Critical Elements Provides Preliminary Update on its 10,000-meter 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 18:59:08 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Critical Elements Lithium Corporation provided a preliminary update on its 10,000-meter drill program at the Rose West Discovery in Québec. The drilling successfully extended the main pegmatite body by 800 meters to the east and 400 meters to the south, significantly increasing the overall footprint. The program also identified three new spodumene-bearing pegmatitic bodies and returned high-grade lithium and tantalum assays from several holes, confirming the continuity of mineralization.

Reasoning: The preliminary drill results indicate a significant expansion of the known mineralized footprint and the discovery of new high-grade lithium-tantalum zones, confirming continuity and adding substantial potential to the project. While QA/QC procedures are mentioned, explicit lab certification and cut-off grades are not provided.

Positive factors

  • Significant extension of mineralized footprint
  • Discovery of new spodumene-bearing bodies
  • High-grade lithium intercepts
  • Good tantalum byproduct grades
  • Continuity of mineralization confirmed
  • True width range disclosed
  • QA/QC procedures disclosed

Negative factors

  • Only preliminary results, not all assays received
  • Lab certification not explicitly stated
  • Cut-off grade for compositing not disclosed

Low confidence — this extraction should be reviewed alongside the original source.

Facts used in scoring: 14

Classification and evidence

QA/QC Disclosedpositive

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

Why it applies: The release explicitly states that quality assurance and quality control procedures have been implemented, including the regular insertion of standards, duplicates, and blanks.

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.”

True Width Disclosedpositive

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

Why it applies: The document provides a range for the true thickness relative to the core length.

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: Recent drilling has extended the main pegmatite body significantly towards the east and south, expanding the overall footprint.

Evidence · text

“extending the main pegmatite body by about 800 meters towards the east and by about 400 meters to the south, thus bringing its overall footprint to 1250 m x 800 m.”

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: One of the stated goals of the drill program is to expand laterally all around the existing mineralized footprint, which includes infill drilling.

Evidence · text

“Expand laterally all around the existing mineralized footprint (RW-26-29 to 34, RW-26-45 & 46)”

Cut-off Undisclosednegative

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

Why it applies: The release does not state the cut-off grade used for reporting the high-grade intervals.

Evidence · text

“Assay results were received for holes RW-26-29, RW-26-30 and RW-26-45 , and returned lithium and tantalum assays, as highlighted:”

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: While a laboratory is named, the document does not explicitly state that the lab is certified or accredited.

Evidence · text

“The drill core samples were delivered, in secure tagged bags to the ALS Minerals laboratory facility in Val-d'Or, Québec.”

Extracted facts

Stored fact records: 14. Some facts used in scoring do not have a stored record.

Drill Results (14)

RW-26-29Rose West Discovery · lithiumGrade: 1.51Grade Unit: %Intercept: 3.6 mView all details
Link to this fact

Identity

Hole ID
RW-26-29
Project
Rose West Discovery
Commodity
lithium
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
1.51
Grade Unit
%
Intercept
3.6 m
From
12.6 m
To
16.2 m
Hole Depth
207 m
Intercept Depth
12.6 m

Classification

Deposit Type
other
Program
mixed
Sample Type
drill
Group ID
RW-26-29:12.6-16.2
Mining Method
open_pit

Location

Location
Rose West Discovery
Easting
411277
Northing
5763656
CRS
NAD83 UTM Zone 18N
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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-01T00:00:00.000Z

Reasoning: This intercept shows a strong lithium grade over a moderate width, contributing to the overall positive results of the drill program.

Positive factors

  • Strong lithium grade (1.51% Li2O)
  • New assay from ongoing drill program

Evidence · table

“1.51”

Context: 3.60

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

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

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-26-29Rose West Discovery · tantalumGrade: 242Grade Unit: ppm Ta2O5Intercept: 3.6 mView all details
Link to this fact

Identity

Hole ID
RW-26-29
Project
Rose West Discovery
Commodity
tantalum
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
242
Grade Unit
ppm Ta2O5
Intercept
3.6 m
From
12.6 m
To
16.2 m
Hole Depth
207 m
Intercept Depth
12.6 m

Classification

Deposit Type
other
Program
mixed
Sample Type
drill
Group ID
RW-26-29:12.6-16.2
Mining Method
open_pit

Location

Location
Rose West Discovery
Easting
411277
Northing
5763656
CRS
NAD83 UTM Zone 18N
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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-01T00:00:00.000Z

Reasoning: This intercept shows a good tantalum byproduct grade alongside lithium, adding value to the mineralization.

