
AAG

Resource scope

Estimate type
resource
Resource group id
resource:fdced93912f963691b56

Resource Data

Category
indicated
Tonnes
6640000
Grade
165
Grade Unit
g/t
Contained Metal
35150
Contained Unit
koz

Review

Needs Review
No
Historical
No

Dates

Event date
2025-12-10T00:00:00.000Z

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

Negative factors

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

Evidence · table

“165”

Context: 6,640

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 Undisclosednegative

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

Why it applies: no cutoff_grade was stated

indicatedSummary of the Mineral Resource Estimate for the Challacollo Silver-Gold · goldTonnes: 6640000Grade: 0.27Grade Unit: g/tContained Metal: 58Contained Unit: kozView all details
Link to this fact

Identity

Project
Summary of the Mineral Resource Estimate for the Challacollo Silver-Gold
Commodity
gold
Ticker
AAG

Resource scope

Estimate type
resource
Resource group id
resource:fdced93912f963691b56

Resource Data

Category
indicated
Tonnes
6640000
Grade
0.27
Grade Unit
g/t
Contained Metal
58
Contained Unit
koz

Review

Needs Review
No
Historical
No

Dates

Event date
2025-12-10T00:00:00.000Z

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

Negative factors

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

Evidence · table

“0.27”

Context: 6,640

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 Undisclosednegative

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

Why it applies: no cutoff_grade was stated

inferredSummary of the Mineral Resource Estimate for the Challacollo Silver-Gold · silverTonnes: 2360000Grade: 117Grade Unit: g/tContained Metal: 8912Contained Unit: kozView all details
Link to this fact

Identity

Project
Summary of the Mineral Resource Estimate for the Challacollo Silver-Gold
Commodity
silver
Ticker
AAG

Resource scope

Estimate type
resource
Resource group id
resource:b641c8ef001b9f03095a
Material type
Open Pit

Resource Data

Category
inferred
Tonnes
2360000
Grade
117
Grade Unit
g/t
Contained Metal
8912
Contained Unit
koz

Review

Needs Review
No
Historical
No

Dates

Event date
2025-12-10T00:00:00.000Z

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

Negative factors

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

Evidence · table

“117”

Context: 2,360

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 Undisclosednegative

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

Why it applies: no cutoff_grade was stated

inferredSummary of the Mineral Resource Estimate for the Challacollo Silver-Gold · goldTonnes: 2360000Grade: 0.15Grade Unit: g/tContained Metal: 11Contained Unit: kozView all details
Link to this fact

Identity

Project
Summary of the Mineral Resource Estimate for the Challacollo Silver-Gold
Commodity
gold
Ticker
AAG

Resource scope

Estimate type
resource
Resource group id
resource:b641c8ef001b9f03095a
Material type
Open Pit

Resource Data

Category
inferred
Tonnes
2360000
Grade
0.15
Grade Unit
g/t
Contained Metal
11
Contained Unit
koz

Review

Needs Review
No
Historical
No

Dates

Event date
2025-12-10T00:00:00.000Z

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

Negative factors

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

Evidence · table

“0.15”

Context: 2,360

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 Undisclosednegative

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

Why it applies: no cutoff_grade was stated

inferredSummary of the Mineral Resource Estimate for the Challacollo Silver-Gold · silverTonnes: 443000Grade: 157Grade Unit: g/tContained Metal: 2232Contained Unit: kozView all details
Link to this fact

Identity

Project
Summary of the Mineral Resource Estimate for the Challacollo Silver-Gold
Commodity
silver
Ticker
AAG

Resource scope

Estimate type
resource
Resource group id
resource:9c5002a894898177e95b
Material type
Underground

Resource Data

Category
inferred
Tonnes
443000
Grade
157
Grade Unit
g/t
Contained Metal
2232
Contained Unit
koz

Review

Needs Review
No
Historical
No

Dates

Event date
2025-12-10T00:00:00.000Z

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

Negative factors

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

Evidence · table

“157”

Context: 443

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 Undisclosednegative

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

Why it applies: no cutoff_grade was stated

inferredSummary of the Mineral Resource Estimate for the Challacollo Silver-Gold · goldTonnes: 443000Grade: 0.26Grade Unit: g/tContained Metal: 4Contained Unit: kozView all details
Link to this fact

Identity

Project
Summary of the Mineral Resource Estimate for the Challacollo Silver-Gold
Commodity
gold
Ticker
AAG

Resource scope

Estimate type
resource
Resource group id
resource:9c5002a894898177e95b
Material type
Underground

Resource Data

Category
inferred
Tonnes
443000
Grade
0.26
Grade Unit
g/t
Contained Metal
4
Contained Unit
koz

Review

Needs Review
No
Historical
No

Dates

Event date
2025-12-10T00:00:00.000Z

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

Negative factors

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

Evidence · table

“0.26”

Context: 443

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 Undisclosednegative

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

Why it applies: no cutoff_grade was stated

inferredSummary of the Mineral Resource Estimate for the Challacollo Silver-Gold · silverTonnes: 2803000Grade: 124Grade Unit: g/tContained Metal: 11144Contained Unit: kozView all details
Link to this fact

Identity

Project
Summary of the Mineral Resource Estimate for the Challacollo Silver-Gold
Commodity
silver
Ticker
AAG

Resource scope

Estimate type
resource
Resource group id
resource:3637ee73ef14cd19f22e

Resource Data

Category
inferred
Tonnes
2803000
Grade
124
Grade Unit
g/t
Contained Metal
11144
Contained Unit
koz

Review

Needs Review
No
Historical
No

Dates

Event date
2025-12-10T00:00:00.000Z

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

Negative factors

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

Evidence · table

“124”

Context: 2,803

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 Undisclosednegative

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

Why it applies: no cutoff_grade was stated

inferredSummary of the Mineral Resource Estimate for the Challacollo Silver-Gold · goldTonnes: 2803000Grade: 0.17Grade Unit: g/tContained Metal: 15Contained Unit: kozView all details
Link to this fact

Identity

Project
Summary of the Mineral Resource Estimate for the Challacollo Silver-Gold
Commodity
gold
Ticker
AAG

Resource scope

Estimate type
resource
Resource group id
resource:3637ee73ef14cd19f22e

Resource Data

Category
inferred
Tonnes
2803000
Grade
0.17
Grade Unit
g/t
Contained Metal
15
Contained Unit
koz

Review

Needs Review
No
Historical
No

Dates

Event date
2025-12-10T00:00:00.000Z

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

Negative factors

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

Evidence · table

“0.17”

Context: 2,803

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 Undisclosednegative

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

Why it applies: no cutoff_grade was stated

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.