Critical Elements Provides Assay Results on Its 10,000-Metre Drill Program at Rose West

Original announcement by tmx on

Company
Critical Elements Lithium Corporation
Ticker
CRE
Exchange
TSX
Region
Eeyou Istchee, Québec
Primary commodity
Lithium
Secondary commodities
Tantalum
Document categories
Drill results
Extracted
2026-09-13 18:53:24 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Critical Elements Lithium Corporation announced positive assay results from its Phase 1 Winter 2026 drill program at the Rose West Discovery in Québec. The program successfully expanded the mineralized footprint from 450m x 370m to 1250m x 800m and identified three new spodumene-bearing pegmatitic bodies. Significant intercepts include 1.89% Li2O and 207 ppm Ta2O5 over 13.50m in hole RW-26-32, and 2.18% Li2O and 68 ppm Ta2O5 over 12.60m in hole RW-26-46, with true thicknesses estimated between 80% to 95% of core length.

Reasoning: The drill program successfully expanded the mineralized footprint and identified new high-grade lithium and tantalum pegmatite bodies, demonstrating strong exploration success and continuity. QA/QC is well-disclosed, and true width is estimated.

Positive factors

  • High-grade lithium and tantalum intercepts
  • Significant expansion of mineralized footprint
  • Identification of new spodumene-bearing pegmatitic bodies
  • Excellent lateral continuity demonstrated
  • True width disclosed
  • QA/QC procedures disclosed and QP signed off

Facts used in scoring: 22

Classification and evidence

High Recoverypositive · Story-specific tag

Recovery at or above the exceptional band for the commodity and processing route.

Why it applies: The document reports high-grade lithium intercepts, with several exceeding 1.5% Li2O, which is considered strong to exceptional for lithium pegmatites.

Evidence · text

“1.89% Li2O ... over 13.50 m”

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: The document states that 'the true thickness is between 80 to 95% of the core length' for the reported intercepts.

Evidence · text

“Core length; the true thickness is between 80 to 95% of the core length.”

Step-Out Extensionpositive

Mineralization extended beyond the previously known limit.

Why it applies: The drill program successfully expanded the Rose West mineralized footprint from 450m x 370m to 1250m x 800m, indicating a significant step-out extension.

Evidence · text

“The Phase 1 Winter 2026 drill program has successfully expanded the Rose West mineralized footprint from 450 m x 370 m to 1250 m x 800 m”

QA/QC Disclosedpositive

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

Why it applies: The release includes detailed QA/QC procedures, mentioning standards, duplicates, blanks, and the use of ALS Minerals laboratory facility in Val-d'Or, Québec.

Evidence · text

“Quality assurance and quality control procedures have been implemented to ensure best practices in sampling and analysis of the drill core samples. Standards, duplicate and blanks were regularly inserted into the sample stream. The drill core samples were delivered, in secure tagged bags to the ALS Minerals laboratory facility in Val-d'Or, Québec.”

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: Kenneth Williamson, Géo, M.Sc., Director of Exploration at Critical Elements, is named as the Qualified Person who reviewed and approved the technical contents of the news release.

Evidence · text

“Kenneth Williamson, Géo, M.Sc. Director of Exploration at Critical Elements, is the Qualified Person that has reviewed and approved the technical contents of this news release on behalf of the Corporation.”

Extracted facts

Stored fact records: 22. Some facts used in scoring do not have a stored record.

Drill Results (22)

RW-26-32Rose West Discovery · lithiumGrade: 1.89Grade Unit: %Intercept: 13.5 mView all details
Link to this fact

Identity

Hole ID
RW-26-32
Project
Rose West Discovery
Commodity
lithium
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
1.89
Grade Unit
%
Intercept
13.5 m
True Width
10.8 m
Hole Depth
165 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
RW-26-32:Pegmatite 3
Mining Method
open_pit

Location

Location
Pegmatite 3
Easting
411211
Northing
5764098
CRS
UTM NAD 83 ZN18
EPSG
26918
Azimuth
245 °
Dip
-70 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Deleterious

Deleterious Flag
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-29T00:00:00.000Z

Reasoning: This intercept shows a high-grade lithium result over a good width, contributing to the expansion of the Rose West mineralized footprint. The true width is estimated, adding confidence.

