# Star Copper Advances Western Extension Drilling at Star Main Canonical Atlas analysis: https://atlas-staging.minestarters.com/news/star-copper-advances-western-extension-drilling-at-star-main--bdad741f-62f5-4517-acb8-5be6bab9c9c8 Original source: https://starcopper.com/star-copper-advances-western-extension-drilling-at-star-main/ Publisher: prospectors\_exchange Original announcement: 2026-09-29T00:00:00.000Z Analysis by Minestarters Atlas Atlas analysis published: 2026-09-29T16:16:29.266Z Atlas analysis updated: 2026-09-29T16:16:29.266Z - Company: Star Copper Corp. - Ticker: STCU - Exchange: Unavailable - Region: British Columbia - Primary commodity: Copper - Secondary commodities: Gold - Document categories: Drill results - Extracted: 2026-09-29 16:16:30 UTC Narrative sentiment: 0.40 · Bullish ## Minestarters Atlas summary Star Copper has reported strong visual copper mineralization in drill hole S-076 at the Star Main porphyry system in British Columbia. The hole successfully penetrated a major fault system to reach the targeted depth, testing the continuation of a high-grade horizon previously identified in historic drilling. Assay results are pending. Reasoning: The release reports strong visual copper mineralization at the targeted depth in a western extension hole, but lacks assay confirmation. - Positive factor: Strong visual mineralization encountered at target depth - Positive factor: Successful penetration of a significant fault system - Positive factor: Step-out drilling testing a known high-grade horizon - Negative factor: No laboratory assays reported yet - Negative factor: Mineralization is currently based on visual estimates only Low confidence — this extraction should be reviewed alongside the original source. Facts used in scoring: 5 ## Classification and evidence **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: The release mentions that core has been prioritized for expedited laboratory analysis, but does not explicitly detail QA/QC protocols like standards or blanks. Evidence · text > Core from the mineralized interval in S-076 has been prioritized for expedited laboratory analysis **No QA/QC Disclosure** Polarity: negative Definition: Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document. Why it applies: The document does not disclose specific QA/QC methods such as blanks, standards, or duplicates. Evidence · text > assay results to be reported as they become available ## Extracted facts Stored fact records: 5. Some facts used in scoring do not have a stored record. ## Drill Results (5) ### S-076 [Link to this fact](https://atlas-staging.minestarters.com/news/star-copper-advances-western-extension-drilling-at-star-main--bdad741f-62f5-4517-acb8-5be6bab9c9c8#fact-drill-facts-0) Star Main · copper #### Identity - Hole ID: S-076 - Project: Star Main - Commodity: copper - Region: canada\_bc - Reported Region: canada\_bc - Ticker: STCU #### Geometry - Intercept: 60 m - From: 525 m - To: 585 m - Intercept Depth: 525 m #### Classification - Program: resource - Sample Type: drill - Group ID: S-076:525-585 - Mining Method: open\_pit #### Location - Loc. Confidence: high #### QA/QC - QA/QC Disclosed: Yes - QP Signed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-09-29T00:00:00.000Z Reasoning: Visual copper mineralization over 60m at the targeted depth is encouraging but unverified by assays. - Positive factor: Strong visual mineralization at target depth - Negative factor: Visual estimate only; no assays Evidence · text > strong visual copper mineralization over an approximately 60-metre interval near the targeted horizon #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **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 **Infill Drilling** Polarity: neutral Definition: Confirmatory drilling to raise resource confidence, not new discovery. Why it applies: drill\_program\_type is "resource" ### S-037 [Link to this fact](https://atlas-staging.minestarters.com/news/star-copper-advances-western-extension-drilling-at-star-main--bdad741f-62f5-4517-acb8-5be6bab9c9c8#fact-drill-facts-1) The principal fault · copper Historical result Needs review: historical\_restatement #### Identity - Hole ID: S-037 - Project: The principal fault - Commodity: copper - Region: canada\_bc - Reported Region: canada\_bc - Ticker: STCU #### Geometry - Grade: 0.95 - Grade Unit: % - Intercept: 26 m - From: 388 m - To: 414 m - Intercept Depth: 388 m #### Classification - Program: resource - Sample Type: drill - Group ID: S-037:388-414 - Mining Method: open\_pit #### Location - Loc. Confidence: high #### QA/QC - QA/QC Disclosed: Yes - QP Signed: Yes #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Interp. Status: scored - Historical: Yes #### Dates - Event date: 2026-09-29T00:00:00.000Z Reasoning: Historical high-grade copper intercept used as a target for current drilling. - Positive factor: High grade copper intercept Evidence · text > 26 metres grading 1.26% CuEq \(0.95% Cu, 0.308g/t Au\) from 388m #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **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 **Stale Data Re-release** Polarity: negative Definition: Historical results re-announced