# New High-Grade Domain Discovered at Cuffley

Canonical Atlas analysis: https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1

Original source: https://www.globenewswire.com/news-release/2026/08/24/3349432/0/en/new-high-grade-domain-discovered-at-cuffley.html

Publisher: globenewswire

Original announcement: 2026-08-24T00:00:00.000Z

Analysis by Minestarters Atlas

Atlas analysis published: Unknown date

Atlas analysis updated: Unknown date

- Company: Alkane Resources Limited

- Ticker: ALK

- Exchange: Unavailable

- Region: Victoria, Australia

- Primary commodity: Gold

- Secondary commodities: Antimony

- Document categories: Drill results

- Extracted: 2026-09-12 02:25:39 UTC

Narrative sentiment: 0.80 · Bullish

## Minestarters Atlas summary

Alkane Resources Limited has announced the discovery of a new high-grade gold-antimony domain at its Cuffley Lode, part of the Costerfield property in Victoria, Australia. Drilling returned exceptional intercepts including 580.9 g/t gold and 24% antimony over 0.61m, and 168.9 g/t gold and 33.5% antimony over 0.9m. The new zone is readily accessible from existing infrastructure and will be incorporated into the mine schedule, with additional high-grade infill intercepts also reported from the Sub KC system.

Reasoning: Alkane Resources has discovered a new high-grade gold-antimony domain at Cuffley, with several exceptional intercepts including 580.9 g/t gold and 24% antimony over 0.61m, and 168.9 g/t gold and 33.5% antimony over 0.9m. The new zone is readily accessible from existing infrastructure, indicating potential for rapid integration into the mine plan. The results also include high-grade infill intercepts in the Sub KC system. The reporting is JORC and NI 43-101 compliant with detailed QA/QC, enhancing confidence in the results, despite the narrow widths typical of this deposit type.

- Positive factor: Discovery of new high-grade gold-antimony domain

- Positive factor: Exceptional gold grades in multiple intercepts

- Positive factor: High antimony grades contributing to significant AuEq values

- Positive factor: True width disclosed for most intercepts

- Positive factor: Comprehensive QA/QC disclosure and certified lab

- Positive factor: JORC and NI 43-101 compliant reporting with QP sign-off

- Positive factor: New zone is readily accessible from existing infrastructure

- Negative factor: Narrow intercept lengths, typical of vein-style mineralization

- Negative factor: No explicit cut-off grade for compositing stated, only a reporting threshold

- Negative factor: Some historical drill holes included in the collar table, though results are new

Facts used in scoring: 92

## Classification and evidence

No classification tags are available.

## Extracted facts

Stored fact records: 92. Some facts used in scoring do not have a stored record.

## Drill Results (92)

### AD265

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-0)

Costerfield · gold

#### Identity

- Hole ID: AD265
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 168.9
- Grade Unit: g/t
- Intercept: 0.9 m
- True Width: 0.78 m
- From: 78.31 m
- To: 79.21 m
- Hole Depth: 140.1 m
- Intercept Depth: 78.31 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD265:78.31-79.21
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15237
- Northing: 4806
- CRS: Costerfield Local Mine Grid
- Elevation: 968 m
- Azimuth: 314.1 °
- Dip: -0.3 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows an exceptional gold grade of 168.9 g/t over a narrow but true width of 0.78 m, contributing significantly to the new high-grade domain discovery at Cuffley.

- Positive factor: Exceptional gold grade \(168.9 g/t\)

- Positive factor: True width disclosed \(0.78 m\)

- Positive factor: Part of a new high-grade domain discovery

- Negative factor: Narrow intercept length \(0.9 m\)

Evidence · table

> 168.9

Context: 0.90

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.78

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD265

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-1)

Costerfield · antimony

#### Identity

- Hole ID: AD265
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 33.5
- Grade Unit: %
- Intercept: 0.9 m
- True Width: 0.78 m
- From: 78.31 m
- To: 79.21 m
- Hole Depth: 140.1 m
- Intercept Depth: 78.31 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD265:78.31-79.21
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15237
- Northing: 4806
- CRS: Costerfield Local Mine Grid
- Elevation: 968 m
- Azimuth: 314.1 °
- Dip: -0.3 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a very high antimony grade of 33.5% over a narrow but true width of 0.78 m, significantly contributing to the new high-grade domain discovery at Cuffley.

- Positive factor: High antimony grade \(33.5%\)

- Positive factor: True width disclosed \(0.78 m\)

- Positive factor: Part of a new high-grade domain discovery

- Negative factor: Narrow intercept length \(0.9 m\)

Evidence · table

> 33.5

Context: 0.90

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.78

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD266

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-2)

Costerfield · gold

#### Identity

- Hole ID: AD266
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 6.7
- Grade Unit: g/t
- Intercept: 1.2 m
- True Width: 0.88 m
- From: 97.5 m
- To: 98.7 m
- Hole Depth: 129 m
- Intercept Depth: 97.5 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD266:97.5-98.7
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15238
- Northing: 4806
- CRS: Costerfield Local Mine Grid
- Elevation: 968 m
- Azimuth: 323.1 °
- Dip: -12.6 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a strong gold grade of 6.7 g/t over a narrow but true width of 0.88 m, contributing to the new high-grade domain discovery at Cuffley.

- Positive factor: Strong gold grade \(6.7 g/t\) for underground mining

- Positive factor: True width disclosed \(0.88 m\)

- Negative factor: Narrow intercept length \(1.2 m\)

Evidence · table

> 6.7

Context: 1.20

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.88

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD266

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-3)

Costerfield · antimony

#### Identity

- Hole ID: AD266
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 2.4
- Grade Unit: %
- Intercept: 1.2 m
- True Width: 0.88 m
- From: 97.5 m
- To: 98.7 m
- Hole Depth: 129 m
- Intercept Depth: 97.5 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD266:97.5-98.7
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15238
- Northing: 4806
- CRS: Costerfield Local Mine Grid
- Elevation: 968 m
- Azimuth: 323.1 °
- Dip: -12.6 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a significant antimony grade of 2.4% over a narrow but true width of 0.88 m, contributing to the new high-grade domain discovery at Cuffley.

- Positive factor: Significant antimony grade \(2.4%\)

- Positive factor: True width disclosed \(0.88 m\)

- Negative factor: Narrow intercept length \(1.2 m\)

Evidence · table

> 2.4

Context: 1.20

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.88

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD270

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-4)

Costerfield · gold

#### Identity

- Hole ID: AD270
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 580.9
- Grade Unit: g/t
- Intercept: 0.61 m
- True Width: 0.54 m
- From: 75.7 m
- To: 76.31 m
- Hole Depth: 121.73 m
- Intercept Depth: 75.7 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD270:75.7-76.31
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15237
- Northing: 4801
- CRS: Costerfield Local Mine Grid
- Elevation: 969 m
- Azimuth: 308.1 °
- Dip: 14.9 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept represents a bonanza gold grade of 580.9 g/t over a narrow true width of 0.54 m, making it a highly material and novel discovery within the new Cuffley domain.

- Positive factor: Bonanza gold grade \(580.9 g/t\)

- Positive factor: True width disclosed \(0.54 m\)

- Positive factor: Key intercept in new high-grade domain discovery

- Negative factor: Very narrow intercept length \(0.61 m\)

Evidence · table

> 580.9

Context: 0.61

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.54

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD270

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-5)

Costerfield · antimony

#### Identity

- Hole ID: AD270
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 24
- Grade Unit: %
- Intercept: 0.61 m
- True Width: 0.54 m
- From: 75.7 m
- To: 76.31 m
- Hole Depth: 121.73 m
- Intercept Depth: 75.7 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD270:75.7-76.31
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15237
- Northing: 4801
- CRS: Costerfield Local Mine Grid
- Elevation: 969 m
- Azimuth: 308.1 °
- Dip: 14.9 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows an exceptional antimony grade of 24.0% over a narrow true width of 0.54 m, making it a highly material and novel discovery within the new Cuffley domain.

- Positive factor: Exceptional antimony grade \(24.0%\)

- Positive factor: True width disclosed \(0.54 m\)

- Positive factor: Key intercept in new high-grade domain discovery

- Negative factor: Very narrow intercept length \(0.61 m\)

Evidence · table

> 24.0

Context: 0.61

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.54

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD270

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-6)

Costerfield · gold

#### Identity

- Hole ID: AD270
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 1360
- Grade Unit: g/t
- Intercept: 0.25 m
- True Width: 0.2 m
- From: 76.06 m
- To: 76.31 m
- Hole Depth: 121.73 m
- Intercept Depth: 75.7 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD270:76.06-76.31
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15237
- Northing: 4801
- CRS: Costerfield Local Mine Grid
- Elevation: 969 m
- Azimuth: 308.1 °
- Dip: 14.9 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This sub-interval shows an extremely high bonanza gold grade of 1360.0 g/t over a very narrow true width of 0.20 m, highlighting the exceptional grade within the new Cuffley domain.

- Positive factor: Bonanza gold grade \(1360.0 g/t\)

- Positive factor: True width disclosed \(0.20 m\)

- Positive factor: Sub-interval of a significant intercept

- Negative factor: Extremely narrow intercept length \(0.25 m\)

Evidence · table

> 1360.0

Context: 0.25

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.2

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD270

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-7)

Costerfield · antimony

#### Identity

- Hole ID: AD270
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 19.7
- Grade Unit: %
- Intercept: 0.25 m
- True Width: 0.2 m
- From: 76.06 m
- To: 76.31 m
- Hole Depth: 121.73 m
- Intercept Depth: 75.7 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD270:76.06-76.31
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15237
- Northing: 4801
- CRS: Costerfield Local Mine Grid
- Elevation: 969 m
- Azimuth: 308.1 °
- Dip: 14.9 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This sub-interval shows an exceptional antimony grade of 19.7% over a very narrow true width of 0.20 m, highlighting the high-grade nature within the new Cuffley domain.

- Positive factor: Exceptional antimony grade \(19.7%\)

- Positive factor: True width disclosed \(0.20 m\)

- Positive factor: Sub-interval of a significant intercept

- Negative factor: Extremely narrow intercept length \(0.25 m\)

Evidence · table

> 19.7

Context: 0.25

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.2

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD272

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-8)

Costerfield · gold

#### Identity

- Hole ID: AD272
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0
- Grade Unit: g/t
- Intercept: 0.37 m
- True Width: 0.29 m
- From: 80.59 m
- To: 80.96 m
- Hole Depth: 118.24 m
- Intercept Depth: 80.59 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD272:80.59-80.96
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15237
- Northing: 4802
- CRS: Costerfield Local Mine Grid
- Elevation: 969 m
- Azimuth: 321.4 °
- Dip: 9.1 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren gold grade over a very narrow true width, indicating no significant gold mineralization in this specific interval.

