# Orosur Mining Inc - El Pantano Project Developing

Canonical Atlas analysis: https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f

Original source: https://money.tmx.com/en/quote/OMI/news/8690315017933148/orosur-mining-inc-el-pantano-project-developing

Publisher: tmx

Original announcement: 2026-07-22T06:00:00.000Z

Analysis by Minestarters Atlas

Atlas analysis published: Unknown date

Atlas analysis updated: Unknown date

- Company: Orosur Mining Inc

- Ticker: OMI

- Exchange: TSX

- Region: Santa Cruz province, southern Argentina

- Primary commodity: Gold

- Secondary commodities: Copper, Arsenic

- Document categories: Drill results, Agreement transaction

- Extracted: 2026-09-18 14:44:58 UTC

Narrative sentiment: 0.40 · Bullish

## Minestarters Atlas summary

Orosur Mining Inc. announced the results of its first-ever drill program at the El Pantano project in Argentina, confirming a low-sulphidation epithermal gold/silver system. The company has also secured 100% ownership of the project by completing its JV obligations. While most gold intercepts are low-grade, the program successfully identified structurally controlled gold-bearing vein corridors and pathfinder-rich alteration zones, providing vectors for future exploration.

Reasoning: The document reports the first drill results from the El Pantano project, confirming the presence of an epithermal system and securing 100% ownership. While grades are generally low, the results are significant for an early-stage exploration project. The lack of true width information is a notable drawback.

- Positive factor: First-ever drilling program on the project, confirming an epithermal system.

- Positive factor: Company secured 100% ownership of the project by meeting JV obligations.

- Positive factor: QA/QC protocols and QP sign-off are disclosed.

- Negative factor: Most gold grades are low, with few intervals exceeding the weak threshold for epithermal deposits.

- Negative factor: True thicknesses of intercepts are unknown, limiting geological interpretation.

- Negative factor: Arsenic is noted as a pathfinder, which could indicate potential processing challenges if present in economic quantities.

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

Facts used in scoring: 115

## Classification and evidence

No classification tags are available.

## Extracted facts

Stored fact records: 114. Some facts used in scoring do not have a stored record.

## Drill Results (114)

### ELP-001

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-0)

El Pantano West · gold

#### Identity

- Hole ID: ELP-001
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.14
- Grade Unit: g/t
- Intercept: 63 m
- From: 0 m
- To: 63 m
- Intercept Depth: 0 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-001:0-63
- Mining Method: unknown

#### Location

- Easting: 527906
- Northing: 4697061
- CRS: WGS84 UTM Zone 18
- Elevation: 285 m
- Azimuth: 190 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This intercept shows a wide interval but very low gold grade, falling below the weak threshold for epithermal deposits. It contributes to understanding the system's footprint but is not economically significant on its own.

- Positive factor: Wide intercept length for an early-stage exploration hole.

- Negative factor: Gold grade is below the weak threshold for epithermal deposits.

- Negative factor: True thickness is unknown.

Evidence · table

> 0.14

Context: 63

#### Tags used in scoring

**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

### ELP-001

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-1)

El Pantano West · copper

#### Identity

- Hole ID: ELP-001
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 704
- Grade Unit: ppm
- Intercept: 63 m
- From: 0 m
- To: 63 m
- Intercept Depth: 0 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-001:0-63
- Mining Method: unknown

#### Location

- Easting: 527906
- Northing: 4697061
- CRS: WGS84 UTM Zone 18
- Elevation: 285 m
- Azimuth: 190 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts rather than economic mineralization. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(704 ppm = 0.07%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 704

Context: 63

#### Tags used in scoring

**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

### ELP-001

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-2)

El Pantano West · gold

#### Identity

- Hole ID: ELP-001
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.86
- Grade Unit: g/t
- Intercept: 0.6 m
- From: 27.9 m
- To: 28.5 m
- Intercept Depth: 27.9 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-001:27.9-28.5
- Mining Method: unknown

#### Location

- Easting: 527906
- Northing: 4697061
- CRS: WGS84 UTM Zone 18
- Elevation: 285 m
- Azimuth: 190 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This narrow sub-interval shows a moderate gold grade, indicating localized mineralization within the broader low-grade zone. Its narrowness limits its individual significance.

