# Alkane Resources Uncovers New High Grade Gold Antimony Domain At Costerfield Canonical Atlas analysis: https://atlas-staging.minestarters.com/news/alkane-resources-uncovers-new-high-grade-gold-antimony-domain-at-costerfield--5204bc4b-ef96-4e97-b6c8-d12a5a333a1d Original source: https://www.proactiveinvestors.com/companies/news/1097439/alkane-resources-uncovers-new-high-grade-gold-antimony-domain-at-costerfield-1097439.html Publisher: proactiveinvestors Original announcement: 2026-08-23T23:31:36.599Z Analysis by Minestarters Atlas Atlas analysis published: Unknown date Atlas analysis updated: Unknown date - Company: Alkane Resources Ltd - Ticker: ALK - Exchange: Unavailable - Region: Victoria - Primary commodity: Gold - Secondary commodities: Antimony - Document categories: Drill results - Extracted: 2026-08-23 23:33:48 UTC Narrative sentiment: 0.90 · Bullish ## Minestarters Atlas summary Alkane Resources has discovered a new high-grade gold-antimony domain at its Costerfield operation in Victoria. The discovery includes exceptional intercepts at the Cuffley Lode and significant results in the deeper Sub-KC domain, both of which show potential for expansion near existing underground infrastructure. Reasoning: Discovery of a new high-grade gold-antimony pod \(Cuffley Lode\) with exceptional intercepts \(up to 1,360 g/t Au\) that is already being integrated into the mine schedule. - Positive factor: exceptional gold grades - Positive factor: new high-grade domain discovery - Positive factor: proximity to existing infrastructure - Positive factor: already incorporated into mine schedule Facts used in scoring: 11 ## Classification and evidence **Bonanza Intercept** Polarity: positive Definition: Exceptionally high-grade zone, well above the deposit-type norm. Why it applies: Intercepts of 1,360 g/t Au and 192 g/t Au are exceptionally high grade. Evidence · text > 1,360 g/t gold **Step-Out Extension** Polarity: positive Definition: Mineralization extended beyond the previously known limit. Why it applies: The discovery of the Cuffley pod in a previously sparsely drilled area demonstrates extension of mineralisation. Evidence · text > identifying a new grade pod containing areas of very high-grade gold and antimony ## Extracted facts Stored fact records: 11. Some facts used in scoring do not have a stored record. ## Drill Results (11) ### AD270 [Link to this fact](https://atlas-staging.minestarters.com/news/alkane-resources-uncovers-new-high-grade-gold-antimony-domain-at-costerfield--5204bc4b-ef96-4e97-b6c8-d12a5a333a1d#fact-drill-facts-0) Costerfield · gold #### Identity - Hole ID: AD270 - Project: Costerfield - Commodity: gold - Region: australia\_vic - Reported Region: Victoria - Ticker: ALK #### Geometry - Grade: 580.9 - Grade Unit: g/t - Intercept: 0.61 m #### Classification - Sample Type: drill - Group ID: AD270:0-0.61 - Mining Method: underground #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-08-23T00:00:00.000Z Reasoning: 580.9 g/t gold is an exceptional intercept for an underground deposit. - Positive factor: exceptional grade Evidence · text > exceptional intercept of 580.9 g/t gold and 24% antimony over 0.61 metres at the Cuffley Lode ### AD270 [Link to this fact](https://atlas-staging.minestarters.com/news/alkane-resources-uncovers-new-high-grade-gold-antimony-domain-at-costerfield--5204bc4b-ef96-4e97-b6c8-d12a5a333a1d#fact-drill-facts-1) Costerfield · antimony #### Identity - Hole ID: AD270 - Project: Costerfield - Commodity: antimony - Region: australia\_vic - Reported Region: Victoria - Ticker: ALK #### Geometry - Grade: 24 - Grade Unit: % - Intercept: 0.61 m #### Classification - Sample Type: drill - Group ID: AD270:0-0.61 - Mining Method: underground #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-08-23T00:00:00.000Z Reasoning: 24% antimony is a very high grade for this commodity. - Positive factor: high grade antimony Evidence · text > 580.9 g/t gold and 24% antimony over 0.61 metres ### AD270 [Link to this fact](https://atlas-staging.minestarters.com/news/alkane-resources-uncovers-new-high-grade-gold-antimony-domain-at-costerfield--5204bc4b-ef96-4e97-b6c8-d12a5a333a1d#fact-drill-facts-2) Costerfield · gold #### Identity - Hole ID: AD270 - Project: Costerfield - Commodity: gold - Region: australia\_vic - Reported Region: Victoria - Ticker: ALK #### Geometry - Grade: 1360 - Grade Unit: g/t - Intercept: 0.25 m #### Classification - Sample Type: drill - Group ID: AD270:0-0.25 - Mining Method: underground #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-08-23T00:00:00.000Z Reasoning: 1,360 g/t gold is an exceptional bonanza-style intercept. - Positive factor: bonanza grade Evidence · text > even higher-grade section of 1,360 g/t gold and 19.7% antimony over 0.25 metres ### AD270 [Link to this fact](https://atlas-staging.minestarters.com/news/alkane-resources-uncovers-new-high-grade-gold-antimony-domain-at-costerfield--5204bc4b-ef96-4e97-b6c8-d12a5a333a1d#fact-drill-facts-3) Costerfield · antimony #### Identity - Hole ID: AD270 - Project: Costerfield - Commodity: antimony - Region: australia\_vic - Reported Region: Victoria - Ticker: ALK #### Geometry - Grade: 19.7 - Grade Unit: % - Intercept: 0.25 m #### Classification - Sample Type: drill - Group ID: AD270:0-0.25 - Mining Method: underground #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-08-23T00:00:00.000Z Reasoning: 19.7% antimony is a very high grade. - Positive factor: high grade antimony Evidence · text > 1,360 g/t gold and 19.7% antimony over 0.25 metres ### AD275 [Link to this fact](https://atlas-staging.minestarters.com/news/alkane-resources-uncovers-new-high-grade-gold-antimony-domain-at-costerfield--5204bc4b-ef96-4e97-b6c8-d12a5a333a1d#fact-drill-facts-4) Costerfield · gold #### Identity - Hole ID: AD275 - Project: Costerfield - Commodity: gold - Region: australia\_vic - Reported Region: Victoria - Ticker: ALK #### Geometry - Grade: 124 - Grade Unit: g/t - Intercept: 0.23 m #### Classification - Sample Type: drill - Group ID: AD275:0-0.23 - Mining Method: underground #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-08-23T00:00:00.000Z Reasoning: 124 g/t gold is a strong intercept. - Positive factor: high grade Evidence · text > 124 g/t gold and 48.6% antimony over 0.23 metres in AD275 ### AD275 [Link to this fact](https://atlas-staging.minestarters.com/news/alkane-resources-uncovers-new-high-grade-gold-antimony-domain-at-costerfield--5204bc4b-ef96-4e97-b6c8-d12a5a333a1d#fact-drill-facts-5) Costerfield · antimony #### Identity - Hole ID: AD275 - Project: Costerfield - Commodity: antimony - Region: australia\_vic - Reported Region: Victoria - Ticker: ALK #### Geometry - Grade: 48.6 - Grade Unit: % - Intercept: 0.23 m #### Classification - Sample Type: drill - Group ID: AD275:0-0.23 - Mining Method: underground #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-08-23T00:00:00.000Z Reasoning: 48.6% antimony is an exceptional grade. - Positive factor: exceptional antimony grade Evidence · text > 124 g/t gold and 48.6% antimony over 0.23 metres in AD275 ### CSK043 [Link to this fact](https://atlas-staging.minestarters.com/news/alkane-resources-uncovers-new-high-grade-gold-antimony-domain-at-costerfield--5204bc4b-ef96-4e97-b6c8-d12a5a333a1d#fact-drill-facts-6) Costerfield · gold #### Identity - Hole ID: CSK043 - Project: Costerfield - Commodity: gold - Region: australia\_vic - Reported Region: Victoria - Ticker: ALK #### Geometry - Grade: 73.2 - Grade Unit: g/t - Intercept: 0.19 m #### Classification - Sample Type: drill - Group ID: CSK043:0-0.19 - Mining Method: underground #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-08-23T00:00:00.000Z Reasoning: 73.2 g/t gold is a strong intercept. - Positive factor: high grade Evidence · text > 73.2 g/t gold and 18.8% antimony over 0.19 metres in CSK043 ### CSK043 [Link to this fact](https://atlas-staging.minestarters.com/news/alkane-resources-uncovers-new-high-grade-gold-antimony-domain-at-costerfield--5204bc4b-ef96-4e97-b6c8-d12a5a333a1d#fact-drill-facts-7) Costerfield · antimony #### Identity - Hole ID: CSK043 - Project: Costerfield - Commodity: antimony - Region: australia\_vic - Reported Region: Victoria - Ticker: ALK #### Geometry - Grade: 18.8 - Grade Unit: % - Intercept: 0.19 m #### Classification - Sample Type: drill - Group ID: CSK043:0-0.19 - Mining Method: underground #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-08-23T00:00:00.000Z Reasoning: 18.8% antimony is a high grade. - Positive factor: high grade antimony Evidence · text > 73.2 g/t gold and 18.8% antimony over 0.19 metres in CSK043 ### CSK043 [Link to this fact](https://atlas-staging.minestarters.com/news/alkane-resources-uncovers-new-high-grade-gold-antimony-domain-at-costerfield--5204bc4b-ef96-4e97-b6c8-d12a5a333a1d#fact-drill-facts-8) Costerfield · gold #### Identity - Hole ID: CSK043 - Project: Costerfield - Commodity: gold - Region: australia\_vic - Reported Region: Victoria - Ticker: ALK #### Geometry - Grade: 192 - Grade Unit: g/t - Intercept: 0.17 m #### Classification - Sample Type: drill - Group ID: CSK043:0-0.17 - Mining Method: underground #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-08-23T00:00:00.000Z Reasoning: 192 g/t gold is an exceptional intercept. - Positive factor: bonanza grade Evidence · text > 192 g/t gold over 0.17 metres in the same hole ### CSK048 [Link to this fact](https://atlas-staging.minestarters.com/news/alkane-resources-uncovers-new-high-grade-gold-antimony-domain-at-costerfield--5204bc4b-ef96-4e97-b6c8-d12a5a333a1d#fact-drill-facts-9) Costerfield · gold #### Identity - Hole ID: CSK048 - Project: Costerfield - Commodity: gold - Region: australia\_vic - Reported Region: Victoria - Ticker: ALK #### Geometry - Grade: 16.1 - Grade Unit: g/t - Intercept: 0.37 m #### Classification - Sample Type: drill - Group ID: CSK048:0-0.37 - Mining Method: underground #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-08-23T00:00:00.000Z Reasoning: 16.1 g/t gold is a strong intercept for underground. - Positive factor: high grade Evidence · text > CSK048 returned 16.1 g/t gold and 12.7% antimony over 0.37 metres ### CSK048 [Link to this fact](https://atlas-staging.minestarters.com/news/alkane-resources-uncovers-new-high-grade-gold-antimony-domain-at-costerfield--5204bc4b-ef96-4e97-b6c8-d12a5a333a1d#fact-drill-facts-10) Costerfield · antimony #### Identity - Hole ID: CSK048 - Project: Costerfield - Commodity: antimony - Region: australia\_vic - Reported Region: Victoria - Ticker: ALK #### Geometry - Grade: 12.7 - Grade Unit: % - Intercept: 0.37 m #### Classification - Sample Type: drill - Group ID: CSK048:0-0.37 - Mining Method: underground #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-08-23T00:00:00.000Z Reasoning: 12.7% antimony is a high grade. - Positive factor: high grade antimony Evidence · text > CSK048 returned 16.1 g/t gold and 12.7% antimony over 0.37 metres ## 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.