Positive factors

  • Good tantalum byproduct grade
  • New assay from ongoing drill program

Evidence · table

“242”

Context: 3.60

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

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

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-26-29Rose West Discovery · lithiumGrade: 0.77Grade Unit: %Intercept: 15.05 mView all details
Link to this fact

Identity

Hole ID
RW-26-29
Project
Rose West Discovery
Commodity
lithium
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
0.77
Grade Unit
%
Intercept
15.05 m
From
176.95 m
To
192 m
Hole Depth
207 m
Intercept Depth
12.6 m

Classification

Deposit Type
other
Program
mixed
Sample Type
drill
Group ID
RW-26-29:176.95-192
Mining Method
open_pit

Location

Location
Rose West Discovery
Easting
411277
Northing
5763656
CRS
NAD83 UTM Zone 18N
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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-01T00:00:00.000Z

Reasoning: This intercept, while having a weak lithium grade, is significant due to its considerable width, indicating a broader mineralized zone.

Positive factors

  • Good intercept length (15.05 m)
  • New assay from ongoing drill program

Negative factors

  • Weak lithium grade (0.77% Li2O)

Evidence · table

“0.77”

Context: 15.05

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

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

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-26-29Rose West Discovery · tantalumGrade: 170Grade Unit: ppm Ta2O5Intercept: 15.05 mView all details
Link to this fact

Identity

Hole ID
RW-26-29
Project
Rose West Discovery
Commodity
tantalum
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
170
Grade Unit
ppm Ta2O5
Intercept
15.05 m
From
176.95 m
To
192 m
Hole Depth
207 m
Intercept Depth
12.6 m

Classification

Deposit Type
other
Program
mixed
Sample Type
drill
Group ID
RW-26-29:176.95-192
Mining Method
open_pit

Location

Location
Rose West Discovery
Easting
411277
Northing
5763656
CRS
NAD83 UTM Zone 18N
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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-01T00:00:00.000Z

Reasoning: This intercept shows a good tantalum byproduct grade alongside lithium, adding value to the mineralization.

Positive factors

  • Good tantalum byproduct grade
  • New assay from ongoing drill program

Evidence · table

“170”

Context: 15.05

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

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

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-26-29Rose West Discovery · lithiumGrade: 1.39Grade Unit: %Intercept: 8 mView all details
Link to this fact

Identity

Hole ID
RW-26-29
Project
Rose West Discovery
Commodity
lithium
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
1.39
Grade Unit
%
Intercept
8 m
From
180 m
To
188 m
Hole Depth
207 m
Intercept Depth
12.6 m

Classification

Deposit Type
other
Program
mixed
Sample Type
drill
Group ID
RW-26-29:180-188
Mining Method
open_pit

Location

Location
Rose West Discovery
Easting
411277
Northing
5763656
CRS
NAD83 UTM Zone 18N
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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-01T00:00:00.000Z

Reasoning: This high-grade sub-interval significantly enhances the overall prospectivity of the wider mineralized zone, indicating strong localized mineralization.

Positive factors

  • Strong lithium grade (1.39% Li2O)
  • New assay from ongoing drill program
  • High-grade sub-interval within a wider zone

Evidence · table

“1.39”

Context: 8.00

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

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

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-26-29Rose West Discovery · tantalumGrade: 111Grade Unit: ppm Ta2O5Intercept: 8 mView all details
Link to this fact

Identity

Hole ID
RW-26-29
Project
Rose West Discovery
Commodity
tantalum
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
111
Grade Unit
ppm Ta2O5
Intercept
8 m
From
180 m
To
188 m
Hole Depth
207 m
Intercept Depth
12.6 m

Classification

Deposit Type
other
Program
mixed
Sample Type
drill
Group ID
RW-26-29:180-188
Mining Method
open_pit

Location

Location
Rose West Discovery
Easting
411277
Northing
5763656
CRS
NAD83 UTM Zone 18N
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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-01T00:00:00.000Z

Reasoning: This intercept shows a good tantalum byproduct grade alongside lithium, adding value to the mineralization.