- Positive factor: Gold grade is above the weak threshold for epithermal deposits.

- Negative factor: Very narrow intercept length.

- Negative factor: True thickness is unknown.

Evidence · table

> 0.86

Context: 0.6

#### Tags used in scoring

**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

### ELP-001

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-3)

El Pantano West · copper

#### Identity

- Hole ID: ELP-001
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 1457
- Grade Unit: ppm
- Intercept: 0.6 m
- From: 27.9 m
- To: 28.5 m
- Intercept Depth: 27.9 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-001:27.9-28.5
- Mining Method: unknown

#### Location

- Easting: 527906
- Northing: 4697061
- CRS: WGS84 UTM Zone 18
- Elevation: 285 m
- Azimuth: 190 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(1457 ppm = 0.14%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 1457

Context: 0.6

#### Tags used in scoring

**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

### ELP-002

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-4)

El Pantano West · gold

#### Identity

- Hole ID: ELP-002
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.11
- Grade Unit: g/t
- Intercept: 20.6 m
- From: 244 m
- To: 264.6 m
- Intercept Depth: 244 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-002:244-264.6
- Mining Method: unknown

#### Location

- Easting: 527970
- Northing: 4697238
- CRS: WGS84 UTM Zone 18
- Elevation: 266 m
- Azimuth: 190 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This intercept shows a moderate width but very low gold grade, falling below the weak threshold for epithermal deposits. It contributes to understanding the system's footprint but is not economically significant.

- Positive factor: Moderate intercept length for an early-stage exploration hole.

- Negative factor: Gold grade is below the weak threshold for epithermal deposits.

- Negative factor: True thickness is unknown.

Evidence · table

> 0.11

Context: 20.6

#### Tags used in scoring

**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

### ELP-002

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-5)

El Pantano West · copper

#### Identity

- Hole ID: ELP-002
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 892
- Grade Unit: ppm
- Intercept: 20.6 m
- From: 244 m
- To: 264.6 m
- Intercept Depth: 244 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-002:244-264.6
- Mining Method: unknown

#### Location

- Easting: 527970
- Northing: 4697238
- CRS: WGS84 UTM Zone 18
- Elevation: 266 m
- Azimuth: 190 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(892 ppm = 0.089%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 892

Context: 20.6

#### Tags used in scoring

**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

### ELP-003

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-6)

El Pantano West · gold

#### Identity

- Hole ID: ELP-003
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.46
- Grade Unit: g/t
- Intercept: 18 m
- From: 180 m
- To: 198 m
- Intercept Depth: 180 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-003:180-198
- Mining Method: unknown

#### Location

- Easting: 528007
- Northing: 4697338
- CRS: WGS84 UTM Zone 18
- Elevation: 266 m
- Azimuth: 190 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This intercept shows a moderate gold grade over a reasonable width, making it one of the better results in the program and supporting the presence of gold mineralization.

- Positive factor: Gold grade is above the weak threshold for epithermal deposits.

- Positive factor: Moderate intercept length.

- Negative factor: True thickness is unknown.

Evidence · table

> 0.46

Context: 18

#### Tags used in scoring

**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

### ELP-003

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-7)

El Pantano West · copper

#### Identity

- Hole ID: ELP-003
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 107
- Grade Unit: ppm
- Intercept: 18 m
- From: 180 m
- To: 198 m
- Intercept Depth: 180 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-003:180-198
- Mining Method: unknown

#### Location

- Easting: 528007
- Northing: 4697338
- CRS: WGS84 UTM Zone 18
- Elevation: 266 m
- Azimuth: 190 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(107 ppm = 0.01%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 107

Context: 18

#### Tags used in scoring

**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

### ELP-003

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-8)

El Pantano West · gold

#### Identity

- Hole ID: ELP-003
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.79
- Grade Unit: g/t
- Intercept: 4.9 m
- From: 188 m
- To: 192.9 m
- Intercept Depth: 188 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-003:188-192.9
- Mining Method: unknown

#### Location

- Easting: 528007
- Northing: 4697338
- CRS: WGS84 UTM Zone 18
- Elevation: 266 m
- Azimuth: 190 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This sub-interval shows a good gold grade over a narrow width, highlighting a higher-grade zone within the broader intercept and supporting the presence of gold mineralization.