Positive factors

  • High-grade lithium intercept (1.89% Li2O)
  • Significant intercept length (13.5m)
  • True width disclosed (80-95% of core length)
  • Part of a program expanding mineralized footprint

Evidence · text

“1.89% Li2O and 207 ppm Ta2O5 over 13.50 m, through Pegmatite 3 , in hole RW-26-32”

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 10.8

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: "Rose West is situated within 10 km of the highly advanced Rose Lithium-Tantalum Project (" Rose ")."

RW-26-32Rose West Discovery · tantalumGrade: 207Grade Unit: ppm Ta2O5Intercept: 13.5 mView all details
Link to this fact

Identity

Hole ID
RW-26-32
Project
Rose West Discovery
Commodity
tantalum
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
207
Grade Unit
ppm Ta2O5
Intercept
13.5 m
True Width
10.8 m
Hole Depth
165 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
RW-26-32:Pegmatite 3
Mining Method
open_pit

Location

Location
Pegmatite 3
Easting
411211
Northing
5764098
CRS
UTM NAD 83 ZN18
EPSG
26918
Azimuth
245 °
Dip
-70 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Deleterious

Deleterious Flag
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-29T00:00:00.000Z

Reasoning: This intercept shows a good tantalum grade as a potential byproduct, adding value to the lithium discovery. The true width is estimated, adding confidence.

Positive factors

  • Tantalum as a valuable byproduct
  • Significant intercept length (13.5m)
  • True width disclosed (80-95% of core length)

Evidence · text

“1.89% Li2O and 207 ppm Ta2O5 over 13.50 m, through Pegmatite 3 , in hole RW-26-32”

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 10.8

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: "Rose West is situated within 10 km of the highly advanced Rose Lithium-Tantalum Project (" Rose ")."

RW-26-33Rose West Discovery · lithiumGrade: 1.29Grade Unit: %Intercept: 17.75 mView all details
Link to this fact

Identity

Hole ID
RW-26-33
Project
Rose West Discovery
Commodity
lithium
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
1.29
Grade Unit
%
Intercept
17.75 m
True Width
14.2 m
Hole Depth
287.7 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
RW-26-33:Pegmatite 3
Mining Method
open_pit

Location

Location
Pegmatite 3
Easting
411293
Northing
5764156
CRS
UTM NAD 83 ZN18
EPSG
26918
Azimuth
245 °
Dip
-70 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Deleterious

Deleterious Flag
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-29T00:00:00.000Z

Reasoning: This intercept shows a high-grade lithium result over a good width, contributing to the expansion of the Rose West mineralized footprint. The true width is estimated, adding confidence.

Positive factors

  • High-grade lithium intercept (1.29% Li2O)
  • Significant intercept length (17.75m)
  • True width disclosed (80-95% of core length)
  • Part of a program expanding mineralized footprint

Evidence · text

“1.29% Li2O and 169 ppm Ta2O5 over 17.75 m (including 2.13% Li2O and 105 ppm Ta2O5 over 9.00 m ) , through Pegmatite 3 in hole RW-26-33”

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 14.2

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: "Rose West is situated within 10 km of the highly advanced Rose Lithium-Tantalum Project (" Rose ")."

RW-26-33Rose West Discovery · tantalumGrade: 169Grade Unit: ppm Ta2O5Intercept: 17.75 mView all details
Link to this fact

Identity

Hole ID
RW-26-33
Project
Rose West Discovery
Commodity
tantalum
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
169
Grade Unit
ppm Ta2O5
Intercept
17.75 m
True Width
14.2 m
Hole Depth
287.7 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
RW-26-33:Pegmatite 3
Mining Method
open_pit

Location

Location
Pegmatite 3
Easting
411293
Northing
5764156
CRS
UTM NAD 83 ZN18
EPSG
26918
Azimuth
245 °
Dip
-70 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Deleterious

Deleterious Flag
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-29T00:00:00.000Z

Reasoning: This intercept shows a good tantalum grade as a potential byproduct, adding value to the lithium discovery. The true width is estimated, adding confidence.

