# ANNUAL INFORMATION FORM DATED MARCH 30, 2026 Canonical Atlas analysis: https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3 Original source: https://www.sedarplus.ca/csa-party/records/document.html?id=6f94b8c3bfc6b49314ac787942855e1f2a21f2f38377ff81f64bf58cfb22df05 Publisher: research Original announcement: Unknown date Analysis by Minestarters Atlas Atlas analysis published: 2026-11-03T10:41:13.174Z Atlas analysis updated: 2026-11-03T10:41:13.174Z - Company: ABRASILVER RESOURCE CORP. - Ticker: ABRA - Exchange: TSX - Region: Argentina - Primary commodity: Silver - Secondary commodities: Gold - Document categories: Resource update, Other - Extracted: 2026-11-03 10:41:13 UTC Narrative sentiment: 0.22 · Bullish ## Minestarters Atlas summary AbraSilver’s annual information form mainly recaps the Diablillos Project and incorporates the July 29, 2025 Mineral Resource Estimate. The project is described as an advanced silver-gold development asset in Argentina with open-pit potential and NI 43-101 compliant resource reporting. The document also highlights recent permitting progress, including RIGI approval, and notes the project is being advanced toward a DFS. Reasoning: The dominant technical content is the incorporated Diablillos MRE, but it is embedded in an annual information form with extensive corporate background, so materiality is positive but not highly novel. - Positive factor: The AIF reproduces the Diablillos Mineral Resource Estimate effective July 29, 2025, with Measured, Indicated and Inferred categories. - Positive factor: It states the project is NI 43-101 compliant and signed by qualified persons. - Positive factor: The report also notes the project is advanced stage and supports progression toward a DFS. - Negative factor: This is an annual information form, so much of the document is corporate and historical rather than a fresh technical event. - Negative factor: The resource table is a restatement of the July 29, 2025 estimate incorporated by reference, not a new estimate announced in this document. - Negative factor: Cut-off grades are disclosed, but the estimate is still presented as part of a broader corporate filing rather than a stand-alone resource update. Facts used in scoring: 37 ## Classification and evidence No classification tags are available. ## Extracted facts Stored fact records: 37. Some facts used in scoring do not have a stored record. ## Resource Estimates (37) ### measured [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-0) Diablillos Project Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:47abf2bc750d2eb1f1e7 - Deposit or zone: Tank Leach Oxides - Material type: oxides #### Resource Data - Category: measured - Tonnes: 26545000 - Grade: 0.71 - Grade Unit: g/t - Contained Metal: 604 - Contained Unit: 000 oz au - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 183 - Metal Eq. Unit: g/t - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Measured gold resource for the same tank leach oxide domain, but it is historical within this document. - Positive factor: Measured gold grade is reported for the tank leach oxide domain. - Positive factor: The estimate is NI 43-101 compliant and signed by qualified persons. - Negative factor: This is a reproduced estimate in an annual filing rather than newly announced assay work. #### Tags used in scoring **Measured Resource** Polarity: positive Definition: Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves. Why it applies: category is "measured" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### indicated [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-1) Diablillos Project Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:d9fa8578f5ed69e53273 - Deposit or zone: Tank Leach Oxides - Material type: oxides #### Resource Data - Category: indicated - Tonnes: 46584000 - Grade: 0.63 - Grade Unit: g/t - Contained Metal: 948 - Contained Unit: 000 oz au - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 114 - Metal Eq. Unit: g/t - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Indicated gold resource for the tank leach oxide domain, with low novelty due to restatement. - Positive factor: Indicated gold grade is disclosed alongside the silver resource row. - Positive factor: Estimate is compliant and signed off. - Negative factor: Restated estimate, not new technical work in this release. #### Tags used in scoring **Indicated Resource** Polarity: positive Definition: Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves. Why it applies: category is "indicated" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### measured [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-2) Diablillos Project Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:2530439f98e221369e02 - Deposit or zone: Tank Leach Oxides - Material type: oxides #### Resource Data - Category: measured - Tonnes: 73129000 - Grade: 0.66 - Grade Unit: g/t - Contained Metal: 1553 - Contained Unit: 000 oz au - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 139 - Metal Eq. Unit: g/t - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Combined tank leach oxide gold resource, with strong disclosure but low novelty. - Positive factor: Measured & Indicated gold figure is disclosed and tied to the same domain and cut-off assumptions. - Negative factor: Historical restatement in a corporate filing. #### Tags used in scoring **Measured Resource** Polarity: positive Definition: Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves. Why it applies: category is "measured" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### inferred [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-3) Diablillos Project Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:917c7b19187c7208d5e0 - Deposit or