- Positive factor: True width disclosed \(0.29 m\)

- Negative factor: Barren gold grade \(0.0 g/t\)

- Negative factor: Very narrow intercept length \(0.37 m\)

Evidence · table

> 0.0

Context: 0.37

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.29

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD272

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-9)

Costerfield · antimony

#### Identity

- Hole ID: AD272
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0
- Grade Unit: %
- Intercept: 0.37 m
- True Width: 0.29 m
- From: 80.59 m
- To: 80.96 m
- Hole Depth: 118.24 m
- Intercept Depth: 80.59 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD272:80.59-80.96
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15237
- Northing: 4802
- CRS: Costerfield Local Mine Grid
- Elevation: 969 m
- Azimuth: 321.4 °
- Dip: 9.1 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren antimony grade over a very narrow true width, indicating no significant antimony mineralization in this specific interval.

- Positive factor: True width disclosed \(0.29 m\)

- Negative factor: Barren antimony grade \(0.0%\)

- Negative factor: Very narrow intercept length \(0.37 m\)

Evidence · table

> 0.0

Context: 0.37

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.29

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD273

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-10)

Costerfield · gold

#### Identity

- Hole ID: AD273
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 4.2
- Grade Unit: g/t
- Intercept: 0.16 m
- True Width: 0.13 m
- From: 89.53 m
- To: 89.69 m
- Hole Depth: 137.16 m
- Intercept Depth: 89.53 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD273:89.53-89.69
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15238
- Northing: 4806
- CRS: Costerfield Local Mine Grid
- Elevation: 968 m
- Azimuth: 321.7 °
- Dip: -6.5 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a moderate gold grade of 4.2 g/t over an extremely narrow true width of 0.13 m, indicating some gold mineralization.

- Positive factor: Moderate gold grade \(4.2 g/t\) for underground mining

- Positive factor: True width disclosed \(0.13 m\)

- Negative factor: Extremely narrow intercept length \(0.16 m\)

Evidence · table

> 4.2

Context: 0.16

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.13

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD273

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-11)

Costerfield · antimony

#### Identity

- Hole ID: AD273
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 1.2
- Grade Unit: %
- Intercept: 0.16 m
- True Width: 0.13 m
- From: 89.53 m
- To: 89.69 m
- Hole Depth: 137.16 m
- Intercept Depth: 89.53 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD273:89.53-89.69
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15238
- Northing: 4806
- CRS: Costerfield Local Mine Grid
- Elevation: 968 m
- Azimuth: 321.7 °
- Dip: -6.5 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a significant antimony grade of 1.2% over an extremely narrow true width of 0.13 m, indicating some antimony mineralization.

- Positive factor: Significant antimony grade \(1.2%\)

- Positive factor: True width disclosed \(0.13 m\)

- Negative factor: Extremely narrow intercept length \(0.16 m\)

Evidence · table

> 1.2

Context: 0.16

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.13

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD274

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-12)

Costerfield · gold

#### Identity

- Hole ID: AD274
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0.8
- Grade Unit: g/t
- Intercept: 0.14 m
- True Width: 0.13 m
- From: 72.42 m
- To: 72.56 m
- Hole Depth: 104.3 m
- Intercept Depth: 72.42 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD274:72.42-72.56
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15237
- Northing: 4799
- CRS: Costerfield Local Mine Grid
- Elevation: 969 m
- Azimuth: 274.9 °
- Dip: 17.9 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a weak gold grade over an extremely narrow true width, indicating minor gold mineralization.

- Positive factor: True width disclosed \(0.13 m\)

- Negative factor: Weak gold grade \(0.8 g/t\) for underground mining

- Negative factor: Extremely narrow intercept length \(0.14 m\)

Evidence · table

> 0.8

Context: 0.14

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.13

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD274

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-13)

Costerfield · antimony

#### Identity

- Hole ID: AD274
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 2.4
- Grade Unit: %
- Intercept: 0.14 m
- True Width: 0.13 m
- From: 72.42 m
- To: 72.56 m
- Hole Depth: 104.3 m
- Intercept Depth: 72.42 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD274:72.42-72.56
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15237
- Northing: 4799
- CRS: Costerfield Local Mine Grid
- Elevation: 969 m
- Azimuth: 274.9 °
- Dip: 17.9 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a significant antimony grade of 2.4% over an extremely narrow true width of 0.13 m, indicating some antimony mineralization.

- Positive factor: Significant antimony grade \(2.4%\)

- Positive factor: True width disclosed \(0.13 m\)

- Negative factor: Extremely narrow intercept length \(0.14 m\)

Evidence · table

> 2.4

Context: 0.14

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.13

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD275

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-14)

Several ore-grade intercepts were made within the · gold

#### Identity

- Hole ID: AD275
- Project: Several ore-grade intercepts were made within the
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 124
- Grade Unit: g/t
- Intercept: 0.23 m
- True Width: 0.22 m
- From: 76.11 m
- To: 76.34 m
- Hole Depth: 121.79 m
- Intercept Depth: 76.11 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD275:76.11-76.34
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15237
- Northing: 4800
- CRS: Costerfield Local Mine Grid
- Elevation: 968 m
- Azimuth: 301.8 °
- Dip: -2 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows an exceptional gold grade of 124.0 g/t over an extremely narrow true width of 0.22 m, contributing to the new high-grade domain discovery at Cuffley.

- Positive factor: Exceptional gold grade \(124.0 g/t\)

- Positive factor: True width disclosed \(0.22 m\)

- Positive factor: Part of a new high-grade domain discovery

- Negative factor: Extremely narrow intercept length \(0.23 m\)

Evidence · table

> 124.0

Context: 0.23

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.22

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD275

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-15)

Several ore-grade intercepts were made within the · antimony

#### Identity

- Hole ID: AD275
- Project: Several ore-grade intercepts were made within the
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 48.6
- Grade Unit: %
- Intercept: 0.23 m
- True Width: 0.22 m
- From: 76.11 m
- To: 76.34 m
- Hole Depth: 121.79 m
- Intercept Depth: 76.11 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD275:76.11-76.34
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15237
- Northing: 4800
- CRS: Costerfield Local Mine Grid
- Elevation: 968 m
- Azimuth: 301.8 °
- Dip: -2 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows an exceptional antimony grade of 48.6% over an extremely narrow true width of 0.22 m, contributing to the new high-grade domain discovery at Cuffley.

- Positive factor: Exceptional antimony grade \(48.6%\)

- Positive factor: True width disclosed \(0.22 m\)

- Positive factor: Part of a new high-grade domain discovery

- Negative factor: Extremely narrow intercept length \(0.23 m\)

Evidence · table

> 48.6

Context: 0.23

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.22

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD276

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-16)

Costerfield · gold

#### Identity

- Hole ID: AD276
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0.5
- Grade Unit: g/t
- Intercept: 0.17 m
- True Width: 0.14 m
- From: 80.78 m
- To: 80.95 m
- Hole Depth: 95.2 m
- Intercept Depth: 80.78 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD276:80.78-80.95
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15238
- Northing: 4806
- CRS: Costerfield Local Mine Grid
- Elevation: 968 m
- Azimuth: 310.7 °
- Dip: -9 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren gold grade over an extremely narrow true width, indicating no significant gold mineralization in this specific interval.

- Positive factor: True width disclosed \(0.14 m\)

- Negative factor: Barren gold grade \(0.5 g/t\) for underground mining

- Negative factor: Extremely narrow intercept length \(0.17 m\)

Evidence · table

> 0.5

Context: 0.17

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.14

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD276

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-17)

Costerfield · antimony

#### Identity

- Hole ID: AD276
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0
- Grade Unit: %
- Intercept: 0.17 m
- True Width: 0.14 m
- From: 80.78 m
- To: 80.95 m
- Hole Depth: 95.2 m
- Intercept Depth: 80.78 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD276:80.78-80.95
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15238
- Northing: 4806
- CRS: Costerfield Local Mine Grid
- Elevation: 968 m
- Azimuth: 310.7 °
- Dip: -9 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren antimony grade over an extremely narrow true width, indicating no significant antimony mineralization in this specific interval.

- Positive factor: True width disclosed \(0.14 m\)

- Negative factor: Barren antimony grade \(0.0%\)

- Negative factor: Extremely narrow intercept length \(0.17 m\)

Evidence · table

> 0.0

Context: 0.17

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.14

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD277

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-18)

Costerfield · gold

#### Identity

- Hole ID: AD277
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 17.8
- Grade Unit: g/t
- Intercept: 0.38 m
- True Width: 0.33 m
- From: 80.65 m
- To: 81.03 m
- Hole Depth: 156.09 m
- Intercept Depth: 80.65 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD277:80.65-81.03
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15238
- Northing: 4800
- CRS: Costerfield Local Mine Grid
- Elevation: 969 m
- Azimuth: 305.2 °
- Dip: 24 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows an exceptional gold grade of 17.8 g/t over a very narrow true width of 0.33 m, indicating high-grade gold mineralization.

- Positive factor: Exceptional gold grade \(17.8 g/t\) for underground mining

- Positive factor: True width disclosed \(0.33 m\)

- Negative factor: Very narrow intercept length \(0.38 m\)

Evidence · table

> 17.8

Context: 0.38

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.33

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD277

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-19)

Costerfield · antimony

#### Identity

- Hole ID: AD277
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0.9
- Grade Unit: %
- Intercept: 0.38 m
- True Width: 0.33 m
- From: 80.65 m
- To: 81.03 m
- Hole Depth: 156.09 m
- Intercept Depth: 80.65 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD277:80.65-81.03
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15238
- Northing: 4800
- CRS: Costerfield Local Mine Grid
- Elevation: 969 m
- Azimuth: 305.2 °
- Dip: 24 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a significant antimony grade of 0.9% over a very narrow true width of 0.33 m, indicating some antimony mineralization.

- Positive factor: Significant antimony grade \(0.9%\)

- Positive factor: True width disclosed \(0.33 m\)

- Negative factor: Very narrow intercept length \(0.38 m\)

Evidence · table

> 0.9

Context: 0.38

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.33

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD278

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-20)

Costerfield · gold

#### Identity

- Hole ID: AD278
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 6.9
- Grade Unit: g/t
- Intercept: 0.65 m
- True Width: 0.61 m
- From: 73.81 m
- To: 74.46 m
- Hole Depth: 145.91 m
- Intercept Depth: 73.81 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD278:73.81-74.46
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15237
- Northing: 4801
- CRS: Costerfield Local Mine Grid
- Elevation: 969 m
- Azimuth: 291.2 °
- Dip: 21 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a strong gold grade of 6.9 g/t over a narrow true width of 0.61 m, indicating good gold mineralization.