- Positive factor: Gold grade is above the weak threshold for epithermal deposits.

- Negative factor: True thickness is unknown.

Evidence · table

> 0.79

Context: 4.9

#### Tags used in scoring

**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

### ELP-003

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-9)

El Pantano West · copper

#### Identity

- Hole ID: ELP-003
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 260
- Grade Unit: ppm
- Intercept: 4.9 m
- From: 188 m
- To: 192.9 m
- Intercept Depth: 188 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-003:188-192.9
- Mining Method: unknown

#### Location

- Easting: 528007
- Northing: 4697338
- CRS: WGS84 UTM Zone 18
- Elevation: 266 m
- Azimuth: 190 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(260 ppm = 0.026%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 260

Context: 4.9

#### Tags used in scoring

**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

### ELP-006

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-10)

El Pantano West · gold

#### Identity

- Hole ID: ELP-006
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.27
- Grade Unit: g/t
- Intercept: 54.8 m
- From: 0 m
- To: 54.8 m
- Intercept Depth: 0 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-006:0-54.8
- Mining Method: unknown

#### Location

- Easting: 527831
- Northing: 4697342
- CRS: WGS84 UTM Zone 18
- Elevation: 266 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This intercept shows a wide interval but very low gold grade, falling below the weak threshold for epithermal deposits. It contributes to understanding the system's footprint but is not economically significant on its own.

- Positive factor: Wide intercept length for an early-stage exploration hole.

- Negative factor: Gold grade is below the weak threshold for epithermal deposits.

- Negative factor: True thickness is unknown.

Evidence · table

> 0.27

Context: 54.8

#### Tags used in scoring

**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

### ELP-006

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-11)

El Pantano West · copper

#### Identity

- Hole ID: ELP-006
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 1025
- Grade Unit: ppm
- Intercept: 54.8 m
- From: 0 m
- To: 54.8 m
- Intercept Depth: 0 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-006:0-54.8
- Mining Method: unknown

#### Location

- Easting: 527831
- Northing: 4697342
- CRS: WGS84 UTM Zone 18
- Elevation: 266 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(1025 ppm = 0.1%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 1025

Context: 54.8

#### Tags used in scoring

**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

### ELP-006

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-12)

El Pantano West · gold

#### Identity

- Hole ID: ELP-006
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 1.3
- Grade Unit: g/t
- Intercept: 0.6 m
- From: 21.4 m
- To: 22 m
- Intercept Depth: 21.4 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-006:21.4-22
- Mining Method: unknown

#### Location

- Easting: 527831
- Northing: 4697342
- CRS: WGS84 UTM Zone 18
- Elevation: 266 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This very narrow sub-interval shows a good gold grade, highlighting a higher-grade zone within the broader low-grade intercept. Its narrowness limits its individual significance but is positive for early exploration.

- Positive factor: Gold grade is above the moderate threshold for epithermal deposits.

- Negative factor: Very narrow intercept length.

- Negative factor: True thickness is unknown.

Evidence · table

> 1.3

Context: 0.6

#### Tags used in scoring

**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

### ELP-006

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-13)

El Pantano West · copper

#### Identity

- Hole ID: ELP-006
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 941
- Grade Unit: ppm
- Intercept: 0.6 m
- From: 21.4 m
- To: 22 m
- Intercept Depth: 21.4 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-006:21.4-22
- Mining Method: unknown

#### Location

- Easting: 527831
- Northing: 4697342
- CRS: WGS84 UTM Zone 18
- Elevation: 266 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(941 ppm = 0.09%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 941

Context: 0.6

#### Tags used in scoring

**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

### ELP-006

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-14)

El Pantano West · gold

#### Identity

- Hole ID: ELP-006
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.2
- Grade Unit: g/t
- Intercept: 13.7 m
- From: 105.8 m
- To: 119.5 m
- Intercept Depth: 105.8 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-006:105.8-119.5
- Mining Method: unknown

#### Location

- Easting: 527831
- Northing: 4697342
- CRS: WGS84 UTM Zone 18
- Elevation: 266 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This intercept shows a moderate width but very low gold grade, falling below the weak threshold for epithermal deposits. It contributes to understanding the system's footprint but is not economically significant.