zone: Tank Leach Oxides - Material type: oxides #### Resource Data - Category: inferred - Tonnes: 9693000 - Grade: 0.57 - Grade Unit: g/t - Contained Metal: 176 - Contained Unit: 000 oz au - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 86 - Metal Eq. Unit: g/t - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Inferred gold resource for tank leach oxides. - Positive factor: Inferred gold resource is reported for the tank leach oxide domain. - Negative factor: Lower-confidence inferred category and historical restatement reduce impact. #### Tags used in scoring **Inferred Resource** Polarity: negative Definition: Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone. Why it applies: category is "inferred" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### measured [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-4) Diablillos Project Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:c11d4dd0f14d4656f6f9 - Deposit or zone: Heap Leach Oxides - Material type: oxides #### Resource Data - Category: measured - Tonnes: 6673000 - Grade: 0.14 - Grade Unit: g/t - Contained Metal: 30 - Contained Unit: 000 oz au - Cutoff Grade: 22 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 25 - Metal Eq. Unit: g/t - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Measured heap leach oxide gold resource. - Positive factor: Measured gold grade is stated for the heap leach oxide domain. - Negative factor: Historical restatement; grade is modest relative to the tank-leach domain. #### Tags used in scoring **Measured Resource** Polarity: positive Definition: Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves. Why it applies: category is "measured" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### indicated [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-5) Diablillos Project Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:8779081d6bbb9b9f53bd - Deposit or zone: Heap Leach Oxides - Material type: oxides #### Resource Data - Category: indicated - Tonnes: 24102000 - Grade: 0.17 - Grade Unit: g/t - Contained Metal: 133 - Contained Unit: 000 oz au - Cutoff Grade: 22 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 23 - Metal Eq. Unit: g/t - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Indicated heap leach oxide gold resource. - Positive factor: Indicated gold resource is present in the heap leach oxide domain. - Negative factor: Historical restatement. #### Tags used in scoring **Indicated Resource** Polarity: positive Definition: Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves. Why it applies: category is "indicated" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### measured [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-6) Diablillos Project Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:e4b342149e95734c8df7 - Deposit or zone: Heap Leach Oxides - Material type: oxides #### Resource Data - Category: measured - Tonnes: 30774000 - Grade: 0.16 - Grade Unit: g/t - Contained Metal: 162 - Contained Unit: 000 oz au - Cutoff Grade: 22 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 23 - Metal Eq. Unit: g/t - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Combined heap leach oxide gold resource. - Positive factor: Combined heap leach oxide gold resource is disclosed. - Negative factor: Historical restatement and relatively low grade. #### Tags used in scoring **Measured Resource** Polarity: positive Definition: Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves. Why it applies: category is "measured" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### inferred [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-7) Diablillos Project Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:3cf7c87454f02221f79e - Deposit or zone: Heap Leach Oxides - Material type: oxides #### Resource Data - Category: inferred - Tonnes: 10024000 - Grade: 0.2 - Grade Unit: g/t - Contained Metal: 64 - Contained Unit: 000 oz au - Cutoff Grade: 22 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 21 - Metal Eq. Unit: g/t - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Inferred heap leach oxide gold resource. - Positive factor: Inferred gold resource is explicitly reported for the heap leach oxide domain. - Negative factor: Historical restatement and low grade temper the significance. #### Tags used in scoring **Inferred Resource** Polarity: negative Definition: Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone. Why it applies: category is "inferred" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### measured [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-8) Diablillos Project Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:7e99c1a79beaaf972141 - Deposit or zone: Total Oxides - Material type: oxides #### Resource Data - Category: measured - Tonnes: 33218000 - Grade: 0.59 - Grade Unit: g/t - Contained Metal: 634 - Contained Unit: 000 oz au - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 152 - Metal Eq. Unit: g/t - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Total oxide measured gold resource. - Positive factor: Total oxide measured gold resource is disclosed. - Negative factor: Historical restatement. #### Tags used in scoring **Measured Resource** Polarity: positive Definition: Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves. Why it applies: category is "measured" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### indicated [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-9) Diablillos Project Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:76fa0e0c6658a98607e4 - Deposit or zone: Total Oxides - Material type: oxides #### Resource Data - Category: indicated - Tonnes: 70686000 - Grade: 0.48 - Grade Unit: g/t - Contained Metal: 1081 - Contained Unit: 000 oz au - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 83 - Metal Eq. Unit: g/t - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Total oxide indicated gold resource. - Positive factor: Indicated total oxide gold resource is disclosed. - Negative factor: Historical restatement. #### Tags used in scoring **Indicated Resource** Polarity: positive Definition: Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves. Why it applies: category is "indicated" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### measured [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-10) Diablillos Project Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:2f9a15563f73103e532d - Deposit or zone: Total Oxides - Material type: oxides #### Resource Data - Category: measured - Tonnes: 103904000 - Grade: 0.51 - Grade Unit: g/t - Contained Metal: 1715 - Contained Unit: 000 oz au - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 105 - Metal Eq. Unit: g/t - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Combined total oxide gold resource. - Positive factor: Measured plus indicated total oxide gold resource is disclosed. - Negative factor: Historical restatement. #### Tags used in scoring **Measured Resource** Polarity: positive Definition: Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves. Why it applies: category is "measured" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### inferred [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-11) Diablillos Project Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:93ddcfa6d060ad1c23f6 - Deposit or zone: Total Oxides - Material type: oxides #### Resource Data - Category: inferred - Tonnes: 19628000 - Grade: 0.38 - Grade Unit: g/t - Contained Metal: 241 - Contained Unit: 000 oz au - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 53 - Metal Eq. Unit: g/t - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Total oxide inferred gold resource. - Positive factor: Inferred gold resource is disclosed for the total oxide envelope. - Negative factor: Historical restatement and lower confidence. #### Tags used in scoring **Inferred Resource** Polarity: negative Definition: Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone. Why it applies: category is "inferred" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### Fact 13 [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-12) Diablillos Project Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:d447f8956377a0854d3b #### Prior Estimate - Resource Date: 2025-07-29 #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Document-level resource restatement context. - Positive factor: The AIF explicitly states the Diablillos MRE Technical Report is incorporated by reference and dated September 12, 2025, with an effective date of July 29, 2025. - Negative factor: This is a corporate annual filing, not a stand-alone resource announcement. #### Tags used in scoring **Cut-off Undisclosed** Polarity: negative Definition: High-grade interval reported without stating the cut-off grade used for compositing. Why it applies: no cutoff\_grade was stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### measured [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-13) Diablillos Project · silver Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Commodity: silver - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:6f2ec2c21f3d7c151126 - Deposit or zone: Tank Leach Oxides - Mining method: combined - Material type: oxides #### Resource Data - Category: measured - Tonnes: 26545 - Grade: 119 - Grade Unit: g/t - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 183 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Measured silver resource for the tank leach oxide domain, with strong disclosure quality but low novelty because it is a reproduced estimate. \(Expanded from multi-commodity resource table for completeness.\) - Positive factor: Measured category is disclosed for the tank leach oxide domain. - Positive factor: NI 43-101 compliant estimate is supported by named qualified persons. - Positive factor: Cut-off and AgEq values are disclosed for the resource row. - Negative factor: This row is a restated resource estimate incorporated from the technical report rather than a new estimate in the AIF. Evidence · table > 119 Context: 26,545 #### Tags used in scoring **Measured Resource** Polarity: positive Definition: Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves. Why it applies: category is "measured" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### measured [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-14) Diablillos Project · gold Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Commodity: gold - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:6f2ec2c21f3d7c151126 - Deposit or zone: Tank Leach Oxides - Mining method: combined - Material type: oxides #### Resource Data - Category: measured - Tonnes: 26545 - Grade: 0.71 - Grade Unit: g/t - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 183 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Measured silver resource for the tank leach oxide domain, with strong disclosure quality but low novelty because it is a reproduced estimate. \(Expanded from multi-commodity resource table for completeness.