- Positive factor: Strong gold grade \(6.9 g/t\) for underground mining

- Positive factor: True width disclosed \(0.61 m\)

- Negative factor: Narrow intercept length \(0.65 m\)

Evidence · table

> 6.9

Context: 0.65

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.61

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD278

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-21)

Costerfield · antimony

#### Identity

- Hole ID: AD278
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0.9
- Grade Unit: %
- Intercept: 0.65 m
- True Width: 0.61 m
- From: 73.81 m
- To: 74.46 m
- Hole Depth: 145.91 m
- Intercept Depth: 73.81 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD278:73.81-74.46
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15237
- Northing: 4801
- CRS: Costerfield Local Mine Grid
- Elevation: 969 m
- Azimuth: 291.2 °
- Dip: 21 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a significant antimony grade of 0.9% over a narrow true width of 0.61 m, indicating some antimony mineralization.

- Positive factor: Significant antimony grade \(0.9%\)

- Positive factor: True width disclosed \(0.61 m\)

- Negative factor: Narrow intercept length \(0.65 m\)

Evidence · table

> 0.9

Context: 0.65

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.61

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD283

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-22)

Costerfield · gold

#### Identity

- Hole ID: AD283
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0.1
- Grade Unit: g/t
- Intercept: 0.5 m
- True Width: 0.41 m
- From: 82.52 m
- To: 83.02 m
- Hole Depth: 164.6 m
- Intercept Depth: 82.52 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD283:82.52-83.02
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15238
- Northing: 4806
- CRS: Costerfield Local Mine Grid
- Elevation: 968 m
- Azimuth: 316.9 °
- Dip: -10 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren gold grade over a narrow true width, indicating no significant gold mineralization in this specific interval.

- Positive factor: True width disclosed \(0.41 m\)

- Negative factor: Barren gold grade \(0.1 g/t\)

- Negative factor: Narrow intercept length \(0.5 m\)

Evidence · table

> 0.1

Context: 0.50

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.41

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD283

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-23)

Costerfield · antimony

#### Identity

- Hole ID: AD283
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0.1
- Grade Unit: %
- Intercept: 0.5 m
- True Width: 0.41 m
- From: 82.52 m
- To: 83.02 m
- Hole Depth: 164.6 m
- Intercept Depth: 82.52 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD283:82.52-83.02
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15238
- Northing: 4806
- CRS: Costerfield Local Mine Grid
- Elevation: 968 m
- Azimuth: 316.9 °
- Dip: -10 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren antimony grade over a narrow true width, indicating no significant antimony mineralization in this specific interval.

- Positive factor: True width disclosed \(0.41 m\)

- Negative factor: Barren antimony grade \(0.1%\)

- Negative factor: Narrow intercept length \(0.5 m\)

Evidence · table

> 0.1

Context: 0.50

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.41

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD286

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-24)

Costerfield · gold

#### Identity

- Hole ID: AD286
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0
- Grade Unit: g/t
- Intercept: 0.32 m
- True Width: 0.26 m
- From: 81.76 m
- To: 82.08 m
- Hole Depth: 157.77 m
- Intercept Depth: 81.76 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD286:81.76-82.08
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15238
- Northing: 4806
- CRS: Costerfield Local Mine Grid
- Elevation: 970 m
- Azimuth: 317.7 °
- Dip: 23.6 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren gold grade over a very narrow true width, indicating no significant gold mineralization in this specific interval.

- Positive factor: True width disclosed \(0.26 m\)

- Negative factor: Barren gold grade \(0.0 g/t\)

- Negative factor: Very narrow intercept length \(0.32 m\)

Evidence · table

> 0.0

Context: 0.32

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.26

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD286

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-25)

Costerfield · antimony

#### Identity

- Hole ID: AD286
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0
- Grade Unit: %
- Intercept: 0.32 m
- True Width: 0.26 m
- From: 81.76 m
- To: 82.08 m
- Hole Depth: 157.77 m
- Intercept Depth: 81.76 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD286:81.76-82.08
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15238
- Northing: 4806
- CRS: Costerfield Local Mine Grid
- Elevation: 970 m
- Azimuth: 317.7 °
- Dip: 23.6 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren antimony grade over a very narrow true width, indicating no significant antimony mineralization in this specific interval.

- Positive factor: True width disclosed \(0.26 m\)

- Negative factor: Barren antimony grade \(0.0%\)

- Negative factor: Very narrow intercept length \(0.32 m\)

Evidence · table

> 0.0

Context: 0.32

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.26

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD290

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-26)

Costerfield · gold

#### Identity

- Hole ID: AD290
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 38.5
- Grade Unit: g/t
- Intercept: 0.12 m
- True Width: 0.07 m
- From: 105.5 m
- To: 105.62 m
- Hole Depth: 186.5 m
- Intercept Depth: 105.5 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD290:105.5-105.62
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15239
- Northing: 4806
- CRS: Costerfield Local Mine Grid
- Elevation: 968 m
- Azimuth: 334.9 °
- Dip: -14.1 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows an exceptional gold grade of 38.5 g/t over an extremely narrow true width of 0.07 m, indicating high-grade gold mineralization.

- Positive factor: Exceptional gold grade \(38.5 g/t\) for underground mining

- Positive factor: True width disclosed \(0.07 m\)

- Negative factor: Extremely narrow intercept length \(0.12 m\)

Evidence · table

> 38.5

Context: 0.12

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.07

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD290

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-27)

Costerfield · antimony

#### Identity

- Hole ID: AD290
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 19.1
- Grade Unit: %
- Intercept: 0.12 m
- True Width: 0.07 m
- From: 105.5 m
- To: 105.62 m
- Hole Depth: 186.5 m
- Intercept Depth: 105.5 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD290:105.5-105.62
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15239
- Northing: 4806
- CRS: Costerfield Local Mine Grid
- Elevation: 968 m
- Azimuth: 334.9 °
- Dip: -14.1 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows an exceptional antimony grade of 19.1% over an extremely narrow true width of 0.07 m, indicating high-grade antimony mineralization.

- Positive factor: Exceptional antimony grade \(19.1%\)

- Positive factor: True width disclosed \(0.07 m\)

- Negative factor: Extremely narrow intercept length \(0.12 m\)

Evidence · table

> 19.1

Context: 0.12

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.07

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD292

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-28)

Several ore-grade intercepts were made within the · gold

#### Identity

- Hole ID: AD292
- Project: Several ore-grade intercepts were made within the
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 60.1
- Grade Unit: g/t
- Intercept: 1.26 m
- True Width: 1.17 m
- From: 72.74 m
- To: 74 m
- Hole Depth: 128.02 m
- Intercept Depth: 72.74 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD292:72.74-74
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15237
- Northing: 4806
- CRS: Costerfield Local Mine Grid
- Elevation: 969 m
- Azimuth: 307.1 °
- Dip: 4.8 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows an exceptional gold grade of 60.1 g/t over a narrow true width of 1.17 m, contributing significantly to the new high-grade domain discovery at Cuffley.

- Positive factor: Exceptional gold grade \(60.1 g/t\) for underground mining

- Positive factor: True width disclosed \(1.17 m\)

- Positive factor: Part of a new high-grade domain discovery

- Negative factor: Narrow intercept length \(1.26 m\)

Evidence · table

> 60.1

Context: 1.26

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 1.17

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD292

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-29)

Several ore-grade intercepts were made within the · antimony

#### Identity

- Hole ID: AD292
- Project: Several ore-grade intercepts were made within the
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 15.2
- Grade Unit: %
- Intercept: 1.26 m
- True Width: 1.17 m
- From: 72.74 m
- To: 74 m
- Hole Depth: 128.02 m
- Intercept Depth: 72.74 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD292:72.74-74
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15237
- Northing: 4806
- CRS: Costerfield Local Mine Grid
- Elevation: 969 m
- Azimuth: 307.1 °
- Dip: 4.8 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows an exceptional antimony grade of 15.2% over a narrow true width of 1.17 m, contributing significantly to the new high-grade domain discovery at Cuffley.

- Positive factor: Exceptional antimony grade \(15.2%\)

- Positive factor: True width disclosed \(1.17 m\)

- Positive factor: Part of a new high-grade domain discovery

- Negative factor: Narrow intercept length \(1.26 m\)

Evidence · table

> 15.2

Context: 1.26

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 1.17

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD293

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-30)

Costerfield · gold

#### Identity

- Hole ID: AD293
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0
- Grade Unit: g/t
- Intercept: 0.26 m
- True Width: 0.18 m
- From: 95.81 m
- To: 96.07 m
- Hole Depth: 122.3 m
- Intercept Depth: 95.81 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD293:95.81-96.07
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15239
- Northing: 4806
- CRS: Costerfield Local Mine Grid
- Elevation: 969 m
- Azimuth: 331.7 °
- Dip: 6.9 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren gold grade over an extremely narrow true width, indicating no significant gold mineralization in this specific interval.

- Positive factor: True width disclosed \(0.18 m\)

- Negative factor: Barren gold grade \(0.0 g/t\)

- Negative factor: Extremely narrow intercept length \(0.26 m\)

Evidence · table

> 0.0

Context: 0.26

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.18

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD293

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-31)

Costerfield · antimony

#### Identity

- Hole ID: AD293
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0
- Grade Unit: %
- Intercept: 0.26 m
- True Width: 0.18 m
- From: 95.81 m
- To: 96.07 m
- Hole Depth: 122.3 m
- Intercept Depth: 95.81 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD293:95.81-96.07
- Mining Method: underground

#### Location

- Location: Cuffley
- Easting: 15239
- Northing: 4806
- CRS: Costerfield Local Mine Grid
- Elevation: 969 m
- Azimuth: 331.7 °
- Dip: 6.9 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren antimony grade over an extremely narrow true width, indicating no significant antimony mineralization in this specific interval.

- Positive factor: True width disclosed \(0.18 m\)

- Negative factor: Barren antimony grade \(0.0%\)

- Negative factor: Extremely narrow intercept length \(0.26 m\)

Evidence · table

> 0.0

Context: 0.26

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.18

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK043

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-32)

Costerfield · gold

#### Identity

- Hole ID: CSK043
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0.1
- Grade Unit: g/t
- Intercept: 0.26 m
- True Width: 0.23 m
- From: 503.4 m
- To: 503.66 m
- Hole Depth: 934.9 m
- Intercept Depth: 503.4 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK043:503.4-503.66
- Mining Method: underground

#### Location

- Location: Sub KC 401
- Easting: 15461
- Northing: 4757
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 296.3 °
- Dip: -46 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren gold grade over an extremely narrow true width, indicating no significant gold mineralization in this specific interval.

