Arctic Star Discovers New Kimberlite, "Arbutus" Diagras Project NT

Original announcement by tmx on

Company
Arctic Star Exploration Corp.
Ticker
ADD
Exchange
TSX
Region
Northwest Territories
Primary commodity
Diamond
Secondary commodities
None reported
Document categories
Drill results
Extracted
2026-09-19 17:07:44 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Arctic Star Exploration Corp. has announced the discovery of the 'Arbutus' kimberlite at its Diagras project in the Northwest Territories. The discovery was made via geophysical follow-up and drilling, revealing a coherent kimberlite containing diamond and mantle indicator minerals.

Reasoning: The announcement reports a new kimberlite discovery with visible indicator minerals, representing a significant exploration milestone for the Diagras project.

Positive factors

  • Discovery of new kimberlite 'Arbutus'
  • Presence of diamond and mantle indicator minerals
  • Coherent kimberlite with coarse olivines

Facts used in scoring: 2

Classification and evidence

Step-Out Extensionpositive

Mineralization extended beyond the previously known limit.

Why it applies: Discovery of a new kimberlite 'Arbutus' distinct from known targets.

Evidence · text

“discovered a new kimberlite that has been named “Arbutus” on it’s Diagras project”

QA/QC Disclosedpositive

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

Why it applies: Release includes sign-off by a Qualified Person (Buddy Doyle, AUSIMM).

Evidence · text

“prepared, supervised, and approved by Buddy Doyle, AUSIMM, a Qualified Person”

Extracted facts

Stored fact records: 2. Some facts used in scoring do not have a stored record.

Drill Results (2)

DG2022-08Diagras · diamondIntercept: 20.4 mView all details
Link to this fact

Identity

Hole ID
DG2022-08
Project
Diagras
Commodity
diamond
Region
northwest territories
Reported Region
northwest territories
Ticker
ADD

Geometry

Intercept
20.4 m
From
7.8 m
To
28.2 m
Intercept Depth
7.8 m

Classification

Program
exploration
Sample Type
drill
Group ID
DG2022-08:7.8-28.2

Location

Location
Arbutus
Azimuth
60 °
Dip
-50 °
Loc. Source
document

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2022-06-01T00:00:00.000Z

Reasoning: Successful kimberlite intercept in a new discovery hole.

Positive factors

  • Kimberlite intercept

Evidence · text

“DG2022-08 0m 7.8m Till 7.8m 28.2m Kimberlite”

Tags used in scoring

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: qaqc_disclosed is not 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

DG2022-09Diagras · diamondIntercept: 18 mView all details
Link to this fact

Identity

Hole ID
DG2022-09
Project
Diagras
Commodity
diamond
Region
northwest territories
Reported Region
northwest territories
Ticker
ADD

Geometry

Intercept
18 m
From
9 m
To
27 m
Intercept Depth
9 m

Classification

Program
exploration
Sample Type
drill
Group ID
DG2022-09:9-27

Location

Location
Arbutus
Azimuth
60 °
Dip
-70 °
Loc. Source
document

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2022-06-01T00:00:00.000Z

Reasoning: Successful kimberlite intercept in a new discovery hole.

Positive factors

  • Kimberlite intercept

Evidence · text

“DG2022-09 0m 9m Till 9m 27m Kimberlite”

Tags used in scoring

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: qaqc_disclosed is not 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

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.