Positive factors

  • Good tantalum byproduct grade
  • New assay from ongoing drill program

Evidence · table

“111”

Context: 8.00

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

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

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-26-30Rose West Discovery · lithiumGrade: 1.17Grade Unit: %Intercept: 2.95 mView all details
Link to this fact

Identity

Hole ID
RW-26-30
Project
Rose West Discovery
Commodity
lithium
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
1.17
Grade Unit
%
Intercept
2.95 m
From
3.45 m
To
6.4 m
Hole Depth
72 m
Intercept Depth
3.45 m

Classification

Deposit Type
other
Program
mixed
Sample Type
drill
Group ID
RW-26-30:3.45-6.4
Mining Method
open_pit

Location

Location
Rose West Discovery
Easting
411195
Northing
5763599
CRS
NAD83 UTM Zone 18N
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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-01T00:00:00.000Z

Reasoning: This intercept shows a moderate lithium grade over a narrow width, contributing to the overall positive results of the drill program.

Positive factors

  • Moderate lithium grade (1.17% Li2O)
  • New assay from ongoing drill program

Evidence · table

“1.17”

Context: 2.95

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

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

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-26-30Rose West Discovery · tantalumGrade: 704Grade Unit: ppm Ta2O5Intercept: 2.95 mView all details
Link to this fact

Identity

Hole ID
RW-26-30
Project
Rose West Discovery
Commodity
tantalum
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
704
Grade Unit
ppm Ta2O5
Intercept
2.95 m
From
3.45 m
To
6.4 m
Hole Depth
72 m
Intercept Depth
3.45 m

Classification

Deposit Type
other
Program
mixed
Sample Type
drill
Group ID
RW-26-30:3.45-6.4
Mining Method
open_pit

Location

Location
Rose West Discovery
Easting
411195
Northing
5763599
CRS
NAD83 UTM Zone 18N
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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-01T00:00:00.000Z

Reasoning: This intercept shows a very high tantalum byproduct grade, significantly enhancing the economic potential of the mineralization.

Positive factors

  • Very high tantalum byproduct grade
  • New assay from ongoing drill program

Evidence · table

“704”

Context: 2.95

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

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

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-26-45Rose West Discovery · lithiumGrade: 1.24Grade Unit: %Intercept: 27.8 mView all details
Link to this fact

Identity

Hole ID
RW-26-45
Project
Rose West Discovery
Commodity
lithium
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
1.24
Grade Unit
%
Intercept
27.8 m
From
113.2 m
To
141 m
Hole Depth
277.3 m
Intercept Depth
113.2 m

Classification

Deposit Type
other
Program
mixed
Sample Type
drill
Group ID
RW-26-45:113.2-141
Mining Method
open_pit

Location

Location
Rose West Discovery
Easting
411686
Northing
5763943
CRS
NAD83 UTM Zone 18N
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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-01T00:00:00.000Z

Reasoning: This intercept represents a significant width of moderate-grade lithium mineralization, indicating substantial volume and contributing strongly to the project's potential.

Positive factors

  • Moderate lithium grade (1.24% Li2O)
  • Exceptional intercept length (27.80 m)
  • New assay from ongoing drill program

Evidence · table

“1.24”

Context: 27.80

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

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

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-26-45Rose West Discovery · tantalumGrade: 108Grade Unit: ppm Ta2O5Intercept: 27.8 mView all details
Link to this fact

Identity

Hole ID
RW-26-45
Project
Rose West Discovery
Commodity
tantalum
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
108
Grade Unit
ppm Ta2O5
Intercept
27.8 m
From
113.2 m
To
141 m
Hole Depth
277.3 m
Intercept Depth
113.2 m

Classification

Deposit Type
other
Program
mixed
Sample Type
drill
Group ID
RW-26-45:113.2-141
Mining Method
open_pit

Location

Location
Rose West Discovery
Easting
411686
Northing
5763943
CRS
NAD83 UTM Zone 18N
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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-01T00:00:00.000Z

Reasoning: This intercept shows a good tantalum byproduct grade alongside lithium, adding value to the mineralization.

