# Talisker Announces Preliminary Economic Assessment for the Bralorne Gold Project Highlighting C$1.0 Billion After-Tax NPV5% and 31.3% IRR at a Base-Case Gold Price of US$3,500/oz; At US$4,300/oz Spot Gold, C$1.9 Billion After-Tax NPV5% and 67.2% IRR Canonical Atlas analysis: https://atlas-staging.minestarters.com/news/talisker-announces-preliminary-economic-assessment-for-the-bralorne-gold-project--75880130-325b-4076-9e6c-722d9d0004f0 Original source: https://orestocks.com/company/TSK.TO/press-releases/5876009748614228 Publisher: orestocks Original announcement: 2026-09-21T22:52:24.000Z Analysis by Minestarters Atlas Atlas analysis published: 2026-09-21T23:40:58.059Z Atlas analysis updated: 2026-09-21T23:40:58.059Z - Company: Talisker Resources Ltd. - Ticker: TSK.TO - Exchange: Unavailable - Region: British Columbia - Primary commodity: Gold - Secondary commodities: None reported - Document categories: Resource update, Metallurgy - Extracted: 2026-09-21 23:40:58 UTC Narrative sentiment: 0.80 · Bullish ## Minestarters Atlas summary Talisker Resources announced a Preliminary Economic Assessment \(PEA\) for its Bralorne Gold Project in British Columbia, Canada, highlighting a C$1.0 billion after-tax NPV5% and 31.3% IRR at a base-case gold price of US$3,500/oz. The PEA outlines average annual gold production of 110,000 ounces over a 14-year mine life, based on a high-grade mineral resource and an average process recovery of 90.6%. While the study demonstrates strong economic potential, it relies substantially on Inferred Mineral Resources. Reasoning: The Preliminary Economic Assessment for the Bralorne Gold Project demonstrates robust economics with a significant after-tax NPV and IRR, supported by a high-grade mineral resource and strong metallurgical recovery, representing a major de-risking milestone for the project, despite a substantial portion of the resource being in the Inferred category. - Positive factor: Strong after-tax NPV and IRR at base case and spot gold prices - Positive factor: High-grade mineral resource base - Positive factor: High overall gold recovery - Positive factor: Project leverages existing infrastructure and underground access - Positive factor: PEA prepared in accordance with NI 43-101 by independent firms - Negative factor: Preliminary Economic Assessment relies substantially on Inferred Mineral Resources - Negative factor: Average life-of-project head grade is lower than historical drill results average Low confidence — this extraction should be reviewed alongside the original source. Facts used in scoring: 16 ## Classification and evidence **PEA-Supporting** Polarity: neutral Definition: Resource estimate prepared to support a Preliminary Economic Assessment — early-stage study. Why it applies: The document is a Preliminary Economic Assessment \(PEA\) for the Bralorne Gold Project. Evidence · text > Talisker Announces Preliminary Economic Assessment for the Bralorne Gold Project **NI 43-101 Compliant** Polarity: positive Definition: Resource estimate prepared in compliance with NI 43-101 \(Canada\) — high reporting standard. Why it applies: The PEA was prepared in accordance with National Instrument 43-101 – Standards of Disclosure for Mineral Projects. Evidence · text > prepared in accordance with National Instrument 43-101 – Standards of Disclosure for Mineral Projects **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: The technical information has been reviewed and approved by multiple independent Qualified Persons \(P.Geo., P.Eng.\) as defined under NI 43-101. Evidence · text > The scientific and technical information contained in this news release has been reviewed and approved by Ben Eggers, MAIG, P.Geo., William van Breugel, P. Eng., Johnny Canosa, P. Eng., Henri Gouin, P. Eng. and Shaohai Yu, P. Eng, each an independent Qualified Person as defined under NI 43-101. **Inferred Resource** Polarity: negative Definition: Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone. Why it applies: The PEA relies substantially on Inferred Mineral Resources, which are considered speculative. Evidence · text > The PEA is preliminary in nature and relies substantially on Inferred Mineral Resources. **High Recovery** Polarity: positive Definition: Recovery at or above the exceptional band for the commodity and processing route. Why it applies: The average process recovery of 90.6% for gold is above the strong band for mill/CIL processing. Evidence · text > average process recovery of 