Positive factors

  • Tantalum as a valuable byproduct
  • Significant intercept length (17.75m)
  • True width disclosed (80-95% of core length)

Evidence · text

“1.29% Li2O and 169 ppm Ta2O5 over 17.75 m (including 2.13% Li2O and 105 ppm Ta2O5 over 9.00 m ) , through Pegmatite 3 in hole RW-26-33”

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 14.2

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: "Rose West is situated within 10 km of the highly advanced Rose Lithium-Tantalum Project (" Rose ")."

RW-26-33Rose West Discovery · lithiumGrade: 2.13Grade Unit: %Intercept: 9 mView all details
Link to this fact

Identity

Hole ID
RW-26-33
Project
Rose West Discovery
Commodity
lithium
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
2.13
Grade Unit
%
Intercept
9 m
True Width
7.2 m
Hole Depth
287.7 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
RW-26-33:Pegmatite 3_sub
Mining Method
open_pit

Location

Location
Pegmatite 3
Easting
411293
Northing
5764156
CRS
UTM NAD 83 ZN18
EPSG
26918
Azimuth
245 °
Dip
-70 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Deleterious

Deleterious Flag
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-29T00:00:00.000Z

Reasoning: This sub-interval shows a bonanza-grade lithium result over a good width, significantly enhancing the overall intercept. The true width is estimated, adding confidence.

Positive factors

  • Bonanza grade lithium intercept (2.13% Li2O)
  • Good intercept length (9.0m)
  • True width disclosed (80-95% of core length)
  • Part of a program expanding mineralized footprint

Evidence · text

“including 2.13% Li2O and 105 ppm Ta2O5 over 9.00 m”

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 7.2

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: "Rose West is situated within 10 km of the highly advanced Rose Lithium-Tantalum Project (" Rose ")."

RW-26-33Rose West Discovery · tantalumGrade: 105Grade Unit: ppm Ta2O5Intercept: 9 mView all details
Link to this fact

Identity

Hole ID
RW-26-33
Project
Rose West Discovery
Commodity
tantalum
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
105
Grade Unit
ppm Ta2O5
Intercept
9 m
True Width
7.2 m
Hole Depth
287.7 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
RW-26-33:Pegmatite 3_sub
Mining Method
open_pit

Location

Location
Pegmatite 3
Easting
411293
Northing
5764156
CRS
UTM NAD 83 ZN18
EPSG
26918
Azimuth
245 °
Dip
-70 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Deleterious

Deleterious Flag
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-29T00:00:00.000Z

Reasoning: This sub-interval shows a good tantalum grade as a potential byproduct, adding value to the lithium discovery. The true width is estimated, adding confidence.

Positive factors

  • Tantalum as a valuable byproduct
  • Good intercept length (9.0m)
  • True width disclosed (80-95% of core length)

Evidence · text

“including 2.13% Li2O and 105 ppm Ta2O5 over 9.00 m”

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 7.2

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: "Rose West is situated within 10 km of the highly advanced Rose Lithium-Tantalum Project (" Rose ")."

RW-26-46Rose West Discovery · lithiumGrade: 0.93Grade Unit: %Intercept: 10.45 mView all details
Link to this fact

Identity

Hole ID
RW-26-46
Project
Rose West Discovery
Commodity
lithium
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
0.93
Grade Unit
%
Intercept
10.45 m
True Width
8.36 m
Hole Depth
222 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
RW-26-46:Pegmatite 5
Mining Method
open_pit

Location

Location
Pegmatite 5 (new)
Easting
411768
Northing
5764000
CRS
UTM NAD 83 ZN18
EPSG
26918
Azimuth
245 °
Dip
-80 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Deleterious

Deleterious Flag
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-29T00:00:00.000Z

Reasoning: This intercept shows a high-grade lithium result over a good width, representing a new discovery (Pegmatite 5) and contributing to the expansion of the Rose West mineralized footprint. The true width is estimated, adding confidence.

Positive factors

  • High-grade lithium intercept (0.93% Li2O)
  • Significant intercept length (10.45m)
  • True width disclosed (80-95% of core length)
  • Discovery of new Pegmatite 5 body

Evidence · text

“0.93% Li2O and 291 ppm Ta2O5 over 10.45 m (including 2.75% Li2O and 553 ppm Ta2O5 over 3.00 m ) , through Pegmatite 5 (new), in hole RW-26-46”

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 8.36

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: "Rose West is situated within 10 km of the highly advanced Rose Lithium-Tantalum Project (" Rose ")."