- Positive factor: Moderate intercept length for an early-stage exploration hole.

- Negative factor: Gold grade is below the weak threshold for epithermal deposits.

- Negative factor: True thickness is unknown.

Evidence · table

> 0.2

Context: 13.7

#### Tags used in scoring

**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

### ELP-006

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-15)

El Pantano West · copper

#### Identity

- Hole ID: ELP-006
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 898
- Grade Unit: ppm
- Intercept: 13.7 m
- From: 105.8 m
- To: 119.5 m
- Intercept Depth: 105.8 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-006:105.8-119.5
- Mining Method: unknown

#### Location

- Easting: 527831
- Northing: 4697342
- CRS: WGS84 UTM Zone 18
- Elevation: 266 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(898 ppm = 0.089%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 898

Context: 13.7

#### Tags used in scoring

**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

### ELP-016

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-16)

El Pantano West · gold

#### Identity

- Hole ID: ELP-016
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.15
- Grade Unit: g/t
- Intercept: 6.6 m
- From: 41.4 m
- To: 48 m
- Intercept Depth: 41.4 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-016:41.4-48
- Mining Method: unknown

#### Location

- Easting: 542357
- Northing: 4686778
- CRS: WGS84 UTM Zone 18
- Elevation: 281 m
- Azimuth: 200 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This intercept shows a narrow width and very low gold grade, falling below the weak threshold for epithermal deposits. It contributes to understanding the system's footprint but is not economically significant.

- Negative factor: Gold grade is below the weak threshold for epithermal deposits.

- Negative factor: True thickness is unknown.

Evidence · table

> 0.15

Context: 6.6

#### Tags used in scoring

**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

### ELP-016

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-17)

El Pantano West · copper

#### Identity

- Hole ID: ELP-016
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 57
- Grade Unit: ppm
- Intercept: 6.6 m
- From: 41.4 m
- To: 48 m
- Intercept Depth: 41.4 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-016:41.4-48
- Mining Method: unknown

#### Location

- Easting: 542357
- Northing: 4686778
- CRS: WGS84 UTM Zone 18
- Elevation: 281 m
- Azimuth: 200 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(57 ppm = 0.0057%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 57

Context: 6.6

#### Tags used in scoring

**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

### ELP-017A

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-18)

El Pantano West · gold

#### Identity

- Hole ID: ELP-017A
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.23
- Grade Unit: g/t
- Intercept: 3.45 m
- From: 91.55 m
- To: 95 m
- Intercept Depth: 91.55 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-017A:91.55-95
- Mining Method: unknown

#### Location

- Easting: 542401
- Northing: 4686872
- CRS: WGS84 UTM Zone 18
- Elevation: 273 m
- Azimuth: 200 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This intercept shows a narrow width and very low gold grade, falling below the weak threshold for epithermal deposits. It contributes to understanding the system's footprint but is not economically significant.

- Negative factor: Gold grade is below the weak threshold for epithermal deposits.

- Negative factor: True thickness is unknown.

Evidence · table

> 0.23

Context: 3.45

#### Tags used in scoring

**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

### ELP-017A

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-19)

El Pantano West · copper

#### Identity

- Hole ID: ELP-017A
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 78
- Grade Unit: ppm
- Intercept: 3.45 m
- From: 91.55 m
- To: 95 m
- Intercept Depth: 91.55 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-017A:91.55-95
- Mining Method: unknown

#### Location

- Easting: 542401
- Northing: 4686872
- CRS: WGS84 UTM Zone 18
- Elevation: 273 m
- Azimuth: 200 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(78 ppm = 0.0078%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 78

Context: 3.45

#### Tags used in scoring

**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

### ELP-018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-20)

El Pantano West · gold

#### Identity

- Hole ID: ELP-018
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.24
- Grade Unit: g/t
- Intercept: 4.4 m
- From: 118.3 m
- To: 122.7 m
- Intercept Depth: 118.3 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-018:118.3-122.7
- Mining Method: unknown

#### Location

- Easting: 527761
- Northing: 4696716
- CRS: WGS84 UTM Zone 18
- Elevation: 320 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This intercept shows a narrow width and very low gold grade, falling below the weak threshold for epithermal deposits. It contributes to understanding the system's footprint but is not economically significant.