Positive factors

  • Good tantalum byproduct grade
  • New assay from ongoing drill program

Evidence · table

“108”

Context: 27.80

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

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

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-26-45Rose West Discovery · lithiumGrade: 1.43Grade Unit: %Intercept: 22 mView all details
Link to this fact

Identity

Hole ID
RW-26-45
Project
Rose West Discovery
Commodity
lithium
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
1.43
Grade Unit
%
Intercept
22 m
From
119 m
To
141 m
Hole Depth
277.3 m
Intercept Depth
113.2 m

Classification

Deposit Type
other
Program
mixed
Sample Type
drill
Group ID
RW-26-45:119-141
Mining Method
open_pit

Location

Location
Rose West Discovery
Easting
411686
Northing
5763943
CRS
NAD83 UTM Zone 18N
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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-01T00:00:00.000Z

Reasoning: This high-grade sub-interval over a significant width further enhances the overall prospectivity of the wider mineralized zone, indicating strong localized mineralization.

Positive factors

  • Strong lithium grade (1.43% Li2O)
  • Exceptional intercept length (22.00 m)
  • New assay from ongoing drill program
  • High-grade sub-interval within a wider zone

Evidence · table

“1.43”

Context: 22.00

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

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

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-26-45Rose West Discovery · tantalumGrade: 122Grade Unit: ppm Ta2O5Intercept: 22 mView all details
Link to this fact

Identity

Hole ID
RW-26-45
Project
Rose West Discovery
Commodity
tantalum
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
122
Grade Unit
ppm Ta2O5
Intercept
22 m
From
119 m
To
141 m
Hole Depth
277.3 m
Intercept Depth
113.2 m

Classification

Deposit Type
other
Program
mixed
Sample Type
drill
Group ID
RW-26-45:119-141
Mining Method
open_pit

Location

Location
Rose West Discovery
Easting
411686
Northing
5763943
CRS
NAD83 UTM Zone 18N
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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-01T00:00:00.000Z

Reasoning: This intercept shows a good tantalum byproduct grade alongside lithium, adding value to the mineralization.

Positive factors

  • Good tantalum byproduct grade
  • New assay from ongoing drill program

Evidence · table

“122”

Context: 22.00

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

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

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-26-45Rose West Discovery · lithiumGrade: 0.93Grade Unit: %Intercept: 12.65 mView all details
Link to this fact

Identity

Hole ID
RW-26-45
Project
Rose West Discovery
Commodity
lithium
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
0.93
Grade Unit
%
Intercept
12.65 m
From
163.25 m
To
175.9 m
Hole Depth
277.3 m
Intercept Depth
113.2 m

Classification

Deposit Type
other
Program
mixed
Sample Type
drill
Group ID
RW-26-45:163.25-175.9
Mining Method
open_pit

Location

Location
Rose West Discovery
Easting
411686
Northing
5763943
CRS
NAD83 UTM Zone 18N
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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-01T00:00:00.000Z

Reasoning: This intercept shows a moderate lithium grade over a good width, contributing to the overall positive results of the drill program.

Positive factors

  • Moderate lithium grade (0.93% Li2O)
  • Good intercept length (12.65 m)
  • New assay from ongoing drill program

Evidence · table

“0.93”

Context: 12.65

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

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

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-26-45Rose West Discovery · tantalumGrade: 185Grade Unit: ppm Ta2O5Intercept: 12.65 mView all details
Link to this fact

Identity

Hole ID
RW-26-45
Project
Rose West Discovery
Commodity
tantalum
Region
canada_qc
Reported Region
canada_qc
Ticker
CRE

Geometry

Grade
185
Grade Unit
ppm Ta2O5
Intercept
12.65 m
From
163.25 m
To
175.9 m
Hole Depth
277.3 m
Intercept Depth
113.2 m

Classification

Deposit Type
other
Program
mixed
Sample Type
drill
Group ID
RW-26-45:163.25-175.9
Mining Method
open_pit

Location

Location
Rose West Discovery
Easting
411686
Northing
5763943
CRS
NAD83 UTM Zone 18N
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

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-04-01T00:00:00.000Z

Reasoning: This intercept shows a good tantalum byproduct grade alongside lithium, adding value to the mineralization.

Positive factors

  • Good tantalum byproduct grade
  • New assay from ongoing drill program

Evidence · table

“185”

Context: 12.65

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

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

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.