RW-26-46Rose West Discovery · tantalumGrade: 291Grade Unit: ppm Ta2O5Intercept: 10.45 mView all details
Link to this fact

Identity

Hole ID
RW-26-46
Project
Rose West Discovery
Commodity
tantalum
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
291
Grade Unit
ppm Ta2O5
Intercept
10.45 m
True Width
8.36 m
Hole Depth
222 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
RW-26-46:Pegmatite 5
Mining Method
open_pit

Location

Location
Pegmatite 5 (new)
Easting
411768
Northing
5764000
CRS
UTM NAD 83 ZN18
EPSG
26918
Azimuth
245 °
Dip
-80 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Deleterious

Deleterious Flag
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-29T00:00:00.000Z

Reasoning: This intercept shows a high-grade tantalum result as a potential byproduct, representing a new discovery (Pegmatite 5) and adding value to the lithium discovery. The true width is estimated, adding confidence.

Positive factors

  • High-grade tantalum intercept (291 ppm Ta2O5)
  • Significant intercept length (10.45m)
  • True width disclosed (80-95% of core length)
  • Discovery of new Pegmatite 5 body

Evidence · text

“0.93% Li2O and 291 ppm Ta2O5 over 10.45 m (including 2.75% Li2O and 553 ppm Ta2O5 over 3.00 m ) , through Pegmatite 5 (new), in hole RW-26-46”

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 8.36

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: "Rose West is situated within 10 km of the highly advanced Rose Lithium-Tantalum Project (" Rose ")."

RW-26-46Rose West Discovery · lithiumGrade: 2.75Grade Unit: %Intercept: 3 mView all details
Link to this fact

Identity

Hole ID
RW-26-46
Project
Rose West Discovery
Commodity
lithium
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
2.75
Grade Unit
%
Intercept
3 m
True Width
2.4 m
Hole Depth
222 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
RW-26-46:Pegmatite 5_sub
Mining Method
open_pit

Location

Location
Pegmatite 5 (new)
Easting
411768
Northing
5764000
CRS
UTM NAD 83 ZN18
EPSG
26918
Azimuth
245 °
Dip
-80 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Deleterious

Deleterious Flag
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-29T00:00:00.000Z

Reasoning: This sub-interval shows a bonanza-grade lithium result, significantly enhancing the overall intercept and confirming the high-grade nature of the new Pegmatite 5. The true width is estimated, adding confidence.

Positive factors

  • Bonanza grade lithium intercept (2.75% Li2O)
  • True width disclosed (80-95% of core length)
  • Discovery of new Pegmatite 5 body

Evidence · text

“including 2.75% Li2O and 553 ppm Ta2O5 over 3.00 m”

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 2.4

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: "Rose West is situated within 10 km of the highly advanced Rose Lithium-Tantalum Project (" Rose ")."

RW-26-46Rose West Discovery · tantalumGrade: 553Grade Unit: ppm Ta2O5Intercept: 3 mView all details
Link to this fact

Identity

Hole ID
RW-26-46
Project
Rose West Discovery
Commodity
tantalum
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
553
Grade Unit
ppm Ta2O5
Intercept
3 m
True Width
2.4 m
Hole Depth
222 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
RW-26-46:Pegmatite 5_sub
Mining Method
open_pit

Location

Location
Pegmatite 5 (new)
Easting
411768
Northing
5764000
CRS
UTM NAD 83 ZN18
EPSG
26918
Azimuth
245 °
Dip
-80 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Deleterious

Deleterious Flag
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-29T00:00:00.000Z

Reasoning: This sub-interval shows a high-grade tantalum result as a potential byproduct, significantly enhancing the overall intercept and confirming the high-grade nature of the new Pegmatite 5. The true width is estimated, adding confidence.