- Negative factor: Gold grade is below the weak threshold for epithermal deposits.

- Negative factor: True thickness is unknown.

Evidence · table

> 0.24

Context: 4.4

#### Tags used in scoring

**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

### ELP-018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-21)

El Pantano West · copper

#### Identity

- Hole ID: ELP-018
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 895
- Grade Unit: ppm
- Intercept: 4.4 m
- From: 118.3 m
- To: 122.7 m
- Intercept Depth: 118.3 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-018:118.3-122.7
- Mining Method: unknown

#### Location

- Easting: 527761
- Northing: 4696716
- CRS: WGS84 UTM Zone 18
- Elevation: 320 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(895 ppm = 0.089%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 895

Context: 4.4

#### Tags used in scoring

**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

### ELP-018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-22)

El Pantano West · gold

#### Identity

- Hole ID: ELP-018
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.29
- Grade Unit: g/t
- Intercept: 3.3 m
- From: 215.7 m
- To: 219 m
- Intercept Depth: 215.7 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-018:215.7-219
- Mining Method: unknown

#### Location

- Easting: 527761
- Northing: 4696716
- CRS: WGS84 UTM Zone 18
- Elevation: 320 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This intercept shows a narrow width and very low gold grade, falling below the weak threshold for epithermal deposits. It contributes to understanding the system's footprint but is not economically significant.

- Negative factor: Gold grade is below the weak threshold for epithermal deposits.

- Negative factor: True thickness is unknown.

Evidence · table

> 0.29

Context: 3.3

#### Tags used in scoring

**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

### ELP-018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-23)

El Pantano West · copper

#### Identity

- Hole ID: ELP-018
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 225
- Grade Unit: ppm
- Intercept: 3.3 m
- From: 215.7 m
- To: 219 m
- Intercept Depth: 215.7 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-018:215.7-219
- Mining Method: unknown

#### Location

- Easting: 527761
- Northing: 4696716
- CRS: WGS84 UTM Zone 18
- Elevation: 320 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(225 ppm = 0.02%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 225

Context: 3.3

#### Tags used in scoring

**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

### ELP-018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-24)

El Pantano West · gold

#### Identity

- Hole ID: ELP-018
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.71
- Grade Unit: g/t
- Intercept: 0.85 m
- From: 217.8 m
- To: 218.65 m
- Intercept Depth: 217.8 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-018:217.8-218.65
- Mining Method: unknown

#### Location

- Easting: 527761
- Northing: 4696716
- CRS: WGS84 UTM Zone 18
- Elevation: 320 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This very narrow sub-interval shows a good gold grade, highlighting a higher-grade zone within the broader intercept. Its narrowness limits its individual significance but is positive for early exploration.

- Positive factor: Gold grade is above the weak threshold for epithermal deposits.

- Negative factor: Very narrow intercept length.

- Negative factor: True thickness is unknown.

Evidence · table

> 0.71

Context: 0.85

#### Tags used in scoring

**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

### ELP-018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-25)

El Pantano West · copper

#### Identity

- Hole ID: ELP-018
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 212
- Grade Unit: ppm
- Intercept: 0.85 m
- From: 217.8 m
- To: 218.65 m
- Intercept Depth: 217.8 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-018:217.8-218.65
- Mining Method: unknown

#### Location

- Easting: 527761
- Northing: 4696716
- CRS: WGS84 UTM Zone 18
- Elevation: 320 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(212 ppm = 0.02%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 212

Context: 0.85

#### Tags used in scoring

**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

### ELP-018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-26)

El Pantano West · gold

#### Identity

- Hole ID: ELP-018
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.27
- Grade Unit: g/t
- Intercept: 2.5 m
- From: 247 m
- To: 249.5 m
- Intercept Depth: 247 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-018:247-249.5
- Mining Method: unknown

#### Location

- Easting: 527761
- Northing: 4696716
- CRS: WGS84 UTM Zone 18
- Elevation: 320 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This intercept shows a narrow width and very low gold grade, falling below the weak threshold for epithermal deposits. It contributes to understanding the system's footprint but is not economically significant.

- Negative factor: Gold grade is below the weak threshold for epithermal deposits.

- Negative factor: True thickness is unknown.