\) - Positive factor: Measured category is disclosed for the tank leach oxide domain. - Positive factor: NI 43-101 compliant estimate is supported by named qualified persons. - Positive factor: Cut-off and AgEq values are disclosed for the resource row. - Negative factor: This row is a restated resource estimate incorporated from the technical report rather than a new estimate in the AIF. Evidence · table > 0.71 Context: 26,545 #### Tags used in scoring **Measured Resource** Polarity: positive Definition: Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves. Why it applies: category is "measured" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### indicated [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-15) Diablillos Project · silver Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Commodity: silver - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:fdf4532bd37eb9ad1d76 - Deposit or zone: Tank Leach Oxides - Mining method: combined - Material type: oxides #### Resource Data - Category: indicated - Tonnes: 46584 - Grade: 56 - Grade Unit: g/t - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 114 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Indicated silver resource for the tank leach oxide domain, with strong scale but low novelty. \(Expanded from multi-commodity resource table for completeness.\) - Positive factor: Indicated resource is substantial and well supported by disclosure of cut-off and equivalent grade. - Positive factor: Open-pit and tank leach context is stated. - Negative factor: Historical/restated estimate in an annual filing limits novelty. Evidence · table > 56 Context: 46,584 #### Tags used in scoring **Indicated Resource** Polarity: positive Definition: Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves. Why it applies: category is "indicated" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### indicated [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-16) Diablillos Project · gold Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Commodity: gold - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:fdf4532bd37eb9ad1d76 - Deposit or zone: Tank Leach Oxides - Mining method: combined - Material type: oxides #### Resource Data - Category: indicated - Tonnes: 46584 - Grade: 0.63 - Grade Unit: g/t - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 114 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Indicated silver resource for the tank leach oxide domain, with strong scale but low novelty. \(Expanded from multi-commodity resource table for completeness.\) - Positive factor: Indicated resource is substantial and well supported by disclosure of cut-off and equivalent grade. - Positive factor: Open-pit and tank leach context is stated. - Negative factor: Historical/restated estimate in an annual filing limits novelty. Evidence · table > 0.63 Context: 46,584 #### Tags used in scoring **Indicated Resource** Polarity: positive Definition: Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves. Why it applies: category is "indicated" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### indicated [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-17) Diablillos Project · silver Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Commodity: silver - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:3d7b7b4cda390a60bed2 - Deposit or zone: Tank Leach Oxides - Mining method: combined - Material type: oxides #### Resource Data - Category: indicated - Tonnes: 73129 - Grade: 79 - Grade Unit: g/t - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 139 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Indicated silver resource for the tank leach oxide domain, with strong scale but low novelty. \(Expanded from multi-commodity resource table for completeness.\) - Positive factor: Indicated resource is substantial and well supported by disclosure of cut-off and equivalent grade. - Positive factor: Open-pit and tank leach context is stated. - Negative factor: Historical/restated estimate in an annual filing limits novelty. Evidence · table > 79 Context: 73,129 #### Tags used in scoring **Indicated Resource** Polarity: positive Definition: Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves. Why it applies: category is "indicated" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### indicated [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-18) Diablillos Project · gold Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Commodity: gold - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:3d7b7b4cda390a60bed2 - Deposit or zone: Tank Leach Oxides - Mining method: combined - Material type: oxides #### Resource Data - Category: indicated - Tonnes: 73129 - Grade: 0.66 - Grade Unit: g/t - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 139 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Indicated silver resource for the tank leach oxide domain, with strong scale but low novelty. \(Expanded from multi-commodity resource table for completeness.\) - Positive factor: Indicated resource is substantial and well supported by disclosure of cut-off and equivalent grade. - Positive factor: Open-pit and tank leach context is stated. - Negative factor: Historical/restated estimate in an annual filing limits novelty. Evidence · table > 0.66 Context: 73,129 #### Tags used in scoring **Indicated Resource** Polarity: positive Definition: Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves. Why it applies: category is "indicated" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### inferred [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-19) Diablillos Project · silver Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Commodity: silver - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:8a53c381bc709a59d8f9 - Deposit or zone: Tank Leach Oxides - Mining method: combined - Material type: oxides #### Resource Data - Category: inferred - Tonnes: 9693 - Grade: 34 - Grade Unit: g/t - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 86 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Inferred silver resource for tank leach oxides, lower-confidence than the higher categories. \(Expanded from multi-commodity resource table for completeness.