90.6% **Underground Mining** Polarity: neutral Story-specific tag Definition: No canonical definition is currently available. Why it applies: The PEA evaluates underground mining utilizing long-hole stoping mining methods. Evidence · text > underground mining utilizing long-hole stoping mining methods **Mill Route** Polarity: neutral Definition: Processing via mill or concentrator \(CIL, CIP, tank leach, flotation\). Why it applies: the document describes a mill\_cil route \("CIL"\) **Gravity Route** Polarity: neutral Definition: Gravity separation forms a material part of the flowsheet. Why it applies: the document describes a gravity route \("gravity"\) **Multi-Domain Tested** Polarity: positive Definition: Variability across ore domains \(oxide, transition, fresh\) has been addressed. Why it applies: 5 distinct composites were tested ## Extracted facts Stored fact records: 16. Some facts used in scoring do not have a stored record. ## Resource Estimates (10) ### measured [Link to this fact](https://atlas-staging.minestarters.com/news/talisker-announces-preliminary-economic-assessment-for-the-bralorne-gold-project--75880130-325b-4076-9e6c-722d9d0004f0#fact-resource-facts-0) Bralorne Gold Project · gold #### Identity - Project: Bralorne Gold Project - Commodity: gold - Region: canada\_bc - Reported Region: British Columbia - Ticker: TSK.TO #### Resource scope - Estimate type: resource - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Ben Eggers, Allan Armitage - Resource group id: resource:6948cb49eb357768fe5f - Deposit or zone: Mustang - Mining method: underground #### Resource Data - Category: measured - Tonnes: 68000 - Grade: 10.04 - Grade Unit: g/t - Contained Metal: 21900 - Contained Unit: oz - Cutoff Grade: 2.3 - Cutoff Unit: g/t Au #### Prior Estimate - Resource Date: 2025-12-31 #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-09-21T00:00:00.000Z Reasoning: A small but high-grade Measured resource provides a strong foundation for the project. - Positive factor: High-grade Measured resource - Positive factor: Contributes to overall project economics Evidence · table > 10.04 Context: 0.068 #### 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 **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-staging.minestarters.com/news/talisker-announces-preliminary-economic-assessment-for-the-bralorne-gold-project--75880130-325b-4076-9e6c-722d9d0004f0#fact-resource-facts-1) Bralorne Gold Project · gold #### Identity - Project: Bralorne Gold Project - Commodity: gold - Region: canada\_bc - Reported Region: British Columbia - Ticker: TSK.TO #### Resource scope - Estimate type: resource - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Ben Eggers, Allan Armitage - Resource group id: resource:76b1aad7a9f523e1fd16 - Deposit or zone: Mustang - Mining method: underground #### Resource Data - Category: indicated - Tonnes: 333000 - Grade: 9.49 - Grade Unit: g/t - Contained Metal: 101700 - Contained Unit: oz - Cutoff Grade: 2.3 - Cutoff Unit: g/t Au #### Prior Estimate - Resource Date: 2025-12-31 #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-09-21T00:00:00.000Z Reasoning: A significant high-grade Indicated resource in the Mustang area supports the project's economic viability. - Positive factor: High-grade Indicated resource - Positive factor: Adds to project confidence Evidence · table > 9.49 Context: 0.333 #### 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 **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-staging.minestarters.com/news/talisker-announces-preliminary-economic-assessment-for-the-bralorne-gold-project--75880130-325b-4076-9e6c-722d9d0004f0#fact-resource-facts-2) Bralorne Gold Project · gold #### Identity - Project: Bralorne Gold Project - Commodity: gold - Region: canada\_bc - Reported Region: British Columbia - Ticker: TSK.TO #### Resource scope - Estimate type: resource - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Ben Eggers, Allan Armitage - Resource group id: resource:881ba9e4b6a95b715d79 - Deposit or zone: Mustang - Mining method: underground #### Resource Data - Category: indicated - Tonnes: 401000 - Grade: 9.58 - Grade Unit: g/t - Contained Metal: 123600 - Contained Unit: oz - Cutoff Grade: 2.3 - Cutoff Unit: g/t Au #### Prior Estimate - Resource Date: 2025-12-31 #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-09-21T00:00:00.000Z Reasoning: The combined M+I resource for Mustang demonstrates good confidence and grade. - Positive factor: Combined Measured and