T2 Metals Advances Its Sherridon Copper-Zinc-Gold-Silver Project in Manitoba, Canada, with Robust Historical Metallurgical Test Results
Original announcement by newsfile on
- Company
- T2 Metals Corp.
- Ticker
- TWO
- Exchange
- Unavailable
- Region
- Manitoba, Canada
- Primary commodity
- Copper
- Secondary commodities
- Zinc
- Document categories
- Metallurgy
- Extracted
- 2026-10-07 10:32:44 UTC
Analysis by Minestarters Atlas
Atlas analysis published:
Minestarters Atlas analysis
Summary
T2 Metals has reported historical locked-cycle flotation test results from its Sherridon Project in Manitoba, showing high copper and zinc recoveries. While the 2011 results are robust and exceed nearby concentrator expectations, the company notes they are historical and intends to conduct confirmatory testing on recent drill core.
Reasoning: The release reports robust historical metallurgical results (97.4% Cu, 90.1% Zn) that support processing options, but the data is low-novelty/historical and lacks modern QA/QC verification.
Positive factors
- High copper and zinc recoveries reported
- Recoveries exceed expected performance at nearby concentrator
- Favourable mineralogy noted (lower pyrite/pyrrhotite content)
Negative factors
- Results are historical (2011) and not verified to current NI 43-101 standards
- Data is from a single composite and a single locked-cycle test
- No current QA/QC verification of historical sample provenance
Low confidence — this extraction should be reviewed alongside the original source.
Facts used in scoring: 2
Classification and evidence
Bench Scale Onlynegative
Only preliminary bench tests completed — no locked-cycle or pilot work.
Why it applies: The results are from a single locked-cycle test on a 166 kg composite, which is preliminary/bench-scale.
Evidence · text
“The results are from a single composite and a single locked-cycle test”
High Recoverypositive
Recovery at or above the exceptional band for the commodity and processing route.
Why it applies: Copper recovery of 97.4% and zinc recovery of 90.1% are in the exceptional/strong bands for flotation.
Evidence · text
“Locked-cycle Flotation Tests Returned 97.4% Cu and 90.1% Zn Recoveries”
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: the document describes a mill_cil route ("concentrator")
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)
locked-cycle flotationSherridon · copperRecovery: 97.4 %Head Grade: 1.7Head Grade Unit: %Historical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Project
- Sherridon
- Commodity
- copper
- Region
- canada_mb
- Reported Region
- Manitoba, Canada
- Ticker
- TWO
Test Work
- Program Status
- preliminary
- Test Type
- locked-cycle flotation
- Processing Route
- locked-cycle flotation
- Sample
- Lost Lake composite (blended)
- Grind P80
- 69 µm
Recovery
- Recovery
- 97.4 %
- Recovery Basis
- actual_test
- Head Grade
- 1.7
- Head Grade Unit
- %
Lab
- Laboratory
- G&T Metallurgical Services
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Historical
- Yes
- Historical Source Date
- 2011-01-01T00:00:00.000Z
Dates
- Event date
- 2026-10-07T00:00:00.000Z
Reasoning: High recovery reported, but data is historical and unverified.
Positive factors
- 97.4% recovery is exceptional for copper flotation
Negative factors
- Historical data from 2011
- Single test result
Evidence · text
“achieved 97.4% copper recovery to a 28.3% Cu concentrate”
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: 97.4% is at or above the exceptional band (92%)
locked-cycle flotationSherridon · zincRecovery: 90.1 %Head Grade: 5.08Head Grade Unit: %Historical resultNeeds review: historical_restatementView all detailsHide details
Identity
- Project
- Sherridon
- Commodity
- zinc
- Region
- canada_mb
- Reported Region
- Manitoba, Canada
- Ticker
- TWO
Test Work
- Program Status
- preliminary
- Test Type
- locked-cycle flotation
- Processing Route
- locked-cycle flotation
- Sample
- Lost Lake composite (blended)
- Grind P80
- 69 µm
Recovery
- Recovery
- 90.1 %
- Recovery Basis
- actual_test
- Head Grade
- 5.08
- Head Grade Unit
- %
Lab
- Laboratory
- G&T Metallurgical Services
Review
- Needs Review
- Yes
- Review Reason
- historical_restatement
- Historical
- Yes
- Historical Source Date
- 2011-01-01T00:00:00.000Z
Dates
- Event date
- 2026-10-07T00:00:00.000Z
Reasoning: Strong zinc recovery reported in historical test work.
Positive factors
- 90.1% recovery is strong for zinc flotation
Negative factors
- Historical data from 2011
- Single test result
Evidence · text
“90.1% zinc recovery to a 55.7% Zn concentrate”
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
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.