\) - Positive factor: Inferred silver resource is still meaningful and reported with cut-off transparency. - Negative factor: Inferred category carries lower confidence than Measured or Indicated. - Negative factor: This is a restated estimate in the AIF. Evidence · table > 34 Context: 9,693 #### Tags used in scoring **Inferred Resource** Polarity: negative Definition: Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone. Why it applies: category is "inferred" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### inferred [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-20) Diablillos Project · gold Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Commodity: gold - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:8a53c381bc709a59d8f9 - Deposit or zone: Tank Leach Oxides - Mining method: combined - Material type: oxides #### Resource Data - Category: inferred - Tonnes: 9693 - Grade: 0.57 - Grade Unit: g/t - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 86 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Inferred silver resource for tank leach oxides, lower-confidence than the higher categories. \(Expanded from multi-commodity resource table for completeness.\) - Positive factor: Inferred silver resource is still meaningful and reported with cut-off transparency. - Negative factor: Inferred category carries lower confidence than Measured or Indicated. - Negative factor: This is a restated estimate in the AIF. Evidence · table > 0.57 Context: 9,693 #### Tags used in scoring **Inferred Resource** Polarity: negative Definition: Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone. Why it applies: category is "inferred" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### measured [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-21) Diablillos Project · silver Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Commodity: silver - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:0784e705a0c8c7464c09 - Deposit or zone: Heap Leach Oxides - Mining method: combined - Material type: oxides #### Resource Data - Category: measured - Tonnes: 6673 - Grade: 16 - Grade Unit: g/t - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 25 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Measured silver resource for the tank leach oxide domain, with strong disclosure quality but low novelty because it is a reproduced estimate. \(Expanded from multi-commodity resource table for completeness.\) - Positive factor: Measured category is disclosed for the tank leach oxide domain. - Positive factor: NI 43-101 compliant estimate is supported by named qualified persons. - Positive factor: Cut-off and AgEq values are disclosed for the resource row. - Negative factor: This row is a restated resource estimate incorporated from the technical report rather than a new estimate in the AIF. Evidence · table > 16 Context: 6,673 #### Tags used in scoring **Measured Resource** Polarity: positive Definition: Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves. Why it applies: category is "measured" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### measured [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-22) Diablillos Project · gold Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Commodity: gold - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:0784e705a0c8c7464c09 - Deposit or zone: Heap Leach Oxides - Mining method: combined - Material type: oxides #### Resource Data - Category: measured - Tonnes: 6673 - Grade: 0.14 - Grade Unit: g/t - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 25 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Measured silver resource for the tank leach oxide domain, with strong disclosure quality but low novelty because it is a reproduced estimate. \(Expanded from multi-commodity resource table for completeness.\) - Positive factor: Measured category is disclosed for the tank leach oxide domain. - Positive factor: NI 43-101 compliant estimate is supported by named qualified persons. - Positive factor: Cut-off and AgEq values are disclosed for the resource row. - Negative factor: This row is a restated resource estimate incorporated from the technical report rather than a new estimate in the AIF. Evidence · table > 0.14 Context: 6,673 #### Tags used in scoring **Measured Resource** Polarity: positive Definition: Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves. Why it applies: category is "measured" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### indicated [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-23) Diablillos Project · silver Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Commodity: silver - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:b4fac9a5f02cfd8ea11d - Deposit or zone: Heap Leach Oxides - Mining method: combined - Material type: oxides #### Resource Data - Category: indicated - Tonnes: 24102 - Grade: 12 - Grade Unit: g/t - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 23 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Indicated silver resource for the tank leach oxide domain, with strong scale but low novelty. \(Expanded from multi-commodity resource table for completeness.