# Zacatecas Silver Signs Option to Acquire the Lourdes Gold-Silver Project from Guanajuato Silver Canonical Atlas analysis: https://atlas-staging.minestarters.com/news/zacatecas-silver-signs-option-to-acquire-the-lourdes-gold-silver-project-from-gu--2e508840-f2e1-405c-9c4e-9de014d1c03f Original source: https://www.globenewswire.com/news-release/2026/10/05/3374361/0/en/zacatecas-silver-signs-option-to-acquire-the-lourdes-gold-silver-project-from-guanajuato-silver.html Publisher: globenewswire Original announcement: 2026-10-05T00:00:00.000Z Analysis by Minestarters Atlas Atlas analysis published: 2026-10-05T12:50:41.087Z Atlas analysis updated: 2026-10-05T12:50:41.087Z - Company: Zacatecas Silver Corp. - Ticker: ZAC - Exchange: Unavailable - Region: Guanajuato State, Mexico - Primary commodity: Gold - Secondary commodities: Silver - Document categories: Agreement transaction, Drill results - Extracted: 2026-10-05 12:50:41 UTC Narrative sentiment: 0.60 · Bullish ## Minestarters Atlas summary Zacatecas Silver Corp. has entered into an option agreement to acquire a 100% interest in the Lourdes gold-silver project in Guanajuato, Mexico, from Guanajuato Silver Company Ltd. The transaction involves a total consideration of US$825,000 in cash and shares over two years. The project features a low sulphidation epithermal vein system with significant mapped strike length but limited high-quality historical drilling. Reasoning: The company has secured an option to acquire a new project with mapped mineralization at a relatively low cost, though technical risk is elevated due to poor historical core recovery and unverified data. - Positive factor: Acquisition of a 100% interest in a mapped gold-silver vein system - Positive factor: Low cost of acquisition \(US$825,000 total consideration\) - Positive factor: Strategic addition to near-term drill target pipeline - Positive factor: Historical mining presence in the district - Negative factor: Historical drilling had poor core recovery \(<50%\) - Negative factor: Historical results have not been independently verified - Negative factor: Existing 3.0% NSR royalty on the project Facts used in scoring: 4 ## Classification and evidence **Nearology Play** Polarity: neutral Definition: Value premise rests on proximity to a known deposit rather than own results. Why it applies: The project is described as being in the El Cubo mineralized district and a historical mining district. Evidence · text > Lourdes is a low sulphidation epithermal vein system in a historical mining district **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 company explicitly states it has not independently verified the sampling or QA/QC of previous operators. Evidence · text > The Company has not independently verified the sampling methods, analytical procedures or quality assurance and quality control programs used by previous operators ## Extracted facts Stored fact records: 2. Some facts used in scoring do not have a stored record. ## Drill Results (2) ### historical [Link to this fact](https://atlas-staging.minestarters.com/news/zacatecas-silver-signs-option-to-acquire-the-lourdes-gold-silver-project-from-gu--2e508840-f2e1-405c-9c4e-9de014d1c03f#fact-drill-facts-0) a mapped vein · gold Historical result Needs review: historical\_restatement #### Identity - Hole ID: historical - Project: a mapped vein - Commodity: gold - Region: mexico - Reported Region: mexico - Ticker: ZAC #### Geometry - Grade: 0.7 - Grade Unit: g/t - Intercept: 0.4 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill #### QA/QC - QA/QC Disclosed: Yes - QP Signed: Yes #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Interp. Status: scored - Historical: Yes - Historical Source Date: 2004-01-01T00:00:00.000Z #### Dates - Event date: 2026-10-05T00:00:00.000Z Reasoning: Historical intercept is low grade and associated with poor core recovery. - Negative factor: Low grade intercept - Negative factor: Poor core recovery reported \(<50%\) - Negative factor: Unverified historical data Evidence · text > best intercept returning 0.7 g/t gold and 82 g/t silver over 0.4 metres core length #### 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 ### historical [Link to this fact](https://atlas-staging.minestarters.com/news/zacatecas-silver-signs-option-to-acquire-the-lourdes-gold-silver-project-from-gu--2e508840-f2e1-405c-9c4e-9de014d1c03f#fact-drill-facts-1) a mapped vein · silver Historical result Needs review: historical\_restatement #### Identity - Hole ID: historical - Project: a mapped vein - Commodity: silver - Region: mexico - Reported Region: mexico - Ticker: ZAC #### Geometry - Grade: 82 - Grade Unit: g/t - Intercept: 0.4 m #### Classification - Deposit Type: epithermal - Program: exploration - Sample Type: drill #### QA/QC - QA/QC Disclosed: Yes - QP Signed: Yes #### Review - Needs Review: Yes - Review Reason: historical\_restatement - Interp. Status: scored - Historical: Yes - Historical Source Date: 2004-01-01T00:00:00.000Z #### Dates - Event date: 2026-10-05T00:00:00.000Z Reasoning: Historical silver intercept is part of a low-grade/poor-recovery drill hole. - Negative factor: Poor core recovery reported \(<50%\) - Negative factor: Unverified historical data Evidence · text > best intercept returning 0.7 g/t gold and 82 g/t silver over 0.4 metres core length #### 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 ## 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.