VanadiumCorp Reports Results of Ambient Noise Tomography Survey at Lac Dore Vanadium Project

Original announcement by tmx on

Company
VanadiumCorp Resource Inc.
Ticker
VRB
Exchange
TSX
Region
Québec
Primary commodity
Vanadium
Secondary commodities
Titanium, Iron ore
Document categories
Resource update, Other
Extracted
2026-09-13 06:35:33 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

VanadiumCorp has reported results from an Ambient Noise Tomography (ANT) geophysical survey at the Lac Doré Vanadium Project, which suggests the known vanadium-titanium-magnetite trend may extend at depth. The company also restated a historical mineral resource estimate from 2020, which it notes is unverified and not being treated as a current resource.

Reasoning: The release reports a geophysical survey that supports the exploration model, but the primary resource data provided is a historical, unverified estimate.

Positive factors

  • Geophysical survey suggests mineralized trend extends to depth
  • Identification of a laterally continuous low-velocity corridor coinciding with known VTM trend

Negative factors

  • Geophysical results are indirect and do not confirm mineralization
  • Historical resource estimate is unverified and not treated as current

Facts used in scoring: 6

Classification and evidence

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: The 2020 historical estimate includes an 86.91 Mt Inferred component.

Evidence · text

“Inferred: 86.91 Mt grading 0.40% V₂O₅”

Historical Estimate Onlynegative

Estimate pre-dates or does not comply with current JORC/NI 43-101 standards — requires verification drilling.

Why it applies: The resource estimate provided is from 2020 and is explicitly labeled as historical and unverified.

Evidence · text

“This estimate is considered a historical estimate under National Instrument 43-101.”

No QP/CP Disclosurenegative

No Qualified Person or Competent Person named — lower credibility for the estimate. A QP/CP should be a member of a recognized professional association with relevant experience.

Why it applies: The company states that a Qualified Person has not completed sufficient work to classify the historical estimate as current.

Evidence · text

“a Qualified Person has not completed sufficient work to classify the historical estimate as current mineral resources.”

Extracted facts

Stored fact records: 6. Some facts used in scoring do not have a stored record.

Resource Estimates (6)

indicatedLac Doré Vanadium Project · vanadiumTonnes: 214930000Grade: 0.4Grade Unit: % V₂O₅Historical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Lac Doré Vanadium Project
Commodity
vanadium
Region
canada_qc
Reported Region
Québec
Ticker
VRB

Resource scope

Estimate type
resource
Reporting standards
other
Resource group id
resource:e86e999626376ad8cbdf
Deposit or zone
Lac Doré
Resource basis
gross

Resource Data

Category
indicated
Tonnes
214930000
Grade
0.4
Grade Unit
% V₂O₅

Prior Estimate

Resource Date
2020-10-27

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2020-10-27T00:00:00.000Z

Dates

Event date
2026-04-16T00:00:00.000Z

Reasoning: This is a restatement of a 2020 historical estimate that the company has not independently verified.

Negative factors

  • Historical estimate
  • Unverified by current QP

Evidence · text

“Measured & Indicated: 214.93 Mt grading 0.40% V₂O₅, 27.1% Fe, 7.1% TiO₂”

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Stale Estimatenegative

Effective date is >2 years old — data currency concern, may not reflect current geological understanding.

Why it applies: effective date is 5.5 years before this release

indicatedLac Doré Vanadium Project · iron_oreTonnes: 214930000Grade: 27.1Grade Unit: %Historical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Lac Doré Vanadium Project
Commodity
iron_ore
Region
canada_qc
Reported Region
Québec
Ticker
VRB

Resource scope

Estimate type
resource
Reporting standards
other
Resource group id
resource:e86e999626376ad8cbdf
Deposit or zone
Lac Doré
Resource basis
gross

Resource Data

Category
indicated
Tonnes
214930000
Grade
27.1
Grade Unit
%

Prior Estimate

Resource Date
2020-10-27

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2020-10-27T00:00:00.000Z

Dates

Event date
2026-04-16T00:00:00.000Z

Reasoning: Historical iron grade from 2020 estimate.

Negative factors

  • Historical estimate

Evidence · text

“214.93 Mt grading 0.40% V₂O₅, 27.1% Fe, 7.1% TiO₂”

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Stale Estimatenegative

Effective date is >2 years old — data currency concern, may not reflect current geological understanding.

