Comet Lithium Reports High-Grade Caesium and Lithium Assay Results from Grassroots Pegmatite Discovery at Elmer East Project, James Bay, Québec

Original announcement by tmx on

Company
Comet Lithium Corporation
Ticker
CLIC
Exchange
TSX
Region
James Bay, Québec
Primary commodity
Lithium
Secondary commodities
Caesium, Tantalum, Rubidium, Beryllium, Gallium
Document categories
Drill results, Other
Extracted
2026-09-19 15:37:55 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Comet Lithium has announced a grassroots discovery of a spodumene-bearing pegmatite dyke at the Elmer East Project in James Bay, Québec. Grab samples from the dyke returned high-grade lithium (up to 1.89% Li2O) and exceptional caesium (up to 2.45% Cs2O), alongside elevated tantalum, rubidium, and beryllium.

Reasoning: The announcement reports a significant grassroots discovery of a high-grade LCT-type pegmatite dyke with exceptional caesium and lithium grades from grab samples.

Positive factors

  • High-grade lithium and caesium grab samples from a new pegmatite dyke
  • Discovery of a new spodumene-bearing pegmatite dyke
  • Presence of multiple critical minerals (Li, Cs, Ta, Rb, Be, Ga)
  • QA/QC protocols and QP sign-off disclosed

Negative factors

  • Results are from grab samples, which are selective and may not be representative

Facts used in scoring: 6

Classification and evidence

Bonanza Interceptpositive

Exceptionally high-grade zone, well above the deposit-type norm.

Why it applies: Caesium grades of 2.45% and 1.45% are exceptionally high for a pegmatite system.

Evidence · text

“Caesium grades of this magnitude are exceptionally rare”

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: Release includes details on blanks, standards, chain-of-custody, and laboratory (AGAT).

Evidence · text

“blanks and certified reference materials were inserted at regular intervals”

Step-Out Extensionpositive

Mineralization extended beyond the previously known limit.

Why it applies: The discovery of a new pegmatite dyke represents a new mineralized zone.

Evidence · text

“from a newly discovered spodumene-bearing pegmatite dyke”

Extracted facts

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

Drill Results (6)

E6481203Elmer East · lithiumGrade: 1.86Grade Unit: % Li2OView all details
Link to this fact

Identity

Hole ID
E6481203
Project
Elmer East
Commodity
lithium
Region
canada_qc
Reported Region
canada_qc
Ticker
CLIC

Geometry

Grade
1.86
Grade Unit
% Li2O

Classification

Sample Type
surface

Location

Location
Spodumene-Bearing Pegmatite Dyke
Easting
370454.55
Northing
5811587.09
CRS
NAD83-UTM Zone 18 U
Loc. Confidence
high
Loc. Source
document

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-08-19T00:00:00.000Z

Reasoning: High grade lithium intercept from a new pegmatite dyke.

Positive factors

  • High grade lithium in a new discovery

Negative factors

  • Grab sample selectivity

Evidence · table

“1.86”

Context: 8,640

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The Company's land package includes the Liberty Property, located adjacent to Winsome Resources' Adina lithium discovery"

E6481203Elmer East · caesiumGrade: 2.45Grade Unit: %View all details
Link to this fact

Identity

Hole ID
E6481203
Project
Elmer East
Commodity
caesium
Region
canada_qc
Reported Region
canada_qc
Ticker
CLIC

Geometry

Grade
2.45
Grade Unit
%

Classification

Sample Type
surface

Location

Location
Spodumene-Bearing Pegmatite Dyke
Easting
370454.55
Northing
5811587.09
CRS
NAD83-UTM Zone 18 U
Loc. Confidence
high
Loc. Source
document

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-08-19T00:00:00.000Z

Reasoning: Exceptional caesium grade reported in a grab sample.

Positive factors

  • Exceptional caesium grade

Negative factors

  • Grab sample selectivity

Evidence · table

“2.45”

Context: 8,640

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The Company's land package includes the Liberty Property, located adjacent to Winsome Resources' Adina lithium discovery"

E6481203Elmer East · tantalumGrade: 610Grade Unit: ppmView all details
Link to this fact

Identity

Hole ID
E6481203
Project
Elmer East
Commodity
tantalum
Region
canada_qc
Reported Region
canada_qc
Ticker
CLIC

Geometry

Grade
610
Grade Unit
ppm

Classification

Sample Type
surface

Location

Location
Spodumene-Bearing Pegmatite Dyke
Easting
370454.55
Northing
5811587.09
CRS
NAD83-UTM Zone 18 U
Loc. Confidence
high
Loc. Source
document

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-08-19T00:00:00.000Z

Reasoning: Elevated tantalum reported in grab sample.

Positive factors

  • Elevated tantalum

Evidence · table

“610”

Context: 8,640

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The Company's land package includes the Liberty Property, located adjacent to Winsome Resources' Adina lithium discovery"

E6481494Elmer East · lithiumGrade: 1.89Grade Unit: % Li2OView all details
Link to this fact

Identity

Hole ID
E6481494
Project
Elmer East
Commodity
lithium
Region
canada_qc
Reported Region
canada_qc
Ticker
CLIC

Geometry

Grade
1.89
Grade Unit
% Li2O

Classification

Sample Type
surface

Location

Location
Spodumene-Bearing Pegmatite Dyke
Easting
370393.76
Northing
5811607.25
CRS
NAD83-UTM Zone 18 U
Loc. Confidence
high
Loc. Source
document

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-08-19T00:00:00.000Z

Reasoning: High grade lithium intercept from a new pegmatite dyke.

Positive factors

  • High grade lithium

Negative factors

  • Grab sample selectivity

Evidence · table

“1.89”

Context: 8,760

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The Company's land package includes the Liberty Property, located adjacent to Winsome Resources' Adina lithium discovery"

E6481494Elmer East · caesiumGrade: 1.45Grade Unit: %View all details
Link to this fact

Identity

Hole ID
E6481494
Project
Elmer East
Commodity
caesium
Region
canada_qc
Reported Region
canada_qc
Ticker
CLIC

Geometry

Grade
1.45
Grade Unit
%

Classification

Sample Type
surface

Location

Location
Spodumene-Bearing Pegmatite Dyke
Easting
370393.76
Northing
5811607.25
CRS
NAD83-UTM Zone 18 U
Loc. Confidence
high
Loc. Source
document

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-08-19T00:00:00.000Z

Reasoning: High caesium grade reported in a grab sample.

Positive factors

  • High caesium grade

Negative factors

  • Grab sample selectivity

Evidence · table

“1.45”

Context: 8,760

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The Company's land package includes the Liberty Property, located adjacent to Winsome Resources' Adina lithium discovery"

E6481494Elmer East · tantalumGrade: 691Grade Unit: ppmView all details
Link to this fact

Identity

Hole ID
E6481494
Project
Elmer East
Commodity
tantalum
Region
canada_qc
Reported Region
canada_qc
Ticker
CLIC

Geometry

Grade
691
Grade Unit
ppm

Classification

Sample Type
surface

Location

Location
Spodumene-Bearing Pegmatite Dyke
Easting
370393.76
Northing
5811607.25
CRS
NAD83-UTM Zone 18 U
Loc. Confidence
high
Loc. Source
document

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-08-19T00:00:00.000Z

Reasoning: Elevated tantalum reported in grab sample.

Positive factors

  • Elevated tantalum

Evidence · table

“691”

Context: 8,760

Tags used in scoring

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The Company's land package includes the Liberty Property, located adjacent to Winsome Resources' Adina lithium discovery"

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.