- Positive factor: True width disclosed \(0.23 m\)

- Negative factor: Barren gold grade \(0.1 g/t\)

- Negative factor: Extremely narrow intercept length \(0.26 m\)

Evidence · table

> 0.1

Context: 0.26

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.23

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK043

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-33)

Costerfield · antimony

#### Identity

- Hole ID: CSK043
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0.2
- Grade Unit: %
- Intercept: 0.26 m
- True Width: 0.23 m
- From: 503.4 m
- To: 503.66 m
- Hole Depth: 934.9 m
- Intercept Depth: 503.4 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK043:503.4-503.66
- Mining Method: underground

#### Location

- Location: Sub KC 401
- Easting: 15461
- Northing: 4757
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 296.3 °
- Dip: -46 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren antimony grade over an extremely narrow true width, indicating no significant antimony mineralization in this specific interval.

- Positive factor: True width disclosed \(0.23 m\)

- Negative factor: Barren antimony grade \(0.2%\)

- Negative factor: Extremely narrow intercept length \(0.26 m\)

Evidence · table

> 0.2

Context: 0.26

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.23

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK044

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-34)

Costerfield · gold

#### Identity

- Hole ID: CSK044
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0.1
- Grade Unit: g/t
- Intercept: 0.56 m
- True Width: 0.51 m
- From: 496.86 m
- To: 497.42 m
- Hole Depth: 668.01 m
- Intercept Depth: 496.86 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK044:496.86-497.42
- Mining Method: underground

#### Location

- Location: Sub KC 401
- Easting: 15474
- Northing: 4744
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 280.3 °
- Dip: -48 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren gold grade over a narrow true width, indicating no significant gold mineralization in this specific interval.

- Positive factor: True width disclosed \(0.51 m\)

- Negative factor: Barren gold grade \(0.1 g/t\)

- Negative factor: Narrow intercept length \(0.56 m\)

Evidence · table

> 0.1

Context: 0.56

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.51

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK044

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-35)

Costerfield · antimony

#### Identity

- Hole ID: CSK044
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 1.2
- Grade Unit: %
- Intercept: 0.56 m
- True Width: 0.51 m
- From: 496.86 m
- To: 497.42 m
- Hole Depth: 668.01 m
- Intercept Depth: 496.86 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK044:496.86-497.42
- Mining Method: underground

#### Location

- Location: Sub KC 401
- Easting: 15474
- Northing: 4744
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 280.3 °
- Dip: -48 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a significant antimony grade of 1.2% over a narrow true width of 0.51 m, indicating some antimony mineralization.

- Positive factor: Significant antimony grade \(1.2%\)

- Positive factor: True width disclosed \(0.51 m\)

- Negative factor: Narrow intercept length \(0.56 m\)

Evidence · table

> 1.2

Context: 0.56

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.51

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK048

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-36)

Costerfield · gold

#### Identity

- Hole ID: CSK048
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 16.1
- Grade Unit: g/t
- Intercept: 0.37 m
- True Width: 0.34 m
- From: 522.8 m
- To: 523.17 m
- Hole Depth: 752.5 m
- Intercept Depth: 522.8 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK048:522.8-523.17
- Mining Method: underground

#### Location

- Location: Sub KC 401
- Easting: 15474
- Northing: 4745
- CRS: Costerfield Local Mine Grid
- Elevation: 866 m
- Azimuth: 298.9 °
- Dip: -44 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows an exceptional gold grade of 16.1 g/t over a very narrow true width of 0.34 m, indicating high-grade gold mineralization.

- Positive factor: Exceptional gold grade \(16.1 g/t\) for underground mining

- Positive factor: True width disclosed \(0.34 m\)

- Negative factor: Very narrow intercept length \(0.37 m\)

Evidence · table

> 16.1

Context: 0.37

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.34

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK048

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-37)

Costerfield · antimony

#### Identity

- Hole ID: CSK048
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 12.7
- Grade Unit: %
- Intercept: 0.37 m
- True Width: 0.34 m
- From: 522.8 m
- To: 523.17 m
- Hole Depth: 752.5 m
- Intercept Depth: 522.8 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK048:522.8-523.17
- Mining Method: underground

#### Location

- Location: Sub KC 401
- Easting: 15474
- Northing: 4745
- CRS: Costerfield Local Mine Grid
- Elevation: 866 m
- Azimuth: 298.9 °
- Dip: -44 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows an exceptional antimony grade of 12.7% over a very narrow true width of 0.34 m, indicating high-grade antimony mineralization.

- Positive factor: Exceptional antimony grade \(12.7%\)

- Positive factor: True width disclosed \(0.34 m\)

- Negative factor: Very narrow intercept length \(0.37 m\)

Evidence · table

> 12.7

Context: 0.37

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.34

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK032

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-38)

Costerfield · gold

#### Identity

- Hole ID: CSK032
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0
- Grade Unit: g/t
- Intercept: 0.18 m
- True Width: 0.15 m
- From: 461.24 m
- To: 461.42 m
- Hole Depth: 899.5 m
- Intercept Depth: 461.24 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK032:461.24-461.42
- Mining Method: underground

#### Location

- Location: Sub KC 402
- Easting: 15301
- Northing: 5035
- CRS: Costerfield Local Mine Grid
- Elevation: 913 m
- Azimuth: 274.9 °
- Dip: -71.5 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren gold grade over an extremely narrow true width, indicating no significant gold mineralization in this specific interval.

- Positive factor: True width disclosed \(0.15 m\)

- Negative factor: Barren gold grade \(0.0 g/t\)

- Negative factor: Extremely narrow intercept length \(0.18 m\)

Evidence · table

> 0.0

Context: 0.18

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.15

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK032

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-39)

Costerfield · antimony

#### Identity

- Hole ID: CSK032
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0
- Grade Unit: %
- Intercept: 0.18 m
- True Width: 0.15 m
- From: 461.24 m
- To: 461.42 m
- Hole Depth: 899.5 m
- Intercept Depth: 461.24 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK032:461.24-461.42
- Mining Method: underground

#### Location

- Location: Sub KC 402
- Easting: 15301
- Northing: 5035
- CRS: Costerfield Local Mine Grid
- Elevation: 913 m
- Azimuth: 274.9 °
- Dip: -71.5 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren antimony grade over an extremely narrow true width, indicating no significant antimony mineralization in this specific interval.

- Positive factor: True width disclosed \(0.15 m\)

- Negative factor: Barren antimony grade \(0.0%\)

- Negative factor: Extremely narrow intercept length \(0.18 m\)

Evidence · table

> 0.0

Context: 0.18

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.15

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK042

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-40)

Costerfield · gold

#### Identity

- Hole ID: CSK042
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0.1
- Grade Unit: g/t
- Intercept: 0.22 m
- True Width: 0.2 m
- From: 533.22 m
- To: 533.44 m
- Hole Depth: 667.12 m
- Intercept Depth: 533.22 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK042:533.22-533.44
- Mining Method: underground

#### Location

- Location: Sub KC 402
- Easting: 15461
- Northing: 4758
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 302.4 °
- Dip: -50.1 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren gold grade over an extremely narrow true width, indicating no significant gold mineralization in this specific interval.

- Positive factor: True width disclosed \(0.20 m\)

- Negative factor: Barren gold grade \(0.1 g/t\)

- Negative factor: Extremely narrow intercept length \(0.22 m\)

Evidence · table

> 0.1

Context: 0.22

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.2

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK042

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-41)

Costerfield · antimony

#### Identity

- Hole ID: CSK042
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0
- Grade Unit: %
- Intercept: 0.22 m
- True Width: 0.2 m
- From: 533.22 m
- To: 533.44 m
- Hole Depth: 667.12 m
- Intercept Depth: 533.22 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK042:533.22-533.44
- Mining Method: underground

#### Location

- Location: Sub KC 402
- Easting: 15461
- Northing: 4758
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 302.4 °
- Dip: -50.1 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren antimony grade over an extremely narrow true width, indicating no significant antimony mineralization in this specific interval.

- Positive factor: True width disclosed \(0.20 m\)

- Negative factor: Barren antimony grade \(0.0%\)

- Negative factor: Extremely narrow intercept length \(0.22 m\)

Evidence · table

> 0.0

Context: 0.22

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.2

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK043

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-42)

Costerfield · gold

#### Identity

- Hole ID: CSK043
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 73.2
- Grade Unit: g/t
- Intercept: 0.19 m
- True Width: 0.18 m
- From: 511.23 m
- To: 511.42 m
- Hole Depth: 934.9 m
- Intercept Depth: 511.23 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK043:511.23-511.42
- Mining Method: underground

#### Location

- Location: Sub KC 402
- Easting: 15461
- Northing: 4757
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 296.3 °
- Dip: -46 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows an exceptional gold grade of 73.2 g/t over an extremely narrow true width of 0.18 m, indicating high-grade gold mineralization.

- Positive factor: Exceptional gold grade \(73.2 g/t\) for underground mining

- Positive factor: True width disclosed \(0.18 m\)

- Negative factor: Extremely narrow intercept length \(0.19 m\)

Evidence · table

> 73.2

Context: 0.19

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.18

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK043

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-43)

Costerfield · antimony

#### Identity

- Hole ID: CSK043
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 18.8
- Grade Unit: %
- Intercept: 0.19 m
- True Width: 0.18 m
- From: 511.23 m
- To: 511.42 m
- Hole Depth: 934.9 m
- Intercept Depth: 511.23 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK043:511.23-511.42
- Mining Method: underground

#### Location

- Location: Sub KC 402
- Easting: 15461
- Northing: 4757
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 296.3 °
- Dip: -46 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows an exceptional antimony grade of 18.8% over an extremely narrow true width of 0.18 m, indicating high-grade antimony mineralization.

- Positive factor: Exceptional antimony grade \(18.8%\)

- Positive factor: True width disclosed \(0.18 m\)

- Negative factor: Extremely narrow intercept length \(0.19 m\)

Evidence · table

> 18.8

Context: 0.19

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.18

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK044

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-44)

Costerfield · gold

#### Identity

- Hole ID: CSK044
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 1.6
- Grade Unit: g/t
- Intercept: 0.85 m
- True Width: 0.84 m
- From: 504.42 m
- To: 505.27 m
- Hole Depth: 668.01 m
- Intercept Depth: 504.42 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK044:504.42-505.27
- Mining Method: underground

#### Location

- Location: Sub KC 402
- Easting: 15474
- Northing: 4744
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 280.3 °
- Dip: -48 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a weak gold grade over a narrow true width, indicating minor gold mineralization.