Evidence · table

> 0.27

Context: 2.5

#### Tags used in scoring

**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

### ELP-018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-27)

El Pantano West · copper

#### Identity

- Hole ID: ELP-018
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 1500
- Grade Unit: ppm
- Intercept: 2.5 m
- From: 247 m
- To: 249.5 m
- Intercept Depth: 247 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-018:247-249.5
- Mining Method: unknown

#### Location

- Easting: 527761
- Northing: 4696716
- CRS: WGS84 UTM Zone 18
- Elevation: 320 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(1500 ppm = 0.15%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 1500

Context: 2.5

#### Tags used in scoring

**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

### ELP-018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-28)

El Pantano West · gold

#### Identity

- Hole ID: ELP-018
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.66
- Grade Unit: g/t
- Intercept: 0.6 m
- From: 248 m
- To: 248.6 m
- Intercept Depth: 248 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-018:248-248.6
- Mining Method: unknown

#### Location

- Easting: 527761
- Northing: 4696716
- CRS: WGS84 UTM Zone 18
- Elevation: 320 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This very narrow sub-interval shows a good gold grade, highlighting a higher-grade zone within the broader intercept. Its narrowness limits its individual significance but is positive for early exploration.

- Positive factor: Gold grade is above the weak threshold for epithermal deposits.

- Negative factor: Very narrow intercept length.

- Negative factor: True thickness is unknown.

Evidence · table

> 0.66

Context: 0.6

#### Tags used in scoring

**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

### ELP-018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-29)

El Pantano West · copper

#### Identity

- Hole ID: ELP-018
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 2848
- Grade Unit: ppm
- Intercept: 0.6 m
- From: 248 m
- To: 248.6 m
- Intercept Depth: 248 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-018:248-248.6
- Mining Method: unknown

#### Location

- Easting: 527761
- Northing: 4696716
- CRS: WGS84 UTM Zone 18
- Elevation: 320 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(2848 ppm = 0.28%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 2848

Context: 0.6

#### Tags used in scoring

**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

### ELP-018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-30)

El Pantano West · gold

#### Identity

- Hole ID: ELP-018
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.18
- Grade Unit: g/t
- Intercept: 4 m
- From: 259 m
- To: 263 m
- Intercept Depth: 259 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-018:259-263
- Mining Method: unknown

#### Location

- Easting: 527761
- Northing: 4696716
- CRS: WGS84 UTM Zone 18
- Elevation: 320 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This intercept shows a narrow width and very low gold grade, falling below the weak threshold for epithermal deposits. It contributes to understanding the system's footprint but is not economically significant.

- Negative factor: Gold grade is below the weak threshold for epithermal deposits.

- Negative factor: True thickness is unknown.

Evidence · table

> 0.18

Context: 4

#### Tags used in scoring

**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

### ELP-018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-31)

El Pantano West · copper

#### Identity

- Hole ID: ELP-018
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 1126
- Grade Unit: ppm
- Intercept: 4 m
- From: 259 m
- To: 263 m
- Intercept Depth: 259 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-018:259-263
- Mining Method: unknown

#### Location

- Easting: 527761
- Northing: 4696716
- CRS: WGS84 UTM Zone 18
- Elevation: 320 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(1126 ppm = 0.11%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 1126

Context: 4

#### Tags used in scoring

**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

### ELP-018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-32)

El Pantano West · gold

#### Identity

- Hole ID: ELP-018
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.15
- Grade Unit: g/t
- Intercept: 15.13 m
- From: 278.4 m
- To: 293.53 m
- Intercept Depth: 278.4 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-018:278.4-293.53
- Mining Method: unknown

#### Location

- Easting: 527761
- Northing: 4696716
- CRS: WGS84 UTM Zone 18
- Elevation: 320 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This intercept shows a moderate width but very low gold grade, falling below the weak threshold for epithermal deposits. It contributes to understanding the system's footprint but is not economically significant.

- Positive factor: Moderate intercept length for an early-stage exploration hole.

- Negative factor: Gold grade is below the weak threshold for epithermal deposits.

- Negative factor: True thickness is unknown.