Indicated resource with high grade Evidence · table > 9.58 Context: 0.401 #### 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 **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-staging.minestarters.com/news/talisker-announces-preliminary-economic-assessment-for-the-bralorne-gold-project--75880130-325b-4076-9e6c-722d9d0004f0#fact-resource-facts-3) Bralorne Gold Project · gold #### Identity - Project: Bralorne Gold Project - Commodity: gold - Region: canada\_bc - Reported Region: British Columbia - Ticker: TSK.TO #### Resource scope - Estimate type: resource - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Ben Eggers, Allan Armitage - Resource group id: resource:c53107b0d49fc5404883 - Deposit or zone: Mustang - Mining method: underground #### Resource Data - Category: inferred - Tonnes: 2404000 - Grade: 9.32 - Grade Unit: g/t - Contained Metal: 720300 - Contained Unit: oz - Cutoff Grade: 2.3 - Cutoff Unit: g/t Au #### Prior Estimate - Resource Date: 2025-12-31 #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-09-21T00:00:00.000Z Reasoning: A large Inferred resource provides significant upside potential, though with lower geological confidence. - Positive factor: Significant high-grade Inferred resource provides future potential - Negative factor: Lower confidence category Evidence · table > 9.32 Context: 2.404 #### 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 **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-staging.minestarters.com/news/talisker-announces-preliminary-economic-assessment-for-the-bralorne-gold-project--75880130-325b-4076-9e6c-722d9d0004f0#fact-resource-facts-4) Bralorne Gold Project · gold #### Identity - Project: Bralorne Gold Project - Commodity: gold - Region: canada\_bc - Reported Region: British Columbia - Ticker: TSK.TO #### Resource scope - Estimate type: resource - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Ben Eggers, Allan Armitage - Resource group id: resource:e4b16d450a791a18a740 - Deposit or zone: Olympus - Mining method: underground #### Resource Data - Category: indicated - Tonnes: 319000 - Grade: 8.07 - Grade Unit: g/t - Contained Metal: 82700 - Contained Unit: oz - Cutoff Grade: 2.3 - Cutoff Unit: g/t Au #### Prior Estimate - Resource Date: 2025-12-31 #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-09-21T00:00:00.000Z Reasoning: Another high-grade Indicated resource contributing to the project's overall confidence. - Positive factor: High-grade Indicated resource in Olympus area Evidence · table > 8.07 Context: 0.319 #### 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 **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-staging.minestarters.com/news/talisker-announces-preliminary-economic-assessment-for-the-bralorne-gold-project--75880130-325b-4076-9e6c-722d9d0004f0#fact-resource-facts-5) Bralorne Gold Project · gold #### Identity - Project: Bralorne Gold Project - Commodity: gold - Region: canada\_bc - Reported Region: British Columbia - Ticker: TSK.TO #### Resource scope - Estimate type: resource - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Ben Eggers, Allan Armitage - Resource group id: resource:071354684a698d5ce65b - Deposit or zone: Olympus - Mining method: underground #### Resource Data - Category: inferred - Tonnes: 8824000 - Grade: 8.57 - Grade Unit: g/t - Contained Metal: 2430700 - Contained Unit: oz - Cutoff Grade: 2.3 - Cutoff Unit: g/t Au #### Prior Estimate - Resource Date: 2025-12-31 #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-09-21T00:00:00.000Z Reasoning: A very large Inferred resource in the Olympus area significantly boosts the project's scale, but requires further drilling for upgrade. - Positive factor: Very large high-grade Inferred resource provides substantial future potential - Negative factor: Lower confidence category Evidence · table > 8.57 Context: 8.824 #### 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 **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-staging.minestarters.com/news/talisker-announces-preliminary-economic-assessment-for-the-bralorne-gold-project--75880130-325b-4076-9e6c-722d9d0004f0#fact-resource-facts-6) Bralorne Gold Project · gold #### Identity - Project: Bralorne Gold Project - Commodity: gold - Region: canada\_bc - Reported Region: British Columbia - Ticker: TSK.TO #### Resource scope - Estimate type: resource - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Ben Eggers, Allan Armitage - Resource group id: resource:c838fa33071f11c0c50e - Deposit or zone: Total - Mining method: underground #### Resource Data - Category: measured - Tonnes: 68000 - Grade: 10.04 - Grade Unit: g/t - Contained Metal: 21900 - Contained Unit: oz - Cutoff Grade: 2.3 - Cutoff Unit: g/t Au #### Prior Estimate - Resource Date: 2025-12-31 #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-09-21T00:00:00.000Z Reasoning: The total Measured resource provides a high-confidence, high-grade component to the project. - Positive factor: High-grade Measured resource provides highest confidence Evidence · table > 10.04 Context: 0.068 #### 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 **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-staging.minestarters.com/news/talisker-announces-preliminary-economic-assessment-for-the-bralorne-gold-project--75880130-325b-4076-9e6c-722d9d0004f0#fact-resource-facts-7) Bralorne Gold Project · gold #### Identity - Project: Bralorne Gold Project - Commodity: gold - Region: canada\_bc - Reported Region: British Columbia - Ticker: TSK.TO #### Resource scope - Estimate type: resource - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Ben Eggers, Allan Armitage - Resource group id: resource:5f86ea06b237bf37f2f1 - Deposit or zone: Total - Mining method: underground #### Resource Data - Category: indicated - Tonnes: 652000 - Grade: 8.8 - Grade Unit: g/t - Contained Metal: 184400 - Contained Unit: oz - Cutoff Grade: 2.3 - Cutoff Unit: g/t Au #### Prior Estimate - Resource Date: 2025-12-31 #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-09-21T00:00:00.000Z Reasoning: The total Indicated resource is substantial and high-grade, contributing significantly to project confidence. - Positive factor: Significant high-grade Indicated resource Evidence · table > 8.80 Context: 0.652 #### 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 **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-staging.minestarters.com/news/talisker-announces-preliminary-economic-assessment-for-the-bralorne-gold-project--75880130-325b-4076-9e6c-722d9d0004f0#fact-resource-facts-8) Bralorne Gold Project · gold #### Identity - Project: Bralorne Gold Project - Commodity: gold - Region: canada\_bc - Reported Region: British Columbia - Ticker: TSK.TO #### Resource scope - Estimate type: resource - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Ben Eggers, Allan Armitage - Resource group id: resource:e4194dbb3e0d35101ac8 - Deposit or zone: Total - Mining method: underground #### Resource Data - Category: indicated - Tonnes: 720000 - Grade: 8.91 - Grade Unit: g/t - Contained Metal: 206300 - Contained Unit: oz - Cutoff Grade: 2.3 - Cutoff Unit: g/t Au #### Prior Estimate - Resource Date: 2025-12-31 #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-09-21T00:00:00.000Z Reasoning: The combined M+I resource provides a solid, high-grade foundation for the PEA. - Positive factor: Combined Measured and Indicated resource with high grade Evidence · table > 8.91 Context: 0.720 #### 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 **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-staging.minestarters.com/news/talisker-announces-preliminary-economic-assessment-for-the-bralorne-gold-project--75880130-325b-4076-9e6c-722d9d0004f0#fact-resource-facts-9) Bralorne Gold Project · gold #### Identity - Project: Bralorne Gold Project - Commodity: gold - Region: canada\_bc - Reported Region: British Columbia - Ticker: TSK.TO #### Resource scope - Estimate type: resource - Reporting standards: ni\_43\_101 - QP Signed: Yes - Qualified person names: Ben Eggers, Allan Armitage - Resource group id: resource:3d536613f4b3c1904929 - Deposit or zone: Total - Mining method: underground #### Resource Data - Category: inferred - Tonnes: 11228000 - Grade: 8.73 - Grade Unit: g/t - Contained Metal: 3151000 - Contained Unit: oz - Cutoff Grade: 2.3 - Cutoff Unit: g/t Au #### Prior Estimate - Resource Date: 2025-12-31 #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-09-21T00:00:00.000Z Reasoning: The very large Inferred resource provides significant scale and upside, but its speculative nature is a key risk for the PEA. - Positive factor: Very large high-grade Inferred resource provides substantial future potential and scale - Negative factor: Lower confidence category, requires further de-risking Evidence · table > 8.73 Context: 11.228 #### 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 **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 ## Metallurgical Results (6) ### mill\_cil [Link to this fact](https://atlas-staging.minestarters.com/news/talisker-announces-preliminary-economic-assessment-for-the-bralorne-gold-project--75880130-325b-4076-9e6c-722d9d0004f0#fact-metallurgical-facts-10) Bralorne Gold Project · gold #### Identity - Project: Bralorne Gold Project - Commodity: gold - Region: canada\_bc - Reported Region: British Columbia - Ticker: TSK.TO #### Test Work - Program Status: detailed - Test Type: mill\_cil - Processing Route: sorting, crushing and grinding, gravity gold recovery, carbon in leach \(CIL\) and downstream ADR circuit - Sample: Overall Recovery \(Combined\) - Grind P80: 100 µm #### Recovery - Recovery: 90.6 % - Recovery Basis: actual\_test #### Lab - Laboratory: ALS - Consultant: Shaohai Yu #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-09-21T00:00:00.000Z Reasoning: The high overall gold recovery of 90.6% is a strong positive for project economics, indicating efficient processing. - Positive factor: High overall gold recovery for the combined process - Positive factor: Exceeds typical CIL recovery expectations Evidence · table > 90.6% Context: Overall Recovery #### Tags used in scoring **Mill Route** Polarity: neutral Definition: Processing via mill or concentrator \(CIL, CIP, tank leach, flotation\). Why it applies: processing\_route matches the mill\_cil signal **Gravity Route** Polarity: neutral Definition: Gravity separation forms a material part of the flowsheet. Why it applies: processing\_route matches the gravity signal ### flotation [Link to this fact](https://atlas-staging.minestarters.com/news/talisker-announces-preliminary-economic-assessment-for-the-bralorne-gold-project--75880130-325b-4076-9e6c-722d9d0004f0#fact-metallurgical-facts-11) Bralorne Gold Project · gold #### Identity - Project: Bralorne Gold Project - Commodity: gold - Region: canada\_bc - Reported Region: British Columbia - Ticker: TSK.TO #### Test Work - Program Status: detailed - Test Type: flotation - Processing Route: sorting, crushing and grinding, gravity gold recovery, carbon in leach \(CIL\) and downstream ADR circuit - Sample: Sorting Plant Recovery \(Combined\) - Grind P80: 100 µm #### Recovery - Recovery: 92.8 % - Recovery Basis: actual\_test #### Lab - Laboratory: ALS - Consultant: Shaohai Yu #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-09-21T00:00:00.000Z Reasoning: The high recovery from the sorting plant indicates effective pre-concentration of gold. - Positive factor: High recovery from the sorting plant Evidence · table > 92.8% Context: Sorting Plant Recovery1 #### Tags used in scoring **Mill Route** Polarity: neutral Definition: Processing via mill or concentrator \(CIL, CIP, tank leach, flotation\). Why it applies: processing\_route matches the mill\_cil signal **Gravity Route** Polarity: neutral Definition: Gravity separation forms a material part of the flowsheet. Why it applies: processing\_route matches the gravity signal ### flotation [Link to this fact](https://atlas-staging.minestarters.com/news/talisker-announces-preliminary-economic-assessment-for-the-bralorne-gold-project--75880130-325b-4076-9e6c-722d9d0004f0#fact-metallurgical-facts-12) Bralorne Gold Project · gold #### Identity - Project: Bralorne Gold Project - Commodity: gold - Region: canada\_bc - Reported Region: British Columbia - Ticker: TSK.TO #### Test Work - Program Status: detailed - Test Type: flotation - Processing Route: sorting, crushing and grinding, gravity gold recovery, carbon in leach \(CIL\) and downstream ADR circuit - Sample: Sorting Plant Mass Pull \(Combined\) - Grind P80: 100 µm #### Recovery - Mass Pull: 56.9 % #### Lab - Laboratory: ALS - Consultant: Shaohai Yu #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-09-21T00:00:00.000Z Reasoning: A mass pull of 56.9% from sorting indicates a substantial reduction in material sent to the mill, improving efficiency. - Positive factor: Significant mass reduction through sorting Evidence · table > 56.9% Context: Sorting Plant Mass Pull1 #### Tags used in scoring **Mill Route** Polarity: neutral Definition: Processing via mill or concentrator \(CIL, CIP, tank leach, flotation\). Why it applies: processing\_route matches the mill\_cil signal **Gravity Route** Polarity: neutral Definition: Gravity separation forms a material part of the flowsheet. Why it applies: processing\_route matches the gravity signal ### gravity [Link to this