# Alkane Resources grows FY26 resource base as producing mines replace depletion Canonical Atlas analysis: https://atlas-staging.minestarters.com/news/alkane-resources-grows-fy26-resource-base-as-producing-mines-replace-depletion--d87964f2-1db2-423c-9431-c1b2a7012759 Original source: https://www.proactiveinvestors.com/companies/news/1098395/alkane-resources-grows-fy26-resource-base-as-producing-mines-replace-depletion-1098395.html Publisher: proactiveinvestors Original announcement: 2026-09-11T04:30:46.955Z Analysis by Minestarters Atlas Atlas analysis published: Unknown date Atlas analysis updated: Unknown date - Company: Alkane Resources Ltd - Ticker: ALK - Exchange: Unavailable - Region: New South Wales - Primary commodity: Gold - Secondary commodities: Copper, Antimony - Document categories: Resource update - Extracted: 2026-09-11 04:32:39 UTC Narrative sentiment: 0.80 · Bullish ## Minestarters Atlas summary Alkane Resources reported continued resource growth across its Björkdal, Tomingley, and Costerfield mines for FY26. The group inventory now includes 8.64 million ounces of gold in M&I resources, alongside significant copper and antimony components. Reasoning: The company successfully replaced resource depletion across its producing assets through exploration, growing the group inventory. - Positive factor: Resource growth across all producing mines - Positive factor: Replacement of depletion through exploration - Positive factor: Significant gold and antimony resources - Negative factor: Boda-Kaiser estimate not updated for FY26 Facts used in scoring: 7 ## Classification and evidence **Resource Update** Polarity: neutral Definition: Revised estimate for an existing resource — compare to prior to assess progress. Why it applies: The document reports an updated group inventory as of June 30, 2026. Evidence · text > The company’s updated group inventory as of June 30, 2026 **Tonnage Growth** Polarity: positive Definition: Significant tonnage increase \(≥15%\) vs prior estimate with grade maintained or improved. Why it applies: The company reports growing its resource base through exploration and extensions. Evidence · text > Alkane Resources grows FY26 resource base as producing mines replace depletion ## Extracted facts Stored fact records: 7. Some facts used in scoring do not have a stored record. ## Resource Estimates (7) ### indicated [Link to this fact](https://atlas-staging.minestarters.com/news/alkane-resources-grows-fy26-resource-base-as-producing-mines-replace-depletion--d87964f2-1db2-423c-9431-c1b2a7012759#fact-resource-facts-0) Björkdal · gold #### Identity - Project: Björkdal - Commodity: gold - Region: sweden - Reported Region: Sweden - Ticker: ALK #### Resource Data - Category: indicated - Tonnes: 22470000 - Grade: 2.07 - Grade Unit: g/t - Contained Metal: 1.5 - Contained Unit: million ounces #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-09-11T00:00:00.000Z Reasoning: High-grade gold resource at a producing asset. - Positive factor: Strong grade and tonnage Evidence · text > Björkdal in Sweden hosts measured and indicated resources of 22.47 million tonnes at 2.07 g/t gold for 1.50 million ounces #### 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 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 **No QP/CP Disclosure** Polarity: negative Definition: No Qualified Person or Competent Person named — lower credibility for the estimate. A QP/CP should be a member of a recognized professional association with relevant experience. Why it applies: no Qualified or Competent Person is named anywhere in the release ### indicated [Link to this fact](https://atlas-staging.minestarters.com/news/alkane-resources-grows-fy26-resource-base-as-producing-mines-replace-depletion--d87964f2-1db2-423c-9431-c1b2a7012759#fact-resource-facts-1) Tomingley · gold #### Identity - Project: Tomingley - Commodity: gold - Region: australia\_nsw - Reported Region: New South Wales - Ticker: ALK #### Resource Data - Category: indicated - Tonnes: 17300000 - Grade: 2.1 - Grade Unit: g/t - Contained Metal: 1.18 - Contained Unit: million ounces #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-09-11T00:00:00.000Z Reasoning: Significant gold resource at a producing asset. - Positive factor: Strong grade and tonnage Evidence · text > Tomingley in New South Wales contains 17.30 million tonnes at 2.1 g/t for 1.18 million ounces #### 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 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 **No QP/CP Disclosure** Polarity: negative Definition: No Qualified Person or Competent Person named — lower credibility for the estimate. A QP/CP should be a member of a recognized professional association with relevant experience. Why it applies: no Qualified or Competent Person is named anywhere in the release ### indicated [Link to this fact](https://atlas-staging.minestarters.com/news/alkane-resources-grows-fy26-resource-base-as-producing-mines-replace-depletion--d87964f2-1db2-423c-9431-c1b2a7012759#fact-resource-facts-2) Costerfield · gold #### Identity - Project: Costerfield - Commodity: gold - Region: australia\_vic - Reported Region: Victoria - Ticker: ALK #### Resource Data - Category: indicated - Tonnes: 1990000 - Grade: 6 - Grade Unit: g/t - Contained Metal: 387000 - Contained Unit: ounces #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-09-11T00:00:00.000Z Reasoning: Very high grade gold resource. - Positive factor: High grade intercept Evidence · text > At Costerfield in Victoria, measured and indicated resources total 1.99 million tonnes at 6.0 g/t gold #### 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 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 **No QP/CP Disclosure** Polarity: negative Definition: No Qualified Person or Competent Person named — lower credibility for the estimate. A QP/CP should be a member of a recognized professional association with relevant experience. Why it applies: no Qualified or Competent Person is named anywhere in the release ### indicated [Link to this fact](https://atlas-staging.minestarters.com/news/alkane-resources-grows-fy26-resource-base-as-producing-mines-replace-depletion--d87964f2-1db2-423c-9431-c1b2a7012759#fact-resource-facts-3) Costerfield · antimony #### Identity - Project: Costerfield - Commodity: antimony - Region: australia\_vic - Reported Region: Victoria - Ticker: ALK #### Resource Data - Category: indicated - Tonnes: 1990000 - Grade: 2.1 - Grade Unit: % - Contained Metal: 42000 - Contained Unit: tonnes #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-09-11T00:00:00.000Z Reasoning: High grade antimony byproduct. - Positive factor: Significant byproduct metal Evidence · text > 1.99 million tonnes at 6.0 g/t gold and 2.1% antimony, containing 387,000 ounces of gold and 42,000 tonnes of antimony #### 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 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 **No QP/CP Disclosure** Polarity: negative Definition: No Qualified Person or Competent Person named — lower credibility for the estimate. A QP/CP should be a member of a recognized professional association with relevant experience. Why it applies: no Qualified or Competent Person is named anywhere in the release ### inferred [Link to this fact](https://atlas-staging.minestarters.com/news/alkane-resources-grows-fy26-resource-base-as-producing-mines-replace-depletion--d87964f2-1db2-423c-9431-c1b2a7012759#fact-resource-facts-4) Group · gold #### Identity - Project: Group - Commodity: gold - Ticker: ALK #### Resource Data - Category: inferred - Tonnes: 0 - Contained Metal: 3.76 - Contained Unit: million ounces #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-09-11T00:00:00.000Z Reasoning: Large inferred gold resource component. - Positive factor: Significant inferred gold Evidence · text > Inferred resources add a further 3.76 million ounces of gold #### 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 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 **No QP/CP Disclosure** Polarity: negative Definition: No Qualified Person or Competent Person named — lower credibility for the estimate. A QP/CP should be a member of a recognized professional association with relevant experience. Why it applies: no Qualified or Competent Person is named anywhere in the release ### inferred [Link to this fact](https://atlas-staging.minestarters.com/news/alkane-resources-grows-fy26-resource-base-as-producing-mines-replace-depletion--d87964f2-1db2-423c-9431-c1b2a7012759#fact-resource-facts-5) Group · copper #### Identity - Project: Group - Commodity: copper - Ticker: ALK #### Resource Data - Category: inferred - Tonnes: 0 - Contained Metal: 450000 - Contained Unit: tonnes #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-09-11T00:00:00.000Z Reasoning: Significant inferred copper component. - Positive factor: Significant inferred copper Evidence · text > 450,000 tonnes of copper #### 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 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 **No QP/CP Disclosure** Polarity: negative Definition: No Qualified Person or Competent Person named — lower credibility for the estimate. A QP/CP should be a member of a recognized professional association with relevant experience. Why it applies: no Qualified or Competent Person is named anywhere in the release ### inferred [Link to this fact](https://atlas-staging.minestarters.com/news/alkane-resources-grows-fy26-resource-base-as-producing-mines-replace-depletion--d87964f2-1db2-423c-9431-c1b2a7012759#fact-resource-facts-6) Group · antimony #### Identity - Project: Group - Commodity: antimony - Ticker: ALK #### Resource Data - Category: inferred - Tonnes: 0 - Contained Metal: 12900 - Contained Unit: tonnes #### Review - Needs Review: No - Historical: No #### Dates - Event date: 2026-09-11T00:00:00.000Z Reasoning: Inferred antimony component. Evidence · text > 12,900 tonnes of antimony #### 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 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 **No QP/CP Disclosure** Polarity: negative Definition: No Qualified Person or Competent Person named — lower credibility for the estimate. A QP/CP should be a member of a recognized professional association with relevant experience. Why it applies: no Qualified or Competent Person is named anywhere in the release ## 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.