Evidence · table

> 0.15

Context: 15.13

#### Tags used in scoring

**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

### ELP-018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-33)

El Pantano West · copper

#### Identity

- Hole ID: ELP-018
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 959
- Grade Unit: ppm
- Intercept: 15.13 m
- From: 278.4 m
- To: 293.53 m
- Intercept Depth: 278.4 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-018:278.4-293.53
- Mining Method: unknown

#### Location

- Easting: 527761
- Northing: 4696716
- CRS: WGS84 UTM Zone 18
- Elevation: 320 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(959 ppm = 0.09%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 959

Context: 15.13

#### Tags used in scoring

**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

### ELP-018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-34)

El Pantano West · gold

#### Identity

- Hole ID: ELP-018
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.59
- Grade Unit: g/t
- Intercept: 1.1 m
- From: 305.7 m
- To: 306.8 m
- Intercept Depth: 305.7 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-018:305.7-306.8
- Mining Method: unknown

#### Location

- Easting: 527761
- Northing: 4696716
- CRS: WGS84 UTM Zone 18
- Elevation: 320 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This very narrow intercept shows a good gold grade, indicating localized mineralization. Its narrowness limits its individual significance but is positive for early exploration.

- Positive factor: Gold grade is above the weak threshold for epithermal deposits.

- Negative factor: Very narrow intercept length.

- Negative factor: True thickness is unknown.

Evidence · table

> 0.59

Context: 1.1

#### Tags used in scoring

**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

### ELP-018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-35)

El Pantano West · copper

#### Identity

- Hole ID: ELP-018
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 691
- Grade Unit: ppm
- Intercept: 1.1 m
- From: 305.7 m
- To: 306.8 m
- Intercept Depth: 305.7 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-018:305.7-306.8
- Mining Method: unknown

#### Location

- Easting: 527761
- Northing: 4696716
- CRS: WGS84 UTM Zone 18
- Elevation: 320 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(691 ppm = 0.069%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 691

Context: 1.1

#### Tags used in scoring

**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

### ELP-018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-36)

El Pantano West · gold

#### Identity

- Hole ID: ELP-018
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 1.13
- Grade Unit: g/t
- Intercept: 0.4 m
- From: 306.4 m
- To: 306.8 m
- Intercept Depth: 306.4 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-018:306.4-306.8
- Mining Method: unknown

#### Location

- Easting: 527761
- Northing: 4696716
- CRS: WGS84 UTM Zone 18
- Elevation: 320 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This very narrow sub-interval shows a good gold grade, highlighting a higher-grade zone within the broader intercept. Its narrowness limits its individual significance but is positive for early exploration.

- Positive factor: Gold grade is above the moderate threshold for epithermal deposits.

- Negative factor: Very narrow intercept length.

- Negative factor: True thickness is unknown.

Evidence · table

> 1.13

Context: 0.4

#### Tags used in scoring

**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

### ELP-018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-37)

El Pantano West · copper

#### Identity

- Hole ID: ELP-018
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 742
- Grade Unit: ppm
- Intercept: 0.4 m
- From: 306.4 m
- To: 306.8 m
- Intercept Depth: 306.4 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-018:306.4-306.8
- Mining Method: unknown

#### Location

- Easting: 527761
- Northing: 4696716
- CRS: WGS84 UTM Zone 18
- Elevation: 320 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(742 ppm = 0.07%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 742

Context: 0.4

#### Tags used in scoring

**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

### ELP-018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-38)

El Pantano West · gold

#### Identity

- Hole ID: ELP-018
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.2
- Grade Unit: g/t
- Intercept: 27.12 m
- From: 316 m
- To: 343.12 m
- Intercept Depth: 316 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-018:316-343.12
- Mining Method: unknown

#### Location

- Easting: 527761
- Northing: 4696716
- CRS: WGS84 UTM Zone 18
- Elevation: 320 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This intercept shows a wide interval but very low gold grade, falling below the weak threshold for epithermal deposits. It contributes to understanding the system's footprint but is not economically significant.

- Positive factor: Wide intercept length for an early-stage exploration hole.

- Negative factor: Gold grade is below the weak threshold for epithermal deposits.

- Negative factor: True thickness is unknown.

