Green Battery and Volt Carbon manufacture initial Lithium Ion Batteries with graphite anodes, that require no acid purification, flotation, spheroidization, or carbon coating.

Original announcement by tmx on

Company
Green Battery Minerals Inc.
Ticker
GEM
Exchange
TSX
Region
Quebec
Primary commodity
Graphite
Secondary commodities
None reported
Document categories
Metallurgy, Resource update
Extracted
2026-09-12 07:38:02 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Green Battery Minerals and Volt Carbon have successfully manufactured initial lithium-ion batteries using graphite anodes produced via a proprietary dry processing method. The process achieved a 98.4% total carbon content and a battery capacity of 344mAh/g without the need for traditional acid purification or flotation.

Reasoning: The announcement details successful metallurgical test work showing high-grade graphite can be processed into battery-grade anodes using an innovative, low-cost dry method, significantly de-risking the processing profile.

Positive factors

  • successful dry separation process
  • high total carbon content of 98.4%
  • battery-grade capacity of 344mAh/g achieved without chemical purification
  • reduced ESG footprint via dry processing

Negative factors

  • results are based on small-scale coin cell testing

Facts used in scoring: 4

Classification and evidence

Free Millingpositive

Simple, clean ore amenable to standard processing without oxidation.

Why it applies: The process uses mechanical reduction and dry separation without chemical purification, implying clean mineralogy.

Evidence · text

“achieved without any chemical processes and under entirely dry handling conditions”

Infill Drillingneutral · Story-specific tag

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: The resource presented is a restatement of historical data from 2019.

Evidence · text

“The historical data presented in this release is derived from public domain reports”

Mill Routeneutral

Processing via mill or concentrator (CIL, CIP, tank leach, flotation).

Why it applies: the document describes a flotation route ("flotation")

Multi-Domain Testedpositive

Variability across ore domains (oxide, transition, fresh) has been addressed.

Why it applies: 2 distinct composites were tested

Extracted facts

Stored fact records: 4. Some facts used in scoring do not have a stored record.

Resource Estimates (2)

indicatedBerkwood Graphite Project · graphiteTonnes: 1760000Grade: 17Grade Unit: % CgrHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Berkwood Graphite Project
Commodity
graphite
Region
canada_qc
Reported Region
Quebec
Ticker
GEM

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
QP Signed
Yes
Resource group id
resource:f72a3a82d76a3aa6203a
Deposit or zone
Lac Gueret South
Material type
in-pit constrained
Resource basis
gross

Resource Data

Category
indicated
Tonnes
1760000
Grade
17
Grade Unit
% Cgr

Prior Estimate

Resource Date
2019-06-30

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2019-06-30T00:00:00.000Z

Dates

Event date
2023-12-12T00:00:00.000Z

Reasoning: This is a restatement of a 2019 resource estimate.

Positive factors

  • high grade (17.0% Cgr)

Negative factors

  • stale data (2019)

Evidence · table

“17.0”

Context: 1.76

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

QP/CP Signedpositive

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: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

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

Why it applies: contained_metal was not reported

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: no Qualified or Competent Person is named anywhere in the release

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

Stale Estimatenegative

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

Why it applies: effective date is 4.5 years before this release

inferredBerkwood Graphite Project · graphiteTonnes: 1530000Grade: 16.4Grade Unit: % CgrHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
Berkwood Graphite Project
Commodity
graphite
Region
canada_qc
Reported Region
Quebec
Ticker
GEM

Resource scope

Estimate type
resource
Reporting standards
ni_43_101
QP Signed
Yes
Resource group id
resource:3e44c0cb2b4a9163fd27
Deposit or zone
Lac Gueret South
Material type
in-pit constrained
Resource basis
gross

Resource Data

Category
inferred
Tonnes
1530000
Grade
16.4
Grade Unit
% Cgr

Prior Estimate

Resource Date
2019-06-30

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2019-06-30T00:00:00.000Z

Dates

Event date
2023-12-12T00:00:00.000Z

Reasoning: This is a restatement of a 2019 resource estimate.

Positive factors

  • high grade (16.4% Cgr)

Negative factors

  • stale data (2019)

Evidence · table

“16.4”

Context: 1.53

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

QP/CP Signedpositive

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: qp_signed is true

NI 43-101 Compliantpositive

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

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

Why it applies: contained_metal was not reported

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: no Qualified or Competent Person is named anywhere in the release

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

Stale Estimatenegative

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

Why it applies: effective date is 4.5 years before this release

Metallurgical Results (2)

dry separationBerkwood Graphite Project · graphiteRecovery: 98.4 %View all details
Link to this fact

Identity

Project
Berkwood Graphite Project
Commodity
graphite
Region
canada_qc
Reported Region
Quebec
Ticker
GEM

Test Work

Program Status
preliminary
Test Type
dry separation
Processing Route
dry separation
Sample
super jumbo flake graphite concentrate derived from rock samples

Recovery

Recovery
98.4 %
Recovery Basis
actual_test
Conc. Grade
98.4
Conc. Grade Unit
%

Lab

Laboratory
Volt Carbon Technologies Inc. Scarborough facility

Review

Needs Review
No
Historical
No

Dates

Event date
2023-12-12T00:00:00.000Z

Reasoning: Achieved exceptionally high carbon content using a novel dry separation process.

Positive factors

  • record-high total carbon content of 98.4%

Evidence · text

“yielding a record-high total carbon content of 98.4%”
coin cell testingBerkwood Graphite Project · graphiteView all details
Link to this fact

Identity

Project
Berkwood Graphite Project
Commodity
graphite
Region
canada_qc
Reported Region
Quebec
Ticker
GEM

Test Work

Program Status
preliminary
Test Type
coin cell testing
Processing Route
mechanical reduction / micronization
Sample
coin cell fabrication from micronized flake graphite concentrate

Recovery

Recovery Basis
actual_test

Review

Needs Review
No
Historical
No

Dates

Event date
2023-12-12T00:00:00.000Z

Reasoning: Demonstrates high capacity using a simplified, sustainable mechanical process.

Positive factors

  • capacity of 344mAh/g achieved without chemical processes
  • entirely dry handling conditions

Evidence · text

“Initial coin cell testing revealed a capacity of 344mAh/g, achieved without any chemical processes”

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.