Starcore Finalizes Silver Mine Lease
Original announcement by tmx on
- Company
- Starcore International Mines Ltd.
- Ticker
- SAM
- Exchange
- TSX
- Region
- Queretaro, Mexico
- Primary commodity
- Silver
- Secondary commodities
- Gold
- Document categories
- Metallurgy, Agreement transaction
- Extracted
- 2026-09-12 23:14:23 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Starcore International Mines has finalized a ten-year lease for the Tortilla Project in Queretaro, Mexico, involving a historical silver mine. Preliminary metallurgical flotation tests on the sulfide zone showed 91.49% silver recovery and 48.25% gold recovery.
Reasoning: The company secured a long-term lease on a high-grade silver project with promising preliminary metallurgical results.
Positive factors
- Secured 10-year lease on historical silver mine
- High-grade silver intercepts in both oxide and sulfide zones
- Favorable preliminary metallurgical flotation results
- Qualified Person sign-off provided
Negative factors
- No historical production records available
- Sampling widths represent gallery width, not full structure
Facts used in scoring: 2
Classification and evidence
QA/QC Disclosedpositive · Story-specific tag
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: The release identifies Salvador Garcia, B. Eng., as the Qualified Person (QP) for the technical information.
Evidence · text
“Salvador Garcia, B. Eng., a director of the Company and Chief Operating Officer, is the Company's qualified person on the project”
High Recoverypositive
Recovery at or above the exceptional band for the commodity and processing route.
Why it applies: Silver recovery of 91.49% meets the exceptional threshold for silver flotation.
Evidence · text
“silver recovery: 91.49%”
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: the document describes a flotation route ("flotation")
Single Domain Onlynegative
Testing limited to one composite or domain — representativeness not established.
Why it applies: only one composite was tested
Extracted facts
Stored fact records: 2. Some facts used in scoring do not have a stored record.
Metallurgical Results (2)
flotationTortilla Project · silverRecovery: 91.49 %View all detailsHide details
Identity
- Project
- Tortilla Project
- Commodity
- silver
- Region
- mexico
- Reported Region
- Queretaro, Mexico
- Ticker
- SAM
Test Work
- Program Status
- preliminary
- Test Type
- flotation
- Processing Route
- flotation
- Sample
- representative samples from the sulfide zone
Recovery
- Recovery
- 91.49 %
- Recovery Basis
- actual_test
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-10-15T00:00:00.000Z
Reasoning: 91.49% silver recovery via flotation is a strong result.
Positive factors
- Recovery is in the strong/exceptional band for silver flotation
Evidence · text
“silver recovery: 91.49%”
Tags used in scoring
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: processing_route matches the flotation signal
High Recoverypositive
Recovery at or above the exceptional band for the commodity and processing route.
Why it applies: 91.49% is at or above the exceptional band (90%)
flotationTortilla Project · goldRecovery: 48.25 %View all detailsHide details
Identity
- Project
- Tortilla Project
- Commodity
- gold
- Region
- mexico
- Reported Region
- Queretaro, Mexico
- Ticker
- SAM
Test Work
- Program Status
- preliminary
- Test Type
- flotation
- Processing Route
- flotation
- Sample
- representative samples from the sulfide zone
Recovery
- Recovery
- 48.25 %
- Recovery Basis
- actual_test
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-10-15T00:00:00.000Z
Reasoning: 48.25% gold recovery is below typical commercial expectations for gold flotation.
Negative factors
- Gold recovery is relatively low
Evidence · text
“gold recovery: 48.25%”
Tags used in scoring
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: processing_route matches the flotation signal
Low Recoverynegative
Recovery below the weak band for the commodity and processing route.
Why it applies: 48.25% is below the weak band (80%)
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.