- Positive factor: True width disclosed \(0.84 m\)

- Negative factor: Weak gold grade \(1.6 g/t\) for underground mining

- Negative factor: Narrow intercept length \(0.85 m\)

Evidence · table

> 1.6

Context: 0.85

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.84

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK044

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-45)

Costerfield · antimony

#### Identity

- Hole ID: CSK044
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0.1
- Grade Unit: %
- Intercept: 0.85 m
- True Width: 0.84 m
- From: 504.42 m
- To: 505.27 m
- Hole Depth: 668.01 m
- Intercept Depth: 504.42 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK044:504.42-505.27
- Mining Method: underground

#### Location

- Location: Sub KC 402
- Easting: 15474
- Northing: 4744
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 280.3 °
- Dip: -48 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren antimony grade over a narrow true width, indicating no significant antimony mineralization in this specific interval.

- Positive factor: True width disclosed \(0.84 m\)

- Negative factor: Barren antimony grade \(0.1%\)

- Negative factor: Narrow intercept length \(0.85 m\)

Evidence · table

> 0.1

Context: 0.85

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.84

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK046

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-46)

Costerfield · gold

#### Identity

- Hole ID: CSK046
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0.3
- Grade Unit: g/t
- Intercept: 0.16 m
- True Width: 0.15 m
- From: 525.64 m
- To: 525.8 m
- Hole Depth: 659.14 m
- Intercept Depth: 525.64 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK046:525.64-525.8
- Mining Method: underground

#### Location

- Location: Sub KC 402
- Easting: 15461
- Northing: 4757
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 297.6 °
- Dip: -48.1 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren gold grade over an extremely narrow true width, indicating no significant gold mineralization in this specific interval.

- Positive factor: True width disclosed \(0.15 m\)

- Negative factor: Barren gold grade \(0.3 g/t\)

- Negative factor: Extremely narrow intercept length \(0.16 m\)

Evidence · table

> 0.3

Context: 0.16

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.15

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK046

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-47)

Costerfield · antimony

#### Identity

- Hole ID: CSK046
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0
- Grade Unit: %
- Intercept: 0.16 m
- True Width: 0.15 m
- From: 525.64 m
- To: 525.8 m
- Hole Depth: 659.14 m
- Intercept Depth: 525.64 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK046:525.64-525.8
- Mining Method: underground

#### Location

- Location: Sub KC 402
- Easting: 15461
- Northing: 4757
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 297.6 °
- Dip: -48.1 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren antimony grade over an extremely narrow true width, indicating no significant antimony mineralization in this specific interval.

- Positive factor: True width disclosed \(0.15 m\)

- Negative factor: Barren antimony grade \(0.0%\)

- Negative factor: Extremely narrow intercept length \(0.16 m\)

Evidence · table

> 0.0

Context: 0.16

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.15

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK048

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-48)

Costerfield · gold

#### Identity

- Hole ID: CSK048
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 10.6
- Grade Unit: g/t
- Intercept: 0.2 m
- True Width: 0.19 m
- From: 531.03 m
- To: 531.23 m
- Hole Depth: 752.5 m
- Intercept Depth: 531.03 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK048:531.03-531.23
- Mining Method: underground

#### Location

- Location: Sub KC 402
- Easting: 15474
- Northing: 4745
- CRS: Costerfield Local Mine Grid
- Elevation: 866 m
- Azimuth: 298.9 °
- Dip: -44 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a strong gold grade of 10.6 g/t over an extremely narrow true width of 0.19 m, indicating good gold mineralization.

- Positive factor: Strong gold grade \(10.6 g/t\) for underground mining

- Positive factor: True width disclosed \(0.19 m\)

- Negative factor: Extremely narrow intercept length \(0.2 m\)

Evidence · table

> 10.6

Context: 0.20

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.19

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK048

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-49)

Costerfield · antimony

#### Identity

- Hole ID: CSK048
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 26.2
- Grade Unit: %
- Intercept: 0.2 m
- True Width: 0.19 m
- From: 531.03 m
- To: 531.23 m
- Hole Depth: 752.5 m
- Intercept Depth: 531.03 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK048:531.03-531.23
- Mining Method: underground

#### Location

- Location: Sub KC 402
- Easting: 15474
- Northing: 4745
- CRS: Costerfield Local Mine Grid
- Elevation: 866 m
- Azimuth: 298.9 °
- Dip: -44 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows an exceptional antimony grade of 26.2% over an extremely narrow true width of 0.19 m, indicating high-grade antimony mineralization.

- Positive factor: Exceptional antimony grade \(26.2%\)

- Positive factor: True width disclosed \(0.19 m\)

- Negative factor: Extremely narrow intercept length \(0.2 m\)

Evidence · table

> 26.2

Context: 0.20

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.19

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK042

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-50)

Costerfield · gold

#### Identity

- Hole ID: CSK042
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0
- Grade Unit: g/t
- Intercept: 0.13 m
- True Width: 0.12 m
- From: 497.87 m
- To: 498 m
- Hole Depth: 667.12 m
- Intercept Depth: 497.87 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK042:497.87-498
- Mining Method: underground

#### Location

- Location: Sub KC 405
- Easting: 15461
- Northing: 4758
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 302.4 °
- Dip: -50.1 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren gold grade over an extremely narrow true width, indicating no significant gold mineralization in this specific interval.

- Positive factor: True width disclosed \(0.12 m\)

- Negative factor: Barren gold grade \(0.0 g/t\)

- Negative factor: Extremely narrow intercept length \(0.13 m\)

Evidence · table

> 0.0

Context: 0.13

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.12

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK042

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-51)

Costerfield · antimony

#### Identity

- Hole ID: CSK042
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0
- Grade Unit: %
- Intercept: 0.13 m
- True Width: 0.12 m
- From: 497.87 m
- To: 498 m
- Hole Depth: 667.12 m
- Intercept Depth: 497.87 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK042:497.87-498
- Mining Method: underground

#### Location

- Location: Sub KC 405
- Easting: 15461
- Northing: 4758
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 302.4 °
- Dip: -50.1 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren antimony grade over an extremely narrow true width, indicating no significant antimony mineralization in this specific interval.

- Positive factor: True width disclosed \(0.12 m\)

- Negative factor: Barren antimony grade \(0.0%\)

- Negative factor: Extremely narrow intercept length \(0.13 m\)

Evidence · table

> 0.0

Context: 0.13

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.12

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK043

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-52)

Costerfield · gold

#### Identity

- Hole ID: CSK043
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 3.2
- Grade Unit: g/t
- Intercept: 0.11 m
- True Width: 0.1 m
- From: 491.1 m
- To: 491.21 m
- Hole Depth: 934.9 m
- Intercept Depth: 491.1 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK043:491.1-491.21
- Mining Method: underground

#### Location

- Location: Sub KC 405
- Easting: 15461
- Northing: 4757
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 296.3 °
- Dip: -46 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a moderate gold grade of 3.2 g/t over an extremely narrow true width of 0.10 m, indicating some gold mineralization.

- Positive factor: Moderate gold grade \(3.2 g/t\) for underground mining

- Positive factor: True width disclosed \(0.10 m\)

- Negative factor: Extremely narrow intercept length \(0.11 m\)

Evidence · table

> 3.2

Context: 0.11

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.1

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK043

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-53)

Costerfield · antimony

#### Identity

- Hole ID: CSK043
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0
- Grade Unit: %
- Intercept: 0.11 m
- True Width: 0.1 m
- From: 491.1 m
- To: 491.21 m
- Hole Depth: 934.9 m
- Intercept Depth: 491.1 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK043:491.1-491.21
- Mining Method: underground

#### Location

- Location: Sub KC 405
- Easting: 15461
- Northing: 4757
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 296.3 °
- Dip: -46 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren antimony grade over an extremely narrow true width, indicating no significant antimony mineralization in this specific interval.

- Positive factor: True width disclosed \(0.10 m\)

- Negative factor: Barren antimony grade \(0.0%\)

- Negative factor: Extremely narrow intercept length \(0.11 m\)

Evidence · table

> 0.0

Context: 0.11

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.1

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK044

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-54)

Costerfield · gold

#### Identity

- Hole ID: CSK044
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 1.9
- Grade Unit: g/t
- Intercept: 0.3 m
- True Width: 0.3 m
- From: 484.73 m
- To: 485.03 m
- Hole Depth: 668.01 m
- Intercept Depth: 484.73 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK044:484.73-485.03
- Mining Method: underground

#### Location

- Location: Sub KC 405
- Easting: 15474
- Northing: 4744
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 280.3 °
- Dip: -48 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a weak gold grade over a very narrow true width, indicating minor gold mineralization.

- Positive factor: True width disclosed \(0.30 m\)

- Negative factor: Weak gold grade \(1.9 g/t\) for underground mining

- Negative factor: Very narrow intercept length \(0.3 m\)

Evidence · table

> 1.9

Context: 0.30

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.3

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK044

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-55)

Costerfield · antimony

#### Identity

- Hole ID: CSK044
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0
- Grade Unit: %
- Intercept: 0.3 m
- True Width: 0.3 m
- From: 484.73 m
- To: 485.03 m
- Hole Depth: 668.01 m
- Intercept Depth: 484.73 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK044:484.73-485.03
- Mining Method: underground

#### Location

- Location: Sub KC 405
- Easting: 15474
- Northing: 4744
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 280.3 °
- Dip: -48 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren antimony grade over a very narrow true width, indicating no significant antimony mineralization in this specific interval.

- Positive factor: True width disclosed \(0.30 m\)

- Negative factor: Barren antimony grade \(0.0%\)

- Negative factor: Very narrow intercept length \(0.3 m\)

Evidence · table

> 0.0

Context: 0.30

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.3

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK048

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-56)

Costerfield · gold

#### Identity

- Hole ID: CSK048
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 22.9
- Grade Unit: g/t
- Intercept: 0.13 m
- True Width: 0.12 m
- From: 508.43 m
- To: 508.56 m
- Hole Depth: 752.5 m
- Intercept Depth: 508.43 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK048:508.43-508.56
- Mining Method: underground

#### Location

- Location: Sub KC 405
- Easting: 15474
- Northing: 4745
- CRS: Costerfield Local Mine Grid
- Elevation: 866 m
- Azimuth: 298.9 °
- Dip: -44 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows an exceptional gold grade of 22.9 g/t over an extremely narrow true width of 0.12 m, indicating high-grade gold mineralization.

- Positive factor: Exceptional gold grade \(22.9 g/t\) for underground mining

- Positive factor: True width disclosed \(0.12 m\)

- Negative factor: Extremely narrow intercept length \(0.13 m\)

Evidence · table

> 22.9

Context: 0.13

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.12

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK048

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-57)

Costerfield · antimony

#### Identity

- Hole ID: CSK048
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 11.3
- Grade Unit: %
- Intercept: 0.13 m
- True Width: 0.12 m
- From: 508.43 m
- To: 508.56 m
- Hole Depth: 752.5 m
- Intercept Depth: 508.43 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK048:508.43-508.56
- Mining Method: underground

#### Location

- Location: Sub KC 405
- Easting: 15474
- Northing: 4745
- CRS: Costerfield Local Mine Grid
- Elevation: 866 m
- Azimuth: 298.9 °
- Dip: -44 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows an exceptional antimony grade of 11.3% over an extremely narrow true width of 0.12 m, indicating high-grade antimony mineralization.