\) - Positive factor: Indicated resource is substantial and well supported by disclosure of cut-off and equivalent grade. - Positive factor: Open-pit and tank leach context is stated. - Negative factor: Historical/restated estimate in an annual filing limits novelty. Evidence · table > 12 Context: 24,102 #### Tags used in scoring **Indicated Resource** Polarity: positive Definition: Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves. Why it applies: category is "indicated" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### indicated [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-24) Diablillos Project · gold Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Commodity: gold - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:b4fac9a5f02cfd8ea11d - Deposit or zone: Heap Leach Oxides - Mining method: combined - Material type: oxides #### Resource Data - Category: indicated - Tonnes: 24102 - Grade: 0.17 - Grade Unit: g/t - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 23 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Indicated silver resource for the tank leach oxide domain, with strong scale but low novelty. \(Expanded from multi-commodity resource table for completeness.\) - Positive factor: Indicated resource is substantial and well supported by disclosure of cut-off and equivalent grade. - Positive factor: Open-pit and tank leach context is stated. - Negative factor: Historical/restated estimate in an annual filing limits novelty. Evidence · table > 0.17 Context: 24,102 #### Tags used in scoring **Indicated Resource** Polarity: positive Definition: Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves. Why it applies: category is "indicated" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### indicated [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-25) Diablillos Project · silver Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Commodity: silver - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:a583e1078130a257a440 - Deposit or zone: Heap Leach Oxides - Mining method: combined - Material type: oxides #### Resource Data - Category: indicated - Tonnes: 30774 - Grade: 13 - Grade Unit: g/t - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 23 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Indicated silver resource for the tank leach oxide domain, with strong scale but low novelty. \(Expanded from multi-commodity resource table for completeness.\) - Positive factor: Indicated resource is substantial and well supported by disclosure of cut-off and equivalent grade. - Positive factor: Open-pit and tank leach context is stated. - Negative factor: Historical/restated estimate in an annual filing limits novelty. Evidence · table > 13 Context: 30,774 #### Tags used in scoring **Indicated Resource** Polarity: positive Definition: Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves. Why it applies: category is "indicated" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### indicated [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-26) Diablillos Project · gold Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Commodity: gold - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:a583e1078130a257a440 - Deposit or zone: Heap Leach Oxides - Mining method: combined - Material type: oxides #### Resource Data - Category: indicated - Tonnes: 30774 - Grade: 0.16 - Grade Unit: g/t - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 23 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Indicated silver resource for the tank leach oxide domain, with strong scale but low novelty. \(Expanded from multi-commodity resource table for completeness.\) - Positive factor: Indicated resource is substantial and well supported by disclosure of cut-off and equivalent grade. - Positive factor: Open-pit and tank leach context is stated. - Negative factor: Historical/restated estimate in an annual filing limits novelty. Evidence · table > 0.16 Context: 30,774 #### Tags used in scoring **Indicated Resource** Polarity: positive Definition: Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves. Why it applies: category is "indicated" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### inferred [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-27) Diablillos Project · silver Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Commodity: silver - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:53e96aff6ced5861a598 - Deposit or zone: Heap Leach Oxides - Mining method: combined - Material type: oxides #### Resource Data - Category: inferred - Tonnes: 10024 - Grade: 9 - Grade Unit: g/t - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 21 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Inferred silver resource for tank leach oxides, lower-confidence than the higher categories. \(Expanded from multi-commodity resource table for completeness.\) - Positive factor: Inferred silver resource is still meaningful and reported with cut-off transparency. - Negative factor: Inferred category carries lower confidence than Measured or Indicated. - Negative factor: This is a restated estimate in the AIF. Evidence · table > 9 Context: 10,024 #### Tags used in scoring **Inferred Resource** Polarity: negative Definition: Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone. Why it applies: category is "inferred" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### inferred [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-28) Diablillos Project · gold Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Commodity: gold - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:53e96aff6ced5861a598 - Deposit or zone: Heap Leach Oxides - Mining method: combined - Material type: oxides #### Resource Data - Category: inferred - Tonnes: 10024 - Grade: 0.2 - Grade Unit: g/t - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 21 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Inferred silver resource for tank leach oxides, lower-confidence than the higher categories. \(Expanded from multi-commodity resource table for completeness.