Positive factors

  • High-grade tantalum intercept (553 ppm Ta2O5)
  • True width disclosed (80-95% of core length)
  • Discovery of new Pegmatite 5 body

Evidence · text

“including 2.75% Li2O and 553 ppm Ta2O5 over 3.00 m”

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 2.4

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: "Rose West is situated within 10 km of the highly advanced Rose Lithium-Tantalum Project (" Rose ")."

RW-26-46Rose West Discovery · lithiumGrade: 2.18Grade Unit: %Intercept: 12.6 mView all details
Link to this fact

Identity

Hole ID
RW-26-46
Project
Rose West Discovery
Commodity
lithium
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
2.18
Grade Unit
%
Intercept
12.6 m
True Width
10.08 m
Hole Depth
222 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
RW-26-46:Pegmatite 3
Mining Method
open_pit

Location

Location
Pegmatite 3
Easting
411768
Northing
5764000
CRS
UTM NAD 83 ZN18
EPSG
26918
Azimuth
245 °
Dip
-80 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Deleterious

Deleterious Flag
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-29T00:00:00.000Z

Reasoning: This intercept shows a bonanza-grade lithium result over a good width, contributing to the expansion of the Rose West mineralized footprint. The true width is estimated, adding confidence.

Positive factors

  • Bonanza grade lithium intercept (2.18% Li2O)
  • Significant intercept length (12.6m)
  • True width disclosed (80-95% of core length)
  • Part of a program expanding mineralized footprint

Evidence · text

“2.18% Li2O and 68 ppm Ta2O5 over 12.60 m (including 3.11% Li2O and 48 ppm Ta2O5 over 7.40 m ) , through Pegmatite 3, in hole RW-26-46”

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 10.08

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: "Rose West is situated within 10 km of the highly advanced Rose Lithium-Tantalum Project (" Rose ")."

RW-26-46Rose West Discovery · tantalumGrade: 68Grade Unit: ppm Ta2O5Intercept: 12.6 mView all details
Link to this fact

Identity

Hole ID
RW-26-46
Project
Rose West Discovery
Commodity
tantalum
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
68
Grade Unit
ppm Ta2O5
Intercept
12.6 m
True Width
10.08 m
Hole Depth
222 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
RW-26-46:Pegmatite 3
Mining Method
open_pit

Location

Location
Pegmatite 3
Easting
411768
Northing
5764000
CRS
UTM NAD 83 ZN18
EPSG
26918
Azimuth
245 °
Dip
-80 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Deleterious

Deleterious Flag
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-29T00:00:00.000Z

Reasoning: This intercept shows a good tantalum grade as a potential byproduct, adding value to the lithium discovery. The true width is estimated, adding confidence.

Positive factors

  • Tantalum as a valuable byproduct
  • Significant intercept length (12.6m)
  • True width disclosed (80-95% of core length)

Evidence · text

“2.18% Li2O and 68 ppm Ta2O5 over 12.60 m (including 3.11% Li2O and 48 ppm Ta2O5 over 7.40 m ) , through Pegmatite 3, in hole RW-26-46”

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 10.08

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: "Rose West is situated within 10 km of the highly advanced Rose Lithium-Tantalum Project (" Rose ")."

RW-26-46Rose West Discovery · lithiumGrade: 3.11Grade Unit: %Intercept: 7.4 mView all details
Link to this fact

Identity

Hole ID
RW-26-46
Project
Rose West Discovery
Commodity
lithium
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
3.11
Grade Unit
%
Intercept
7.4 m
True Width
5.92 m
Hole Depth
222 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
RW-26-46:Pegmatite 3_sub
Mining Method
open_pit

Location

Location
Pegmatite 3
Easting
411768
Northing
5764000
CRS
UTM NAD 83 ZN18
EPSG
26918
Azimuth
245 °
Dip
-80 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Deleterious

Deleterious Flag
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-29T00:00:00.000Z

Reasoning: This sub-interval shows a bonanza-grade lithium result over a good width, significantly enhancing the overall intercept. The true width is estimated, adding confidence.

Positive factors

  • Bonanza grade lithium intercept (3.11% Li2O)
  • Good intercept length (7.4m)
  • True width disclosed (80-95% of core length)
  • Part of a program expanding mineralized footprint

Evidence · text

“including 3.11% Li2O and 48 ppm Ta2O5 over 7.40 m”

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 5.92

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: "Rose West is situated within 10 km of the highly advanced Rose Lithium-Tantalum Project (" Rose ")."