- Positive factor: Exceptional antimony grade \(11.3%\)

- Positive factor: True width disclosed \(0.12 m\)

- Negative factor: Extremely narrow intercept length \(0.13 m\)

Evidence · table

> 11.3

Context: 0.13

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.12

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK043

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-58)

Costerfield · gold

#### Identity

- Hole ID: CSK043
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0.7
- Grade Unit: g/t
- Intercept: 1.39 m
- True Width: 1.15 m
- From: 547.7 m
- To: 549.09 m
- Hole Depth: 934.9 m
- Intercept Depth: 547.7 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK043:547.7-549.09
- Mining Method: underground

#### Location

- Location: Sub KC 410
- Easting: 15461
- Northing: 4757
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 296.3 °
- Dip: -46 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a weak gold grade over a narrow true width, indicating minor gold mineralization.

- Positive factor: True width disclosed \(1.15 m\)

- Negative factor: Weak gold grade \(0.7 g/t\) for underground mining

- Negative factor: Narrow intercept length \(1.39 m\)

Evidence · table

> 0.7

Context: 1.39

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 1.15

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK043

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-59)

Costerfield · antimony

#### Identity

- Hole ID: CSK043
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0.3
- Grade Unit: %
- Intercept: 1.39 m
- True Width: 1.15 m
- From: 547.7 m
- To: 549.09 m
- Hole Depth: 934.9 m
- Intercept Depth: 547.7 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK043:547.7-549.09
- Mining Method: underground

#### Location

- Location: Sub KC 410
- Easting: 15461
- Northing: 4757
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 296.3 °
- Dip: -46 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a significant antimony grade of 0.3% over a narrow true width of 1.15 m, indicating some antimony mineralization.

- Positive factor: Significant antimony grade \(0.3%\)

- Positive factor: True width disclosed \(1.15 m\)

- Negative factor: Narrow intercept length \(1.39 m\)

Evidence · table

> 0.3

Context: 1.39

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 1.15

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK044

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-60)

Costerfield · gold

#### Identity

- Hole ID: CSK044
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 28.2
- Grade Unit: g/t
- Intercept: 0.99 m
- True Width: 0.82 m
- From: 536.7 m
- To: 537.69 m
- Hole Depth: 668.01 m
- Intercept Depth: 536.7 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK044:536.7-537.69
- Mining Method: underground

#### Location

- Location: Sub KC 410
- Easting: 15474
- Northing: 4744
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 280.3 °
- Dip: -48 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows an exceptional gold grade of 28.2 g/t over a narrow true width of 0.82 m, representing a significant high-grade infill result in the Sub KC system.

- Positive factor: Exceptional gold grade \(28.2 g/t\) for underground mining

- Positive factor: True width disclosed \(0.82 m\)

- Positive factor: High-grade infill intercept in Sub KC system

- Negative factor: Narrow intercept length \(0.99 m\)

Evidence · table

> 28.2

Context: 0.99

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.82

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK044

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-61)

Costerfield · antimony

#### Identity

- Hole ID: CSK044
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0
- Grade Unit: %
- Intercept: 0.99 m
- True Width: 0.82 m
- From: 536.7 m
- To: 537.69 m
- Hole Depth: 668.01 m
- Intercept Depth: 536.7 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK044:536.7-537.69
- Mining Method: underground

#### Location

- Location: Sub KC 410
- Easting: 15474
- Northing: 4744
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 280.3 °
- Dip: -48 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren antimony grade over a narrow true width, indicating no significant antimony mineralization in this specific interval.

- Positive factor: True width disclosed \(0.82 m\)

- Negative factor: Barren antimony grade \(0.0%\)

- Negative factor: Narrow intercept length \(0.99 m\)

Evidence · table

> 0.0

Context: 0.99

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.82

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK045

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-62)

Costerfield · gold

#### Identity

- Hole ID: CSK045
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 8.6
- Grade Unit: g/t
- Intercept: 0.25 m
- True Width: 0.2 m
- From: 549.38 m
- To: 549.63 m
- Hole Depth: 760.5 m
- Intercept Depth: 549.38 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK045:549.38-549.63
- Mining Method: underground

#### Location

- Location: Sub KC 410
- Easting: 15461
- Northing: 4756
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 285.2 °
- Dip: -52.6 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a strong gold grade of 8.6 g/t over an extremely narrow true width of 0.20 m, indicating good gold mineralization.

- Positive factor: Strong gold grade \(8.6 g/t\) for underground mining

- Positive factor: True width disclosed \(0.20 m\)

- Negative factor: Extremely narrow intercept length \(0.25 m\)

Evidence · table

> 8.6

Context: 0.25

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.2

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK045

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-63)

Costerfield · antimony

#### Identity

- Hole ID: CSK045
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0.3
- Grade Unit: %
- Intercept: 0.25 m
- True Width: 0.2 m
- From: 549.38 m
- To: 549.63 m
- Hole Depth: 760.5 m
- Intercept Depth: 549.38 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK045:549.38-549.63
- Mining Method: underground

#### Location

- Location: Sub KC 410
- Easting: 15461
- Northing: 4756
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 285.2 °
- Dip: -52.6 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a significant antimony grade of 0.3% over an extremely narrow true width of 0.20 m, indicating some antimony mineralization.

- Positive factor: Significant antimony grade \(0.3%\)

- Positive factor: True width disclosed \(0.20 m\)

- Negative factor: Extremely narrow intercept length \(0.25 m\)

Evidence · table

> 0.3

Context: 0.25

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.2

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK045W1

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-64)

Costerfield · gold

#### Identity

- Hole ID: CSK045W1
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 1
- Grade Unit: g/t
- Intercept: 3.26 m
- True Width: 2.7 m
- From: 543.82 m
- To: 547.08 m
- Hole Depth: 600 m
- Intercept Depth: 543.82 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK045W1:543.82-547.08
- Mining Method: underground

#### Location

- Location: Sub KC 410
- Easting: 15461
- Northing: 4756
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 285.2 °
- Dip: -52.6 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a weak gold grade over a narrow true width, indicating minor gold mineralization.

- Positive factor: True width disclosed \(2.7 m\)

- Negative factor: Weak gold grade \(1.0 g/t\) for underground mining

- Negative factor: Narrow intercept length \(3.26 m\)

Evidence · table

> 1.0

Context: 3.26

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 2.7

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK045W1

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-65)

Costerfield · antimony

#### Identity

- Hole ID: CSK045W1
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0.7
- Grade Unit: %
- Intercept: 3.26 m
- True Width: 2.7 m
- From: 543.82 m
- To: 547.08 m
- Hole Depth: 600 m
- Intercept Depth: 543.82 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK045W1:543.82-547.08
- Mining Method: underground

#### Location

- Location: Sub KC 410
- Easting: 15461
- Northing: 4756
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 285.2 °
- Dip: -52.6 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a significant antimony grade of 0.7% over a narrow true width of 2.7 m, indicating some antimony mineralization.

- Positive factor: Significant antimony grade \(0.7%\)

- Positive factor: True width disclosed \(2.7 m\)

- Negative factor: Narrow intercept length \(3.26 m\)

Evidence · table

> 0.7

Context: 3.26

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 2.7

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK043

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-66)

Costerfield · gold

#### Identity

- Hole ID: CSK043
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 192
- Grade Unit: g/t
- Intercept: 0.17 m
- True Width: 0.07 m
- From: 712.3 m
- To: 712.47 m
- Hole Depth: 934.9 m
- Intercept Depth: 712.3 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK043:712.3-712.47
- Mining Method: underground

#### Location

- Location: Sub KC 420
- Easting: 15461
- Northing: 4757
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 296.3 °
- Dip: -46 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows an exceptional gold grade of 192.0 g/t over an extremely narrow true width of 0.07 m, representing a significant high-grade infill result in the Sub KC system.

- Positive factor: Exceptional gold grade \(192.0 g/t\) for underground mining

- Positive factor: True width disclosed \(0.07 m\)

- Positive factor: High-grade infill intercept in Sub KC system

- Negative factor: Extremely narrow intercept length \(0.17 m\)

Evidence · table

> 192.0

Context: 0.17

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.07

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK043

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-67)

Costerfield · antimony

#### Identity

- Hole ID: CSK043
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0
- Grade Unit: %
- Intercept: 0.17 m
- True Width: 0.07 m
- From: 712.3 m
- To: 712.47 m
- Hole Depth: 934.9 m
- Intercept Depth: 712.3 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK043:712.3-712.47
- Mining Method: underground

#### Location

- Location: Sub KC 420
- Easting: 15461
- Northing: 4757
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 296.3 °
- Dip: -46 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren antimony grade over an extremely narrow true width, indicating no significant antimony mineralization in this specific interval.

- Positive factor: True width disclosed \(0.07 m\)

- Negative factor: Barren antimony grade \(0.0%\)

- Negative factor: Extremely narrow intercept length \(0.17 m\)

Evidence · table

> 0.0

Context: 0.17

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.07

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK045

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-68)

Costerfield · gold

#### Identity

- Hole ID: CSK045
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0.2
- Grade Unit: g/t
- Intercept: 1 m
- True Width: 0.4 m
- From: 670.9 m
- To: 671.9 m
- Hole Depth: 760.5 m
- Intercept Depth: 670.9 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK045:670.9-671.9
- Mining Method: underground

#### Location

- Location: Sub KC 420
- Easting: 15461
- Northing: 4756
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 285.2 °
- Dip: -52.6 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren gold grade over a narrow true width, indicating no significant gold mineralization in this specific interval.

- Positive factor: True width disclosed \(0.40 m\)

- Negative factor: Barren gold grade \(0.2 g/t\)

- Negative factor: Narrow intercept length \(1.0 m\)

Evidence · table

> 0.2

Context: 1.00

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.4

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK045

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-69)

Costerfield · antimony

#### Identity

- Hole ID: CSK045
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0
- Grade Unit: %
- Intercept: 1 m
- True Width: 0.4 m
- From: 670.9 m
- To: 671.9 m
- Hole Depth: 760.5 m
- Intercept Depth: 670.9 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK045:670.9-671.9
- Mining Method: underground

#### Location

- Location: Sub KC 420
- Easting: 15461
- Northing: 4756
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 285.2 °
- Dip: -52.6 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren antimony grade over a narrow true width, indicating no significant antimony mineralization in this specific interval.