\) - Positive factor: Inferred silver resource is still meaningful and reported with cut-off transparency. - Negative factor: Inferred category carries lower confidence than Measured or Indicated. - Negative factor: This is a restated estimate in the AIF. Evidence · table > 0.20 Context: 10,024 #### Tags used in scoring **Inferred Resource** Polarity: negative Definition: Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone. Why it applies: category is "inferred" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### measured [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-29) Diablillos Project · silver Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Commodity: silver - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:e4c1a4b064f70029a37e - Mining method: combined #### Resource Data - Category: measured - Tonnes: 33218 - Grade: 98 - Grade Unit: g/t - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 152 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Measured silver resource for the tank leach oxide domain, with strong disclosure quality but low novelty because it is a reproduced estimate. \(Expanded from multi-commodity resource table for completeness.\) - Positive factor: Measured category is disclosed for the tank leach oxide domain. - Positive factor: NI 43-101 compliant estimate is supported by named qualified persons. - Positive factor: Cut-off and AgEq values are disclosed for the resource row. - Negative factor: This row is a restated resource estimate incorporated from the technical report rather than a new estimate in the AIF. Evidence · table > 98 Context: 33,218 #### Tags used in scoring **Measured Resource** Polarity: positive Definition: Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves. Why it applies: category is "measured" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### measured [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-30) Diablillos Project · gold Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Commodity: gold - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:e4c1a4b064f70029a37e - Mining method: combined #### Resource Data - Category: measured - Tonnes: 33218 - Grade: 0.59 - Grade Unit: g/t - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 152 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Measured silver resource for the tank leach oxide domain, with strong disclosure quality but low novelty because it is a reproduced estimate. \(Expanded from multi-commodity resource table for completeness.\) - Positive factor: Measured category is disclosed for the tank leach oxide domain. - Positive factor: NI 43-101 compliant estimate is supported by named qualified persons. - Positive factor: Cut-off and AgEq values are disclosed for the resource row. - Negative factor: This row is a restated resource estimate incorporated from the technical report rather than a new estimate in the AIF. Evidence · table > 0.59 Context: 33,218 #### Tags used in scoring **Measured Resource** Polarity: positive Definition: Highest confidence category — tonnage, grade, shape well-established from closely-spaced drilling. Basis for Proven Reserves. Why it applies: category is "measured" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### indicated [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-31) Diablillos Project · silver Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Commodity: silver - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:3831e43554c5f0b8cbc1 - Mining method: combined #### Resource Data - Category: indicated - Tonnes: 70686 - Grade: 41 - Grade Unit: g/t - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 83 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Indicated silver resource for the tank leach oxide domain, with strong scale but low novelty. \(Expanded from multi-commodity resource table for completeness.\) - Positive factor: Indicated resource is substantial and well supported by disclosure of cut-off and equivalent grade. - Positive factor: Open-pit and tank leach context is stated. - Negative factor: Historical/restated estimate in an annual filing limits novelty. Evidence · table > 41 Context: 70,686 #### Tags used in scoring **Indicated Resource** Polarity: positive Definition: Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves. Why it applies: category is "indicated" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### indicated [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-32) Diablillos Project · gold Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Commodity: gold - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:3831e43554c5f0b8cbc1 - Mining method: combined #### Resource Data - Category: indicated - Tonnes: 70686 - Grade: 0.48 - Grade Unit: g/t - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 83 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Indicated silver resource for the tank leach oxide domain, with strong scale but low novelty. \(Expanded from multi-commodity resource table for completeness.\) - Positive factor: Indicated resource is substantial and well supported by disclosure of cut-off and equivalent grade. - Positive factor: Open-pit and tank leach context is stated. - Negative factor: Historical/restated estimate in an annual filing limits novelty. Evidence · table > 0.48 Context: 70,686 #### Tags used in scoring **Indicated Resource** Polarity: positive Definition: Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves. Why it applies: category is "indicated" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### indicated [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-33) Diablillos Project · silver Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Commodity: silver - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:2734b4525a704fc28a2d - Mining method: combined #### Resource Data - Category: indicated - Tonnes: 103904 - Grade: 59 - Grade Unit: g/t - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 105 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Indicated silver resource for the tank leach oxide domain, with strong scale but low novelty. \(Expanded from multi-commodity resource table for completeness.