RW-26-46Rose West Discovery · tantalumGrade: 48Grade Unit: ppm Ta2O5Intercept: 7.4 mView all details
Link to this fact

Identity

Hole ID
RW-26-46
Project
Rose West Discovery
Commodity
tantalum
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
48
Grade Unit
ppm Ta2O5
Intercept
7.4 m
True Width
5.92 m
Hole Depth
222 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
RW-26-46:Pegmatite 3_sub
Mining Method
open_pit

Location

Location
Pegmatite 3
Easting
411768
Northing
5764000
CRS
UTM NAD 83 ZN18
EPSG
26918
Azimuth
245 °
Dip
-80 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Deleterious

Deleterious Flag
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-29T00:00:00.000Z

Reasoning: This sub-interval shows a good tantalum grade as a potential byproduct, adding value to the lithium discovery. The true width is estimated, adding confidence.

Positive factors

  • Tantalum as a valuable byproduct
  • Good intercept length (7.4m)
  • True width disclosed (80-95% of core length)

Evidence · text

“including 3.11% Li2O and 48 ppm Ta2O5 over 7.40 m”

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 5.92

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: "Rose West is situated within 10 km of the highly advanced Rose Lithium-Tantalum Project (" Rose ")."

RW-26-47Rose West Discovery · lithiumGrade: 1.72Grade Unit: %Intercept: 10.3 mView all details
Link to this fact

Identity

Hole ID
RW-26-47
Project
Rose West Discovery
Commodity
lithium
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
1.72
Grade Unit
%
Intercept
10.3 m
True Width
8.24 m
Hole Depth
194.3 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
RW-26-47:Pegmatite 5
Mining Method
open_pit

Location

Location
Pegmatite 5 (new)
Easting
411932
Northing
5764115
CRS
UTM NAD 83 ZN18
EPSG
26918
Azimuth
245 °
Dip
-70 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Deleterious

Deleterious Flag
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-29T00:00:00.000Z

Reasoning: This intercept shows a high-grade lithium result over a good width, representing a new discovery (Pegmatite 5) and contributing to the expansion of the Rose West mineralized footprint. The true width is estimated, adding confidence.

Positive factors

  • High-grade lithium intercept (1.72% Li2O)
  • Significant intercept length (10.3m)
  • True width disclosed (80-95% of core length)
  • Discovery of new Pegmatite 5 body

Evidence · text

“1.72% Li2O and 117 ppm Ta2O5 ove r 10.30 m (including 2.61% Li2O and 117 ppm Ta2O5 over 6.35 m ) , through Pegmatite 5 (new), in hole RW-26-47”

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 8.24

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: "Rose West is situated within 10 km of the highly advanced Rose Lithium-Tantalum Project (" Rose ")."

RW-26-47Rose West Discovery · tantalumGrade: 117Grade Unit: ppm Ta2O5Intercept: 10.3 mView all details
Link to this fact

Identity

Hole ID
RW-26-47
Project
Rose West Discovery
Commodity
tantalum
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
117
Grade Unit
ppm Ta2O5
Intercept
10.3 m
True Width
8.24 m
Hole Depth
194.3 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
RW-26-47:Pegmatite 5
Mining Method
open_pit

Location

Location
Pegmatite 5 (new)
Easting
411932
Northing
5764115
CRS
UTM NAD 83 ZN18
EPSG
26918
Azimuth
245 °
Dip
-70 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Deleterious

Deleterious Flag
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-29T00:00:00.000Z

Reasoning: This intercept shows a good tantalum grade as a potential byproduct, representing a new discovery (Pegmatite 5) and adding value to the lithium discovery. The true width is estimated, adding confidence.

Positive factors

  • Tantalum as a valuable byproduct
  • Significant intercept length (10.3m)
  • True width disclosed (80-95% of core length)
  • Discovery of new Pegmatite 5 body

Evidence · text

“1.72% Li2O and 117 ppm Ta2O5 ove r 10.30 m (including 2.61% Li2O and 117 ppm Ta2O5 over 6.35 m ) , through Pegmatite 5 (new), in hole RW-26-47”

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 8.24

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: "Rose West is situated within 10 km of the highly advanced Rose Lithium-Tantalum Project (" Rose ")."