- Positive factor: True width disclosed \(0.40 m\)

- Negative factor: Barren antimony grade \(0.0%\)

- Negative factor: Narrow intercept length \(1.0 m\)

Evidence · table

> 0.0

Context: 1.00

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.4

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK035

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-70)

Costerfield · gold

#### Identity

- Hole ID: CSK035
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0
- Grade Unit: g/t
- Intercept: 0.13 m
- True Width: 0.1 m
- From: 942.41 m
- To: 942.54 m
- Hole Depth: 995.57 m
- Intercept Depth: 942.41 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK035:942.41-942.54
- Mining Method: underground

#### Location

- Location: Sub KC 425
- Easting: 15463
- Northing: 4489
- CRS: Costerfield Local Mine Grid
- Elevation: 1030 m
- Azimuth: 287.9 °
- Dip: -79 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren gold grade over an extremely narrow true width, indicating no significant gold mineralization in this specific interval.

- Positive factor: True width disclosed \(0.10 m\)

- Negative factor: Barren gold grade \(0.0 g/t\)

- Negative factor: Extremely narrow intercept length \(0.13 m\)

Evidence · table

> 0.0

Context: 0.13

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.1

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK035

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-71)

Costerfield · antimony

#### Identity

- Hole ID: CSK035
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0
- Grade Unit: %
- Intercept: 0.13 m
- True Width: 0.1 m
- From: 942.41 m
- To: 942.54 m
- Hole Depth: 995.57 m
- Intercept Depth: 942.41 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK035:942.41-942.54
- Mining Method: underground

#### Location

- Location: Sub KC 425
- Easting: 15463
- Northing: 4489
- CRS: Costerfield Local Mine Grid
- Elevation: 1030 m
- Azimuth: 287.9 °
- Dip: -79 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren antimony grade over an extremely narrow true width, indicating no significant antimony mineralization in this specific interval.

- Positive factor: True width disclosed \(0.10 m\)

- Negative factor: Barren antimony grade \(0.0%\)

- Negative factor: Extremely narrow intercept length \(0.13 m\)

Evidence · table

> 0.0

Context: 0.13

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.1

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK040

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-72)

Costerfield · gold

#### Identity

- Hole ID: CSK040
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0.1
- Grade Unit: g/t
- Intercept: 0.69 m
- True Width: 0.4 m
- From: 667.34 m
- To: 668.03 m
- Hole Depth: 732.57 m
- Intercept Depth: 667.34 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK040:667.34-668.03
- Mining Method: underground

#### Location

- Location: Sub KC 425
- Easting: 15474
- Northing: 4744
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 290 °
- Dip: -55.6 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren gold grade over a narrow true width, indicating no significant gold mineralization in this specific interval.

- Positive factor: True width disclosed \(0.40 m\)

- Negative factor: Barren gold grade \(0.1 g/t\)

- Negative factor: Narrow intercept length \(0.69 m\)

Evidence · table

> 0.1

Context: 0.69

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.4

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK040

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-73)

Costerfield · antimony

#### Identity

- Hole ID: CSK040
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0
- Grade Unit: %
- Intercept: 0.69 m
- True Width: 0.4 m
- From: 667.34 m
- To: 668.03 m
- Hole Depth: 732.57 m
- Intercept Depth: 667.34 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK040:667.34-668.03
- Mining Method: underground

#### Location

- Location: Sub KC 425
- Easting: 15474
- Northing: 4744
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 290 °
- Dip: -55.6 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren antimony grade over a narrow true width, indicating no significant antimony mineralization in this specific interval.

- Positive factor: True width disclosed \(0.40 m\)

- Negative factor: Barren antimony grade \(0.0%\)

- Negative factor: Narrow intercept length \(0.69 m\)

Evidence · table

> 0.0

Context: 0.69

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.4

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK040W1

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-74)

Costerfield · gold

#### Identity

- Hole ID: CSK040W1
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 3.2
- Grade Unit: g/t
- Intercept: 1.95 m
- True Width: 1.24 m
- From: 634.05 m
- To: 636 m
- Hole Depth: 656.4 m
- Intercept Depth: 634.05 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK040W1:634.05-636
- Mining Method: underground

#### Location

- Location: Sub KC 425
- Easting: 15474
- Northing: 4744
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 290 °
- Dip: -55.6 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a moderate gold grade of 3.2 g/t over a narrow true width of 1.24 m, indicating some gold mineralization.

- Positive factor: Moderate gold grade \(3.2 g/t\) for underground mining

- Positive factor: True width disclosed \(1.24 m\)

- Negative factor: Narrow intercept length \(1.95 m\)

Evidence · table

> 3.2

Context: 1.95

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 1.24

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK040W1

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-75)

Costerfield · antimony

#### Identity

- Hole ID: CSK040W1
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0
- Grade Unit: %
- Intercept: 1.95 m
- True Width: 1.24 m
- From: 634.05 m
- To: 636 m
- Hole Depth: 656.4 m
- Intercept Depth: 634.05 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK040W1:634.05-636
- Mining Method: underground

#### Location

- Location: Sub KC 425
- Easting: 15474
- Northing: 4744
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 290 °
- Dip: -55.6 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren antimony grade over a narrow true width, indicating no significant antimony mineralization in this specific interval.

- Positive factor: True width disclosed \(1.24 m\)

- Negative factor: Barren antimony grade \(0.0%\)

- Negative factor: Narrow intercept length \(1.95 m\)

Evidence · table

> 0.0

Context: 1.95

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 1.24

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK042

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-76)

Costerfield · gold

#### Identity

- Hole ID: CSK042
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 52.3
- Grade Unit: g/t
- Intercept: 0.23 m
- True Width: 0.12 m
- From: 624.48 m
- To: 624.71 m
- Hole Depth: 667.12 m
- Intercept Depth: 624.48 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK042:624.48-624.71
- Mining Method: underground

#### Location

- Location: Sub KC 425
- Easting: 15461
- Northing: 4758
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 302.4 °
- Dip: -50.1 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows an exceptional gold grade of 52.3 g/t over an extremely narrow true width of 0.12 m, indicating high-grade gold mineralization.

- Positive factor: Exceptional gold grade \(52.3 g/t\) for underground mining

- Positive factor: True width disclosed \(0.12 m\)

- Negative factor: Extremely narrow intercept length \(0.23 m\)

Evidence · table

> 52.3

Context: 0.23

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.12

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### CSK042

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-77)

Costerfield · antimony

#### Identity

- Hole ID: CSK042
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0
- Grade Unit: %
- Intercept: 0.23 m
- True Width: 0.12 m
- From: 624.48 m
- To: 624.71 m
- Hole Depth: 667.12 m
- Intercept Depth: 624.48 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: CSK042:624.48-624.71
- Mining Method: underground

#### Location

- Location: Sub KC 425
- Easting: 15461
- Northing: 4758
- CRS: Costerfield Local Mine Grid
- Elevation: 865 m
- Azimuth: 302.4 °
- Dip: -50.1 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren antimony grade over an extremely narrow true width, indicating no significant antimony mineralization in this specific interval.

- Positive factor: True width disclosed \(0.12 m\)

- Negative factor: Barren antimony grade \(0.0%\)

- Negative factor: Extremely narrow intercept length \(0.23 m\)

Evidence · table

> 0.0

Context: 0.23

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.12

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD269

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-78)

Costerfield · gold

#### Identity

- Hole ID: AD269
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 2.8
- Grade Unit: g/t
- Intercept: 2.18 m
- True Width: 0.78 m
- From: 106.2 m
- To: 108.38 m
- Hole Depth: 142.8 m
- Intercept Depth: 106.2 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD269:106.2-108.38
- Mining Method: underground

#### Location

- Location: Cuffley Assoc.
- Easting: 15239
- Northing: 4806
- CRS: Costerfield Local Mine Grid
- Elevation: 968 m
- Azimuth: 331.2 °
- Dip: -19.3 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a moderate gold grade of 2.8 g/t over a narrow true width of 0.78 m, indicating some gold mineralization.

- Positive factor: Moderate gold grade \(2.8 g/t\) for underground mining

- Positive factor: True width disclosed \(0.78 m\)

- Negative factor: Narrow intercept length \(2.18 m\)

Evidence · table

> 2.8

Context: 2.18

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.78

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD269

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-79)

Costerfield · antimony

#### Identity

- Hole ID: AD269
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 1
- Grade Unit: %
- Intercept: 2.18 m
- True Width: 0.78 m
- From: 106.2 m
- To: 108.38 m
- Hole Depth: 142.8 m
- Intercept Depth: 106.2 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD269:106.2-108.38
- Mining Method: underground

#### Location

- Location: Cuffley Assoc.
- Easting: 15239
- Northing: 4806
- CRS: Costerfield Local Mine Grid
- Elevation: 968 m
- Azimuth: 331.2 °
- Dip: -19.3 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a significant antimony grade of 1.0% over a narrow true width of 0.78 m, indicating some antimony mineralization.

- Positive factor: Significant antimony grade \(1.0%\)

- Positive factor: True width disclosed \(0.78 m\)

- Negative factor: Narrow intercept length \(2.18 m\)

Evidence · table

> 1.0

Context: 2.18

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.78

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD269

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-80)

Costerfield · gold

#### Identity

- Hole ID: AD269
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 1.8
- Grade Unit: g/t
- Intercept: 0.3 m
- True Width: 0.12 m
- From: 111.51 m
- To: 111.81 m
- Hole Depth: 142.8 m
- Intercept Depth: 111.51 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD269:111.51-111.81
- Mining Method: underground

#### Location

- Location: Cuffley Assoc.
- Easting: 15239
- Northing: 4806
- CRS: Costerfield Local Mine Grid
- Elevation: 968 m
- Azimuth: 331.2 °
- Dip: -19.3 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a weak gold grade over a very narrow true width, indicating minor gold mineralization.

- Positive factor: True width disclosed \(0.12 m\)

- Negative factor: Weak gold grade \(1.8 g/t\) for underground mining

- Negative factor: Very narrow intercept length \(0.3 m\)

Evidence · table

> 1.8

Context: 0.30

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.12

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD269

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-81)

Costerfield · antimony

#### Identity

- Hole ID: AD269
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 11.4
- Grade Unit: %
- Intercept: 0.3 m
- True Width: 0.12 m
- From: 111.51 m
- To: 111.81 m
- Hole Depth: 142.8 m
- Intercept Depth: 111.51 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD269:111.51-111.81
- Mining Method: underground

#### Location

- Location: Cuffley Assoc.
- Easting: 15239
- Northing: 4806
- CRS: Costerfield Local Mine Grid
- Elevation: 968 m
- Azimuth: 331.2 °
- Dip: -19.3 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows an exceptional antimony grade of 11.4% over a very narrow true width of 0.12 m, indicating high-grade antimony mineralization.

