# Decade Drills Into Porphyry-Style Copper Mineralization in First-Ever Deep Test Beneath a High Chargeability Anomaly at Bonaparte Canonical Atlas analysis: https://atlas-extractions.minestarters.com/news/decade-drills-into-porphyry-style-copper-mineralization-in-first-ever-deep-test--9d31a847-d9c1-4ed8-ade6-35d970f11e4a Original source: https://money.tmx.com/en/quote/DEC/news/6521190345555590/decade-drills-into-porphyry-style-copper-mineralization-in-first-ever-deep-test- Publisher: tmx Original announcement: 2026-08-31T12:00:00.000Z Analysis by Minestarters Atlas Atlas analysis published: Unknown date Atlas analysis updated: Unknown date - Company: Decade Resources Ltd. - Ticker: DEC - Exchange: TSX - Region: British Columbia - Primary commodity: Copper - Secondary commodities: Gold, Molybdenum - Document categories: Drill results, Other - Extracted: 2026-09-15 18:23:38 UTC Narrative sentiment: 0.40 · Bullish ## Minestarters Atlas summary Decade Resources has intersected porphyry-style copper-molybdenum mineralization at depth in its first deep drill hole \(DDH 1\) at the Bonaparte property in British Columbia. The hole confirmed a classic porphyry alteration sequence \(propylitic to potassic\) beneath a high chargeability anomaly, providing strong geological evidence for the project's buried porphyry model. Assay results from MSA LABS are pending. Reasoning: The drill hole DDH 1 successfully intersected expected porphyry-style alteration and mineralization \(chalcopyrite/molybdenite\) at depth, providing significant geological validation for the project's model, though economic grades remain unconfirmed pending assays. - Positive factor: geological confirmation of porphyry alteration zonation - Positive factor: intersection of mineralization beneath high chargeability anomaly - Positive factor: first-ever deep test of the porphyry model at the property - Negative factor: no assay results reported yet - Negative factor: visual observations are preliminary and not a substitute for lab assays Facts used in scoring: 2 ## 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 assays will be reviewed by a Qualified Person and submitted to MSA LABS. Evidence · text > results will be released once received, compiled, and reviewed by the Company's Qualified Person. **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: The project is located 30 km north of the operating New Afton mine. Evidence · text > The project is located 30 km north of the operating New Afton mine. ## Extracted facts Stored fact records: 2. Some facts used in scoring do not have a stored record. ## Drill Results (2) ### 1 [Link to this fact](https://atlas-extractions.minestarters.com/news/decade-drills-into-porphyry-style-copper-mineralization-in-first-ever-deep-test--9d31a847-d9c1-4ed8-ade6-35d970f11e4a#fact-drill-facts-0) Bonaparte · copper Needs review: ungrounded #### Identity - Hole ID: 1 - Project: Bonaparte - Commodity: copper - Region: canada\_bc - Reported Region: canada\_bc - Ticker: DEC #### Geometry - Intercept: 64.6 m - From: 557 m - To: 621.6 m - Hole Depth: 621.6 m - Intercept Depth: 557 m #### Classification - Deposit Type: porphyry - Program: exploration - Sample Type: drill - Group ID: 1:557-621.6 - Mining Method: open\_pit #### QA/QC - Laboratory: MSA LABS - QP Signed: Yes #### Review - Needs Review: Yes - Review Reason: ungrounded - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-08-31T00:00:00.000Z Reasoning: Visual intersection of chalcopyrite in a mineralized feldspar porphyry at depth confirms the geological model, but grade is unverified. - Positive factor: visual presence of chalcopyrite - Positive factor: intersection of mineralized feldspar porphyry - Negative factor: no assay grades provided - Negative factor: visual observations only Evidence · text > DDH 1 has intersected porphyry-style copper mineralization at depth #### Tags used in scoring **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: qaqc\_disclosed is not 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 ### 1 [Link to this fact](https://atlas-extractions.minestarters.com/news/decade-drills-into-porphyry-style-copper-mineralization-in-first-ever-deep-test--9d31a847-d9c1-4ed8-ade6-35d970f11e4a#fact-drill-facts-1) Bonaparte · molybdenum #### Identity - Hole ID: 1 - Project: Bonaparte - Commodity: molybdenum - Region: canada\_bc - Reported Region: canada\_bc - Ticker: DEC #### Geometry - Intercept: 64.6 m - From: 557 m - To: 621.6 m - Hole Depth: 621.6 m - Intercept Depth: 557 m #### Classification - Deposit Type: porphyry - Program: exploration - Sample Type: drill - Group ID: 1:557-621.6 - Mining Method: open\_pit #### QA/QC - Laboratory: MSA LABS - QP Signed: Yes #### Review - Needs Review: No - Interp. Status: scored - Historical: No #### Dates - Event date: 2026-08-31T00:00:00.000Z Reasoning: Visual presence of molybdenite supports the porphyry model, though grade is unverified. - Positive factor: visual presence of molybdenite - Negative factor: no assay grades provided Evidence · text > consisting of chalcopyrite with occasional molybdenite at depth #### Tags used in scoring **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: qaqc\_disclosed is not 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 ## 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.