RW-26-47Rose West Discovery · lithiumGrade: 2.61Grade Unit: %Intercept: 6.35 mView all details
Link to this fact

Identity

Hole ID
RW-26-47
Project
Rose West Discovery
Commodity
lithium
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
2.61
Grade Unit
%
Intercept
6.35 m
True Width
5.08 m
Hole Depth
194.3 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
RW-26-47:Pegmatite 5_sub
Mining Method
open_pit

Location

Location
Pegmatite 5 (new)
Easting
411932
Northing
5764115
CRS
UTM NAD 83 ZN18
EPSG
26918
Azimuth
245 °
Dip
-70 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Deleterious

Deleterious Flag
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-29T00:00:00.000Z

Reasoning: This sub-interval shows a bonanza-grade lithium result over a good width, significantly enhancing the overall intercept and confirming the high-grade nature of the new Pegmatite 5. The true width is estimated, adding confidence.

Positive factors

  • Bonanza grade lithium intercept (2.61% Li2O)
  • Good intercept length (6.35m)
  • True width disclosed (80-95% of core length)
  • Discovery of new Pegmatite 5 body

Evidence · text

“including 2.61% Li2O and 117 ppm Ta2O5 over 6.35 m”

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 5.08

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: "Rose West is situated within 10 km of the highly advanced Rose Lithium-Tantalum Project (" Rose ")."

RW-26-47Rose West Discovery · tantalumGrade: 117Grade Unit: ppm Ta2O5Intercept: 6.35 mView all details
Link to this fact

Identity

Hole ID
RW-26-47
Project
Rose West Discovery
Commodity
tantalum
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
117
Grade Unit
ppm Ta2O5
Intercept
6.35 m
True Width
5.08 m
Hole Depth
194.3 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
RW-26-47:Pegmatite 5_sub
Mining Method
open_pit

Location

Location
Pegmatite 5 (new)
Easting
411932
Northing
5764115
CRS
UTM NAD 83 ZN18
EPSG
26918
Azimuth
245 °
Dip
-70 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Deleterious

Deleterious Flag
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-29T00:00:00.000Z

Reasoning: This sub-interval shows a good tantalum grade as a potential byproduct, significantly enhancing the overall intercept and confirming the high-grade nature of the new Pegmatite 5. The true width is estimated, adding confidence.

Positive factors

  • Tantalum as a valuable byproduct
  • Good intercept length (6.35m)
  • True width disclosed (80-95% of core length)
  • Discovery of new Pegmatite 5 body

Evidence · text

“including 2.61% Li2O and 117 ppm Ta2O5 over 6.35 m”

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 5.08

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: "Rose West is situated within 10 km of the highly advanced Rose Lithium-Tantalum Project (" Rose ")."

RW-26-47Rose West Discovery · lithiumGrade: 1.91Grade Unit: %Intercept: 11.75 mView all details
Link to this fact

Identity

Hole ID
RW-26-47
Project
Rose West Discovery
Commodity
lithium
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
1.91
Grade Unit
%
Intercept
11.75 m
True Width
9.4 m
Hole Depth
194.3 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
RW-26-47:Pegmatite 3
Mining Method
open_pit

Location

Location
Pegmatite 3
Easting
411932
Northing
5764115
CRS
UTM NAD 83 ZN18
EPSG
26918
Azimuth
245 °
Dip
-70 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Deleterious

Deleterious Flag
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-29T00:00:00.000Z

Reasoning: This intercept shows a high-grade lithium result over a good width, contributing to the expansion of the Rose West mineralized footprint. The true width is estimated, adding confidence.

Positive factors

  • High-grade lithium intercept (1.91% Li2O)
  • Significant intercept length (11.75m)
  • True width disclosed (80-95% of core length)
  • Part of a program expanding mineralized footprint

Evidence · text

“1.91% Li2O and 74 ppm Ta2O5 over 11.75 m, through Pegmatite 3 , in hole RW-26-47”

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 9.4

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: "Rose West is situated within 10 km of the highly advanced Rose Lithium-Tantalum Project (" Rose ")."