with no new assays or reinterpretation — low genuine novelty. Why it applies: the fact restates a prior release **Infill Drilling** Polarity: neutral Definition: Confirmatory drilling to raise resource confidence, not new discovery. Why it applies: drill\_program\_type is "resource" ### S-037 [Link to this fact](https://atlas-staging.minestarters.com/news/star-copper-advances-western-extension-drilling-at-star-main--bdad741f-62f5-4517-acb8-5be6bab9c9c8#fact-drill-facts-2) The principal fault · gold Historical result Needs review: historical\_restatement #### Identity - Hole ID: S-037 - Project: The principal fault - Commodity: gold - Region: canada\_bc - Reported Region: canada\_bc - Ticker: STCU #### Geometry - Grade: 0.308 - Grade Unit: g/t - Intercept: 26 m - From: 388 m - To: 414 m - Intercept Depth: 388 m #### Classification - Program: resource - Sample Type: drill - Group ID: S-037:388-414 - Mining Method: open\_pit #### Location - Loc. Confidence: high #### QA/QC - QA/QC Disclosed: Yes - QP Signed: Yes #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Interp. Status: scored - Historical: Yes #### Dates - Event date: 2026-09-29T00:00:00.000Z Reasoning: Historical gold intercept within a high-grade copper interval. - Positive factor: Gold component in high-grade CuEq interval Evidence · text > 26 metres grading 1.26% CuEq \(0.95% Cu, 0.308g/t Au\) from 388m #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **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 **Stale Data Re-release** Polarity: negative Definition: Historical results re-announced with no new assays or reinterpretation — low genuine novelty. Why it applies: the fact restates a prior release **Infill Drilling** Polarity: neutral Definition: Confirmatory drilling to raise resource confidence, not new discovery. Why it applies: drill\_program\_type is "resource" ### S-037 [Link to this fact](https://atlas-staging.minestarters.com/news/star-copper-advances-western-extension-drilling-at-star-main--bdad741f-62f5-4517-acb8-5be6bab9c9c8#fact-drill-facts-3) The principal fault · copper Historical result Needs review: historical\_restatement #### Identity - Hole ID: S-037 - Project: The principal fault - Commodity: copper - Region: canada\_bc - Reported Region: canada\_bc - Ticker: STCU #### Geometry - Grade: 0.45 - Grade Unit: % - Intercept: 122 m - From: 294 m - To: 416 m - Intercept Depth: 294 m #### Classification - Program: resource - Sample Type: drill - Group ID: S-037:294-416 - Mining Method: open\_pit #### Location - Loc. Confidence: high #### QA/QC - QA/QC Disclosed: Yes - QP Signed: Yes #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Interp. Status: scored - Historical: Yes #### Dates - Event date: 2026-09-29T00:00:00.000Z Reasoning: Historical lower-grade copper interval. - Positive factor: Broad mineralized interval Evidence · text > 122m grading 0.61%CuEq \(0.45% Cu, 0.151g/t Au\) from 294m #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **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 **Stale Data Re-release** Polarity: negative Definition: Historical results re-announced with no new assays or reinterpretation — low genuine novelty. Why it applies: the fact restates a prior release **Infill Drilling** Polarity: neutral Definition: Confirmatory drilling to raise resource confidence, not new discovery. Why it applies: drill\_program\_type is "resource" ### S-037 [Link to this fact](https://atlas-staging.minestarters.com/news/star-copper-advances-western-extension-drilling-at-star-main--bdad741f-62f5-4517-acb8-5be6bab9c9c8#fact-drill-facts-4) The principal fault · gold Historical result Needs review: historical\_restatement #### Identity - Hole ID: S-037 - Project: The principal fault - Commodity: gold - Region: canada\_bc - Reported Region: canada\_bc - Ticker: STCU #### Geometry - Grade: 0.151 - Grade Unit: g/t - Intercept: 122 m - From: 294 m - To: 416 m - Intercept Depth: 294 m #### Classification - Program: resource - Sample Type: drill - Group ID: S-037:294-416 - Mining Method: open\_pit #### Location - Loc. Confidence: high #### QA/QC - QA/QC Disclosed: Yes - QP Signed: Yes #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Interp. Status: scored - Historical: Yes #### Dates - Event date: 2026-09-29T00:00:00.000Z Reasoning: Historical gold intercept within a broad copper interval. - Positive factor: Gold component in broad interval Evidence · text > 122m grading 0.61%CuEq \(0.45% Cu, 0.151g/t Au\) from 294m #### Tags used in scoring **QA/QC Disclosed** Polarity: positive Definition: Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods \(blanks, standards, duplicates\). Why it applies: qaqc\_disclosed is true **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 **Stale Data Re-release** Polarity: negative Definition: Historical results re-announced with no new assays or reinterpretation — low genuine novelty. Why it applies: the fact restates a prior release **Infill Drilling** Polarity: neutral Definition: Confirmatory drilling to raise resource confidence, not new discovery. Why it applies: drill\_program\_type is "resource" ## 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.