GSN: Mt Dillon Diamond Drilling Completed

Original announcement by asx on

Company
Great Southern Mining Limited
Ticker
GSN
Exchange
ASX
Region
north Queensland
Primary commodity
Gold
Secondary commodities
Copper, Molybdenum, Silver
Document categories
Other, Drill results
Extracted
2026-10-07 23:13:18 UTC

Analysis by Minestarters Atlas

Atlas analysis published:

Minestarters Atlas analysis

Summary

Great Southern Mining has completed a maiden diamond drilling campaign at the Mt Dillon target within the Edinburgh Park Project. Two holes were drilled for a total of 1,534.9m, both of which were extended beyond their planned depths. Assay results are expected in late October or early November.

Reasoning: The announcement reports the completion of a maiden drilling program but contains no assay results, meaning no new mineralisation data has been disclosed.

Positive factors

  • completion of maiden diamond drilling
  • holes extended beyond planned depths
  • geological features consistent with epithermal system
  • presence of disseminated pyrite

Negative factors

  • assay results pending

Facts used in scoring: 2

Classification and evidence

No QA/QC Disclosurenegative · Story-specific tag

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 the document describes QA/QC protocols for the project, no specific assay results or laboratory results for these specific holes are provided to verify.

Evidence · text

“The presence of economic mineral concentrations will be determined by assay results.”

Extracted facts

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

Drill Results (2)

EDDDAD00015Elements of an epithermalView all details
Link to this fact

Identity

Hole ID
EDDDAD00015
Project
Elements of an epithermal
Region
australia_qld
Reported Region
australia_qld
Ticker
GSN

Geometry

Hole Depth
762.1 m

Classification

Program
exploration
Sample Type
drill

Location

Easting
563933
Northing
7786834
CRS
MGA55
Elevation
95 m
Azimuth
80 °
Dip
-45 °
Loc. Confidence
high
Loc. Source
document

QA/QC

QA/QC Disclosed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-10-07T00:00:00.000Z

Reasoning: Drill hole completed and extended, but no assay data provided.

Positive factors

  • hole extended beyond planned depth

Negative factors

  • assays pending

Evidence · table

“EDDDAD00015 563933 7786834 95 575m 762.1 -45 080”

Context: 563933

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

EDDDAD00016Elements of an epithermalView all details
Link to this fact

Identity

Hole ID
EDDDAD00016
Project
Elements of an epithermal
Region
australia_qld
Reported Region
australia_qld
Ticker
GSN

Geometry

Hole Depth
772.8 m

Classification

Program
exploration
Sample Type
drill

Location

Easting
563933
Northing
7786836
CRS
MGA55
Elevation
95 m
Azimuth
55 °
Dip
-45 °
Loc. Confidence
high
Loc. Source
document

QA/QC

QA/QC Disclosed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-10-07T00:00:00.000Z

Reasoning: Drill hole completed and extended, but no assay data provided.

Positive factors

  • hole extended beyond planned depth

Negative factors

  • assays pending

Evidence · table

“EDDDAD00016 563933 7786836 95 700m 772.8 -45 055”

Context: 563933

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

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.