- Positive factor: Exceptional antimony grade \(11.4%\)

- Positive factor: True width disclosed \(0.12 m\)

- Negative factor: Very narrow intercept length \(0.3 m\)

Evidence · table

> 11.4

Context: 0.30

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.12

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD277

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-82)

Costerfield · gold

#### Identity

- Hole ID: AD277
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 5.9
- Grade Unit: g/t
- Intercept: 0.11 m
- True Width: 0.09 m
- From: 77.92 m
- To: 78.03 m
- Hole Depth: 156.09 m
- Intercept Depth: 77.92 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD277:77.92-78.03
- Mining Method: underground

#### Location

- Location: Cuffley Assoc.
- Easting: 15238
- Northing: 4800
- CRS: Costerfield Local Mine Grid
- Elevation: 969 m
- Azimuth: 305.2 °
- Dip: 24 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a strong gold grade of 5.9 g/t over an extremely narrow true width of 0.09 m, indicating good gold mineralization.

- Positive factor: Strong gold grade \(5.9 g/t\) for underground mining

- Positive factor: True width disclosed \(0.09 m\)

- Negative factor: Extremely narrow intercept length \(0.11 m\)

Evidence · table

> 5.9

Context: 0.11

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.09

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD277

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-83)

Costerfield · antimony

#### Identity

- Hole ID: AD277
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 14.7
- Grade Unit: %
- Intercept: 0.11 m
- True Width: 0.09 m
- From: 77.92 m
- To: 78.03 m
- Hole Depth: 156.09 m
- Intercept Depth: 77.92 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD277:77.92-78.03
- Mining Method: underground

#### Location

- Location: Cuffley Assoc.
- Easting: 15238
- Northing: 4800
- CRS: Costerfield Local Mine Grid
- Elevation: 969 m
- Azimuth: 305.2 °
- Dip: 24 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows an exceptional antimony grade of 14.7% over an extremely narrow true width of 0.09 m, indicating high-grade antimony mineralization.

- Positive factor: Exceptional antimony grade \(14.7%\)

- Positive factor: True width disclosed \(0.09 m\)

- Negative factor: Extremely narrow intercept length \(0.11 m\)

Evidence · table

> 14.7

Context: 0.11

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.09

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD277

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-84)

Costerfield · gold

#### Identity

- Hole ID: AD277
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 2.3
- Grade Unit: g/t
- Intercept: 0.44 m
- True Width: 0.36 m
- From: 79.23 m
- To: 79.67 m
- Hole Depth: 156.09 m
- Intercept Depth: 79.23 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD277:79.23-79.67
- Mining Method: underground

#### Location

- Location: Cuffley Assoc.
- Easting: 15238
- Northing: 4800
- CRS: Costerfield Local Mine Grid
- Elevation: 969 m
- Azimuth: 305.2 °
- Dip: 24 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a weak gold grade over a very narrow true width, indicating minor gold mineralization.

- Positive factor: True width disclosed \(0.36 m\)

- Negative factor: Weak gold grade \(2.3 g/t\) for underground mining

- Negative factor: Very narrow intercept length \(0.44 m\)

Evidence · table

> 2.3

Context: 0.44

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.36

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD277

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-85)

Costerfield · antimony

#### Identity

- Hole ID: AD277
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 1.9
- Grade Unit: %
- Intercept: 0.44 m
- True Width: 0.36 m
- From: 79.23 m
- To: 79.67 m
- Hole Depth: 156.09 m
- Intercept Depth: 79.23 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD277:79.23-79.67
- Mining Method: underground

#### Location

- Location: Cuffley Assoc.
- Easting: 15238
- Northing: 4800
- CRS: Costerfield Local Mine Grid
- Elevation: 969 m
- Azimuth: 305.2 °
- Dip: 24 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a significant antimony grade of 1.9% over a very narrow true width of 0.36 m, indicating some antimony mineralization.

- Positive factor: Significant antimony grade \(1.9%\)

- Positive factor: True width disclosed \(0.36 m\)

- Negative factor: Very narrow intercept length \(0.44 m\)

Evidence · table

> 1.9

Context: 0.44

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.36

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD279

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-86)

Costerfield · gold

#### Identity

- Hole ID: AD279
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 30.3
- Grade Unit: g/t
- Intercept: 0.21 m
- True Width: 0.2 m
- From: 78.92 m
- To: 79.13 m
- Hole Depth: 98.02 m
- Intercept Depth: 78.92 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD279:78.92-79.13
- Mining Method: underground

#### Location

- Location: Cuffley Assoc.
- Easting: 15238
- Northing: 4805
- CRS: Costerfield Local Mine Grid
- Elevation: 971 m
- Azimuth: 295 °
- Dip: 34.2 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows an exceptional gold grade of 30.3 g/t over an extremely narrow true width of 0.20 m, indicating high-grade gold mineralization.

- Positive factor: Exceptional gold grade \(30.3 g/t\) for underground mining

- Positive factor: True width disclosed \(0.20 m\)

- Negative factor: Extremely narrow intercept length \(0.21 m\)

Evidence · table

> 30.3

Context: 0.21

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.2

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD279

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-87)

Costerfield · antimony

#### Identity

- Hole ID: AD279
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 21.7
- Grade Unit: %
- Intercept: 0.21 m
- True Width: 0.2 m
- From: 78.92 m
- To: 79.13 m
- Hole Depth: 98.02 m
- Intercept Depth: 78.92 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD279:78.92-79.13
- Mining Method: underground

#### Location

- Location: Cuffley Assoc.
- Easting: 15238
- Northing: 4805
- CRS: Costerfield Local Mine Grid
- Elevation: 971 m
- Azimuth: 295 °
- Dip: 34.2 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows an exceptional antimony grade of 21.7% over an extremely narrow true width of 0.20 m, indicating high-grade antimony mineralization.

- Positive factor: Exceptional antimony grade \(21.7%\)

- Positive factor: True width disclosed \(0.20 m\)

- Negative factor: Extremely narrow intercept length \(0.21 m\)

Evidence · table

> 21.7

Context: 0.21

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.2

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD279

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-88)

Costerfield · gold

#### Identity

- Hole ID: AD279
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 99.1
- Grade Unit: g/t
- Intercept: 0.44 m
- True Width: 0.2 m
- From: 80.62 m
- To: 81.06 m
- Hole Depth: 98.02 m
- Intercept Depth: 80.62 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD279:80.62-81.06
- Mining Method: underground

#### Location

- Location: Cuffley Assoc.
- Easting: 15238
- Northing: 4805
- CRS: Costerfield Local Mine Grid
- Elevation: 971 m
- Azimuth: 295 °
- Dip: 34.2 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows an exceptional gold grade of 99.1 g/t over a very narrow true width of 0.20 m, indicating high-grade gold mineralization.

- Positive factor: Exceptional gold grade \(99.1 g/t\) for underground mining

- Positive factor: True width disclosed \(0.20 m\)

- Negative factor: Very narrow intercept length \(0.44 m\)

Evidence · table

> 99.1

Context: 0.44

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.2

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD279

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-89)

Costerfield · antimony

#### Identity

- Hole ID: AD279
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0.1
- Grade Unit: %
- Intercept: 0.44 m
- True Width: 0.2 m
- From: 80.62 m
- To: 81.06 m
- Hole Depth: 98.02 m
- Intercept Depth: 80.62 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD279:80.62-81.06
- Mining Method: underground

#### Location

- Location: Cuffley Assoc.
- Easting: 15238
- Northing: 4805
- CRS: Costerfield Local Mine Grid
- Elevation: 971 m
- Azimuth: 295 °
- Dip: 34.2 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren antimony grade over a very narrow true width, indicating no significant antimony mineralization in this specific interval.

- Positive factor: True width disclosed \(0.20 m\)

- Negative factor: Barren antimony grade \(0.1%\)

- Negative factor: Very narrow intercept length \(0.44 m\)

Evidence · table

> 0.1

Context: 0.44

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.2

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD279

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-90)

Costerfield · gold

#### Identity

- Hole ID: AD279
- Project: Costerfield
- Commodity: gold
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 4.4
- Grade Unit: g/t
- Intercept: 0.8 m
- True Width: 0.59 m
- From: 85.66 m
- To: 86.46 m
- Hole Depth: 98.02 m
- Intercept Depth: 85.66 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD279:85.66-86.46
- Mining Method: underground

#### Location

- Location: Cuffley Assoc.
- Easting: 15238
- Northing: 4805
- CRS: Costerfield Local Mine Grid
- Elevation: 971 m
- Azimuth: 295 °
- Dip: 34.2 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a moderate gold grade of 4.4 g/t over a narrow true width of 0.59 m, indicating some gold mineralization.

- Positive factor: Moderate gold grade \(4.4 g/t\) for underground mining

- Positive factor: True width disclosed \(0.59 m\)

- Negative factor: Narrow intercept length \(0.8 m\)

Evidence · table

> 4.4

Context: 0.80

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.59

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

### AD279

[Link to this fact](https://atlas-extractions.minestarters.com/news/new-high-grade-domain-discovered-at-cuffley--d384bbad-6c22-446c-9efb-e8a59a0b1df1#fact-drill-facts-91)

Costerfield · antimony

#### Identity

- Hole ID: AD279
- Project: Costerfield
- Commodity: antimony
- Region: australia\_vic
- Reported Region: australia\_vic
- Ticker: ALK

#### Geometry

- Grade: 0.2
- Grade Unit: %
- Intercept: 0.8 m
- True Width: 0.59 m
- From: 85.66 m
- To: 86.46 m
- Hole Depth: 98.02 m
- Intercept Depth: 85.66 m

#### Classification

- Deposit Type: orogenic
- Program: mixed
- Sample Type: drill
- Group ID: AD279:85.66-86.46
- Mining Method: underground

#### Location

- Location: Cuffley Assoc.
- Easting: 15238
- Northing: 4805
- CRS: Costerfield Local Mine Grid
- Elevation: 971 m
- Azimuth: 295 °
- Dip: 34.2 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: On Site in Bendigo
- QA/QC Disclosed: Yes
- Lab Certified: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks, duplicates, umpire

#### Deleterious

- Deleterious Flag: No
- Deleterious Elements: arsenic, iron

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-08-24T00:00:00.000Z

Reasoning: This intercept shows a barren antimony grade over a narrow true width, indicating no significant antimony mineralization in this specific interval.

- Positive factor: True width disclosed \(0.59 m\)

- Negative factor: Barren antimony grade \(0.2%\)

- Negative factor: Narrow intercept length \(0.8 m\)

Evidence · table

> 0.2

Context: 0.80

#### Tags used in scoring

**True Width Disclosed**

Polarity: positive

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

Why it applies: true\_width\_m is 0.59

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

**Infill Drilling**

Polarity: neutral

Definition: Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill\_program\_type is "mixed"

## 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.