fact](https://atlas-staging.minestarters.com/news/talisker-announces-preliminary-economic-assessment-for-the-bralorne-gold-project--75880130-325b-4076-9e6c-722d9d0004f0#fact-metallurgical-facts-13) Bralorne Gold Project · gold #### Identity - Project: Bralorne Gold Project - Commodity: gold - Region: canada\_bc - Reported Region: British Columbia - Ticker: TSK.TO #### Test Work - Program Status: detailed - Test Type: gravity - Processing Route: sorting, crushing and grinding, gravity gold recovery, carbon in leach \(CIL\) and downstream ADR circuit - Sample: Gravity Recovery \(Combined\) - Grind P80: 100 µm #### Recovery - Recovery: 51 % - Recovery Basis: actual\_test #### Lab - Laboratory: ALS - Consultant: Shaohai Yu #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-09-21T00:00:00.000Z Reasoning: A 51% gravity recovery is a positive, indicating a free-milling component and potentially lower operating costs. - Positive factor: Significant portion of gold recovered by gravity Evidence · table > 51.0% Context: Gravity Recovery #### Tags used in scoring **Mill Route** Polarity: neutral Definition: Processing via mill or concentrator \(CIL, CIP, tank leach, flotation\). Why it applies: processing\_route matches the mill\_cil signal **Gravity Route** Polarity: neutral Definition: Gravity separation forms a material part of the flowsheet. Why it applies: processing\_route matches the gravity signal **Low Recovery** Polarity: negative Definition: Recovery below the weak band for the commodity and processing route. Why it applies: 51% is below the weak band \(80%\) ### mill\_cil [Link to this fact](https://atlas-staging.minestarters.com/news/talisker-announces-preliminary-economic-assessment-for-the-bralorne-gold-project--75880130-325b-4076-9e6c-722d9d0004f0#fact-metallurgical-facts-14) Bralorne Gold Project · gold #### Identity - Project: Bralorne Gold Project - Commodity: gold - Region: canada\_bc - Reported Region: British Columbia - Ticker: TSK.TO #### Test Work - Program Status: detailed - Test Type: mill\_cil - Processing Route: sorting, crushing and grinding, gravity gold recovery, carbon in leach \(CIL\) and downstream ADR circuit - Sample: CIL Recovery \(Combined\) - Grind P80: 100 µm #### Recovery - Recovery: 82 % - Recovery Basis: actual\_test #### Lab - Laboratory: ALS - Consultant: Shaohai Yu #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-09-21T00:00:00.000Z Reasoning: The 82% CIL recovery contributes to the high overall gold recovery. - Positive factor: Good recovery from the CIL circuit Evidence · table > 82.0% Context: CIL #### Tags used in scoring **Mill Route** Polarity: neutral Definition: Processing via mill or concentrator \(CIL, CIP, tank leach, flotation\). Why it applies: processing\_route matches the mill\_cil signal **Gravity Route** Polarity: neutral Definition: Gravity separation forms a material part of the flowsheet. Why it applies: processing\_route matches the gravity signal ### mill\_cil [Link to this fact](https://atlas-staging.minestarters.com/news/talisker-announces-preliminary-economic-assessment-for-the-bralorne-gold-project--75880130-325b-4076-9e6c-722d9d0004f0#fact-metallurgical-facts-15) Bralorne Gold Project · gold #### Identity - Project: Bralorne Gold Project - Commodity: gold - Region: canada\_bc - Reported Region: British Columbia - Ticker: TSK.TO #### Test Work - Program Status: detailed - Test Type: mill\_cil - Processing Route: sorting, crushing and grinding, gravity gold recovery, carbon in leach \(CIL\) and downstream ADR circuit - Sample: Average life-of-project - Grind P80: 100 µm #### Recovery - Head Grade: 3.9 - Head Grade Unit: g/t Au #### Lab - Laboratory: ALS - Consultant: Shaohai Yu #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-09-21T00:00:00.000Z Reasoning: The average head grade of 3.9 g/t Au over the life of project is a key economic driver, though lower than high-grade drill intercepts. - Positive factor: Solid average head grade for a long-life project - Negative factor: Lower than historical drill intercepts, indicating dilution from bulk mining Evidence · text > Average life-of-project head grade of 3.9 g/t Au #### Tags used in scoring **Mill Route** Polarity: neutral Definition: Processing via mill or concentrator \(CIL, CIP, tank leach, flotation\). Why it applies: processing\_route matches the mill\_cil signal **Gravity Route** Polarity: neutral Definition: Gravity separation forms a material part of the flowsheet. Why it applies: processing\_route matches the gravity signal ## 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.