Why it applies: effective date is 5.5 years before this release

indicatedLac Doré Vanadium Project · titaniumTonnes: 214930000Grade: 7.1Grade Unit: % TiO₂Historical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Lac Doré Vanadium Project
Commodity
titanium
Region
canada_qc
Reported Region
Québec
Ticker
VRB

Resource scope

Estimate type
resource
Reporting standards
other
Resource group id
resource:e86e999626376ad8cbdf
Deposit or zone
Lac Doré
Resource basis
gross

Resource Data

Category
indicated
Tonnes
214930000
Grade
7.1
Grade Unit
% TiO₂

Prior Estimate

Resource Date
2020-10-27

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2020-10-27T00:00:00.000Z

Dates

Event date
2026-04-16T00:00:00.000Z

Reasoning: Historical titanium grade from 2020 estimate.

Negative factors

  • Historical estimate

Evidence · text

“214.93 Mt grading 0.40% V₂O₅, 27.1% Fe, 7.1% TiO₂”

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Stale Estimatenegative

Effective date is >2 years old — data currency concern, may not reflect current geological understanding.

Why it applies: effective date is 5.5 years before this release

inferredLac Doré Vanadium Project · vanadiumTonnes: 86910000Grade: 0.4Grade Unit: % V₂O₅Historical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Lac Doré Vanadium Project
Commodity
vanadium
Region
canada_qc
Reported Region
Québec
Ticker
VRB

Resource scope

Estimate type
resource
Reporting standards
other
Resource group id
resource:8b618bd5d41767576d7b
Deposit or zone
Lac Doré
Resource basis
gross

Resource Data

Category
inferred
Tonnes
86910000
Grade
0.4
Grade Unit
% V₂O₅

Prior Estimate

Resource Date
2020-10-27

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2020-10-27T00:00:00.000Z

Dates

Event date
2026-04-16T00:00:00.000Z

Reasoning: Historical inferred resource from 2020 estimate.

Negative factors

  • Historical estimate
  • Inferred category

Evidence · text

“Inferred: 86.91 Mt grading 0.40% V₂O₅, 28.0% Fe, 7.6% TiO₂”

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Stale Estimatenegative

Effective date is >2 years old — data currency concern, may not reflect current geological understanding.

Why it applies: effective date is 5.5 years before this release

inferredLac Doré Vanadium Project · iron_oreTonnes: 86910000Grade: 28Grade Unit: %Historical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Lac Doré Vanadium Project
Commodity
iron_ore
Region
canada_qc
Reported Region
Québec
Ticker
VRB

Resource scope

Estimate type
resource
Reporting standards
other
Resource group id
resource:8b618bd5d41767576d7b
Deposit or zone
Lac Doré
Resource basis
gross

Resource Data

Category
inferred
Tonnes
86910000
Grade
28
Grade Unit
%

Prior Estimate

Resource Date
2020-10-27

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2020-10-27T00:00:00.000Z

Dates

Event date
2026-04-16T00:00:00.000Z

Reasoning: Historical iron grade from 2020 estimate.

Negative factors

  • Historical estimate

Evidence · text

“86.91 Mt grading 0.40% V₂O₅, 28.0% Fe, 7.6% TiO₂”

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Stale Estimatenegative

Effective date is >2 years old — data currency concern, may not reflect current geological understanding.

Why it applies: effective date is 5.5 years before this release

inferredLac Doré Vanadium Project · titaniumTonnes: 86910000Grade: 7.6Grade Unit: % TiO₂Historical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Lac Doré Vanadium Project
Commodity
titanium
Region
canada_qc
Reported Region
Québec
Ticker
VRB

Resource scope

Estimate type
resource
Reporting standards
other
Resource group id
resource:8b618bd5d41767576d7b
Deposit or zone
Lac Doré
Resource basis
gross

Resource Data

Category
inferred
Tonnes
86910000
Grade
7.6
Grade Unit
% TiO₂

Prior Estimate

Resource Date
2020-10-27

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2020-10-27T00:00:00.000Z

Dates

Event date
2026-04-16T00:00:00.000Z

Reasoning: Historical titanium grade from 2020 estimate.

Negative factors

  • Historical estimate

Evidence · text

“86.91 Mt grading 0.40% V₂O₅, 28.0% Fe, 7.6% TiO₂”

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Stale Estimatenegative

Effective date is >2 years old — data currency concern, may not reflect current geological understanding.

Why it applies: effective date is 5.5 years before this 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.