VanadiumCorp Reports Interim Metallurgical Results from Lac Dore Bulk Sample Testing
Original announcement by tmx on
- Company
- VanadiumCorp Resource Inc.
- Ticker
- VRB
- Exchange
- TSX
- Region
- Québec
- Primary commodity
- Vanadium
- Secondary commodities
- Iron ore, Titanium
- Document categories
- Metallurgy
- Extracted
- 2026-08-21 02:32:35 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
VanadiumCorp reported interim metallurgical results from bulk sample testing at its Lac Doré project in Québec. The tests demonstrated successful production of a vanadium-magnetite concentrate and showed that vanadium can be selectively extracted via oxidative roasting and sulfuric acid leaching, reaching up to 65% recovery at 1050°C.
Reasoning: Interim results show technical feasibility of producing a vanadium-rich concentrate and selective extraction, though results are from non-optimized scoping-level tests.
Positive factors
- selective vanadium extraction demonstrated
- successful production of vanadium-magnetite concentrate
- positive correlation between roasting temperature and recovery
Negative factors
- preliminary/non-optimized laboratory conditions
- relatively low vanadium recovery (65%) at high temperature
Facts used in scoring: 3
Classification and evidence
Bench Scale Onlynegative
Only preliminary bench tests completed — no locked-cycle or pilot work.
Why it applies: The results are described as preliminary, non-optimized, and scoping-level laboratory tests.
Evidence · text
“The metallurgical test work reported herein is preliminary in nature and was conducted under non-optimized laboratory conditions.”
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: The process involves grinding and magnetic separation.
Evidence · text
“The Lac Doré material demonstrated a consistent response to conventional grinding and magnetic separation techniques”
QP/CP Signedpositive · Story-specific tag
Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.
Why it applies: André Gauthier, P.Geo., a Qualified Person, reviewed and approved the technical information.
Evidence · text
“The scientific and technical information contained in this news release has been reviewed and approved by André Gauthier, P.Geo., a Qualified Person”
Extracted facts
Stored fact records: 3. Some facts used in scoring do not have a stored record.
Metallurgical Results (3)
magnetic separationvanadiumHead Grade: 0.93Head Grade Unit: % V2O5View all detailsHide details
Identity
- Commodity
- vanadium
- Ticker
- VRB
Test Work
- Program Status
- scoping
- Test Type
- magnetic separation
- Processing Route
- grinding and staged magnetic separation
- Sample
- vanadium-magnetite concentrate (Phase 1)
Recovery
- Head Grade
- 0.93
- Head Grade Unit
- % V2O5
- Mass Pull
- 63 %
Lab
- Laboratory
- Impact Global Solutions Inc. (IGS)
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-02-11T00:00:00.000Z
Reasoning: Concentrate grade of 0.93% V2O5 achieved via magnetic separation.
Positive factors
- upgraded vanadium content
Negative factors
- non-optimized conditions
Evidence · text
“vanadium-magnetite concentrate grading approximately 0.93% V2O5 and ~78% Fe2O3, with a mass pull of ~63%”
magnetic separationiron_oreHead Grade: 78Head Grade Unit: % Fe2O3View all detailsHide details
Identity
- Commodity
- iron_ore
- Ticker
- VRB
Test Work
- Program Status
- scoping
- Test Type
- magnetic separation
- Processing Route
- grinding and staged magnetic separation
- Sample
- vanadium-magnetite concentrate (Phase 1)
Recovery
- Head Grade
- 78
- Head Grade Unit
- % Fe2O3
- Mass Pull
- 63 %
Lab
- Laboratory
- Impact Global Solutions Inc. (IGS)
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-02-11T00:00:00.000Z
Reasoning: Iron content reported as part of the concentrate grade.
Evidence · text
“vanadium-magnetite concentrate grading approximately 0.93% V2O5 and ~78% Fe2O3”
oxidative roasting and sulfuric acid leachingvanadiumRecovery: 65 %View all detailsHide details
Identity
- Commodity
- vanadium
- Ticker
- VRB
Test Work
- Program Status
- scoping
- Test Type
- oxidative roasting and sulfuric acid leaching
- Processing Route
- oxidative roasting followed by sulfuric acid leaching
- Sample
- vanadium-magnetite concentrate (Phase 2 roasting/leaching)
Recovery
- Recovery
- 65 %
- Recovery Basis
- actual_test
Lab
- Laboratory
- Impact Global Solutions Inc. (IGS)
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-02-11T00:00:00.000Z
Reasoning: Achieved 65% recovery at 1050°C roasting temperature.
Positive factors
- demonstrated selective extraction
Negative factors
- preliminary/non-optimized
Evidence · text
“reaching up to ~65% vanadium recovery at 1050°C”
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.