\) - Positive factor: Indicated resource is substantial and well supported by disclosure of cut-off and equivalent grade. - Positive factor: Open-pit and tank leach context is stated. - Negative factor: Historical/restated estimate in an annual filing limits novelty. Evidence · table > 59 Context: 103,904 #### Tags used in scoring **Indicated Resource** Polarity: positive Definition: Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves. Why it applies: category is "indicated" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### indicated [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-34) Diablillos Project · gold Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Commodity: gold - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:2734b4525a704fc28a2d - Mining method: combined #### Resource Data - Category: indicated - Tonnes: 103904 - Grade: 0.51 - Grade Unit: g/t - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 105 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Indicated silver resource for the tank leach oxide domain, with strong scale but low novelty. \(Expanded from multi-commodity resource table for completeness.\) - Positive factor: Indicated resource is substantial and well supported by disclosure of cut-off and equivalent grade. - Positive factor: Open-pit and tank leach context is stated. - Negative factor: Historical/restated estimate in an annual filing limits novelty. Evidence · table > 0.51 Context: 103,904 #### Tags used in scoring **Indicated Resource** Polarity: positive Definition: Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves. Why it applies: category is "indicated" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### inferred [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-35) Diablillos Project · silver Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Commodity: silver - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:923d63ca40ee1535c2c5 - Mining method: combined #### Resource Data - Category: inferred - Tonnes: 19628 - Grade: 21 - Grade Unit: g/t - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 53 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Inferred silver resource for tank leach oxides, lower-confidence than the higher categories. \(Expanded from multi-commodity resource table for completeness.\) - Positive factor: Inferred silver resource is still meaningful and reported with cut-off transparency. - Negative factor: Inferred category carries lower confidence than Measured or Indicated. - Negative factor: This is a restated estimate in the AIF. Evidence · table > 21 Context: 19,628 #### Tags used in scoring **Inferred Resource** Polarity: negative Definition: Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone. Why it applies: category is "inferred" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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 ### inferred [Link to this fact](https://atlas-extractions.minestarters.com/news/annual-information-form-dated-march-30-2026--3900fba5-4f32-414b-8675-5400109165b3#fact-resource-facts-36) Diablillos Project · gold Historical result Needs review: historical\_restatement #### Identity - Project: Diablillos Project - Commodity: gold - Region: argentina - Reported Region: Argentina - Ticker: ABRA #### Resource scope - Estimate type: resource - Effective date: 2025-07-29T00:00:00.000Z - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Luis Rodrigo Peralta, Joseph M. Keane, Miguel Fuentealba, Shaida Miranda - Resource group id: resource:923d63ca40ee1535c2c5 - Mining method: combined #### Resource Data - Category: inferred - Tonnes: 19628 - Grade: 0.38 - Grade Unit: g/t - Cutoff Grade: 39 - Cutoff Unit: g/t AgEq #### Prior Estimate - Resource Date: 2025-07-29 #### Metal Equivalent - Metal Eq. Grade: 53 - Metal Eq. Unit: g/t AgEq - Assumptions Disclosed: Yes #### Lab - Laboratory: SGS #### Location - Loc. Confidence: inferred #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Historical: Yes - Historical Source Date: 2025-07-29T00:00:00.000Z Reasoning: Inferred silver resource for tank leach oxides, lower-confidence than the higher categories. \(Expanded from multi-commodity resource table for completeness.\) - Positive factor: Inferred silver resource is still meaningful and reported with cut-off transparency. - Negative factor: Inferred category carries lower confidence than Measured or Indicated. - Negative factor: This is a restated estimate in the AIF. Evidence · table > 0.38 Context: 19,628 #### Tags used in scoring **Inferred Resource** Polarity: negative Definition: Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone. Why it applies: category is "inferred" **Cut-off Disclosed** Polarity: positive Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison. Why it applies: cutoff\_grade is stated **QP/CP Signed** Polarity: positive Definition: 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 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: reporting\_standards includes ni\_43\_101 **No Contained Metal** Polarity: negative Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting. Why it applies: contained\_metal was not reported **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: the release compares against a previous estimate **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: the release names the study this estimate supports **PFS-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component. Why it applies: the release names the study this estimate supports **DFS-Supporting** Polarity: neutral Definition: 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.