RW-26-47Rose West Discovery · tantalumGrade: 74Grade Unit: ppm Ta2O5Intercept: 11.75 mView all details
Link to this fact

Identity

Hole ID
RW-26-47
Project
Rose West Discovery
Commodity
tantalum
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
74
Grade Unit
ppm Ta2O5
Intercept
11.75 m
True Width
9.4 m
Hole Depth
194.3 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
RW-26-47:Pegmatite 3
Mining Method
open_pit

Location

Location
Pegmatite 3
Easting
411932
Northing
5764115
CRS
UTM NAD 83 ZN18
EPSG
26918
Azimuth
245 °
Dip
-70 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Deleterious

Deleterious Flag
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-29T00:00:00.000Z

Reasoning: This intercept shows a good tantalum grade as a potential byproduct, adding value to the lithium discovery. The true width is estimated, adding confidence.

Positive factors

  • Tantalum as a valuable byproduct
  • Significant intercept length (11.75m)
  • True width disclosed (80-95% of core length)

Evidence · text

“1.91% Li2O and 74 ppm Ta2O5 over 11.75 m, through Pegmatite 3 , in hole RW-26-47”

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 9.4

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: "Rose West is situated within 10 km of the highly advanced Rose Lithium-Tantalum Project (" Rose ")."

RW-26-50Rose West Discovery · lithiumGrade: 1.13Grade Unit: %Intercept: 12.9 mView all details
Link to this fact

Identity

Hole ID
RW-26-50
Project
Rose West Discovery
Commodity
lithium
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
1.13
Grade Unit
%
Intercept
12.9 m
True Width
10.32 m
Hole Depth
407.8 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
RW-26-50:Pegmatite 7
Mining Method
open_pit

Location

Location
Pegmatite 7 (new)
Easting
412423
Northing
5764459
CRS
UTM NAD 83 ZN18
EPSG
26918
Azimuth
245 °
Dip
-70 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Deleterious

Deleterious Flag
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-29T00:00:00.000Z

Reasoning: This intercept shows a high-grade lithium result over a good width, representing a new discovery (Pegmatite 7) and contributing to the expansion of the Rose West mineralized footprint. The true width is estimated, adding confidence.

Positive factors

  • High-grade lithium intercept (1.13% Li2O)
  • Significant intercept length (12.9m)
  • True width disclosed (80-95% of core length)
  • Discovery of new Pegmatite 7 body

Evidence · text

“1.13% Li2O and 109 ppm Ta2O5 over 12.90 m, through Pegmatite 7 (new) , in hole RW-26-50”

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 10.32

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: "Rose West is situated within 10 km of the highly advanced Rose Lithium-Tantalum Project (" Rose ")."

RW-26-50Rose West Discovery · tantalumGrade: 109Grade Unit: ppm Ta2O5Intercept: 12.9 mView all details
Link to this fact

Identity

Hole ID
RW-26-50
Project
Rose West Discovery
Commodity
tantalum
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
109
Grade Unit
ppm Ta2O5
Intercept
12.9 m
True Width
10.32 m
Hole Depth
407.8 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
RW-26-50:Pegmatite 7
Mining Method
open_pit

Location

Location
Pegmatite 7 (new)
Easting
412423
Northing
5764459
CRS
UTM NAD 83 ZN18
EPSG
26918
Azimuth
245 °
Dip
-70 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Deleterious

Deleterious Flag
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-29T00:00:00.000Z

Reasoning: This intercept shows a good tantalum grade as a potential byproduct, representing a new discovery (Pegmatite 7) and adding value to the lithium discovery. The true width is estimated, adding confidence.

Positive factors

  • Tantalum as a valuable byproduct
  • Significant intercept length (12.9m)
  • True width disclosed (80-95% of core length)
  • Discovery of new Pegmatite 7 body

Evidence · text

“1.13% Li2O and 109 ppm Ta2O5 over 12.90 m, through Pegmatite 7 (new) , in hole RW-26-50”

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 10.32

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: "Rose West is situated within 10 km of the highly advanced Rose Lithium-Tantalum Project (" Rose ")."

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.