Evidence · table

> 0.2

Context: 27.12

#### Tags used in scoring

**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

### ELP-018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-39)

El Pantano West · copper

#### Identity

- Hole ID: ELP-018
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 917
- Grade Unit: ppm
- Intercept: 27.12 m
- From: 316 m
- To: 343.12 m
- Intercept Depth: 316 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-018:316-343.12
- Mining Method: unknown

#### Location

- Easting: 527761
- Northing: 4696716
- CRS: WGS84 UTM Zone 18
- Elevation: 320 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(917 ppm = 0.09%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 917

Context: 27.12

#### Tags used in scoring

**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

### ELP-018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-40)

El Pantano West · gold

#### Identity

- Hole ID: ELP-018
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.39
- Grade Unit: g/t
- Intercept: 2.18 m
- From: 325.82 m
- To: 328 m
- Intercept Depth: 325.82 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-018:325.82-328
- Mining Method: unknown

#### Location

- Easting: 527761
- Northing: 4696716
- CRS: WGS84 UTM Zone 18
- Elevation: 320 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This narrow sub-interval shows a good gold grade, highlighting a higher-grade zone within the broader intercept. Its narrowness limits its individual significance but is positive for early exploration.

- Positive factor: Gold grade is above the weak threshold for epithermal deposits.

- Negative factor: True thickness is unknown.

Evidence · table

> 0.39

Context: 2.18

#### Tags used in scoring

**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

### ELP-018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-41)

El Pantano West · copper

#### Identity

- Hole ID: ELP-018
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 1263
- Grade Unit: ppm
- Intercept: 2.18 m
- From: 325.82 m
- To: 328 m
- Intercept Depth: 325.82 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-018:325.82-328
- Mining Method: unknown

#### Location

- Easting: 527761
- Northing: 4696716
- CRS: WGS84 UTM Zone 18
- Elevation: 320 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(1263 ppm = 0.12%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 1263

Context: 2.18

#### Tags used in scoring

**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

### ELP-018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-42)

El Pantano West · gold

#### Identity

- Hole ID: ELP-018
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.61
- Grade Unit: g/t
- Intercept: 0.3 m
- From: 339.9 m
- To: 340.2 m
- Intercept Depth: 339.9 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-018:339.9-340.2
- Mining Method: unknown

#### Location

- Easting: 527761
- Northing: 4696716
- CRS: WGS84 UTM Zone 18
- Elevation: 320 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This very narrow sub-interval shows a good gold grade, highlighting a higher-grade zone within the broader intercept. Its narrowness limits its individual significance but is positive for early exploration.

- Positive factor: Gold grade is above the weak threshold for epithermal deposits.

- Negative factor: Very narrow intercept length.

- Negative factor: True thickness is unknown.

Evidence · table

> 0.61

Context: 0.3

#### Tags used in scoring

**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

### ELP-018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-43)

El Pantano West · copper

#### Identity

- Hole ID: ELP-018
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 3558
- Grade Unit: ppm
- Intercept: 0.3 m
- From: 339.9 m
- To: 340.2 m
- Intercept Depth: 339.9 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-018:339.9-340.2
- Mining Method: unknown

#### Location

- Easting: 527761
- Northing: 4696716
- CRS: WGS84 UTM Zone 18
- Elevation: 320 m
- Azimuth: 10 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(3558 ppm = 0.35%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 3558

Context: 0.3

#### Tags used in scoring

**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

### ELP-020

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-44)

El Pantano West · gold

#### Identity

- Hole ID: ELP-020
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.21
- Grade Unit: g/t
- Intercept: 1.45 m
- From: 107 m
- To: 108.45 m
- Intercept Depth: 107 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-020:107-108.45
- Mining Method: unknown

#### Location

- Easting: 527739
- Northing: 4696947
- CRS: WGS84 UTM Zone 18
- Elevation: 318 m
- Azimuth: 20 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This intercept shows a very narrow width and very low gold grade, falling below the weak threshold for epithermal deposits. It contributes to understanding the system's footprint but is not economically significant.

- Negative factor: Gold grade is below the weak threshold for epithermal deposits.

- Negative factor: True thickness is unknown.

Evidence · table

> 0.21

Context: 1.45

#### Tags used in scoring

**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

### ELP-020

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-45)

El Pantano West · copper

#### Identity

- Hole ID: ELP-020
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 1009
- Grade Unit: ppm
- Intercept: 1.45 m
- From: 107 m
- To: 108.45 m
- Intercept Depth: 107 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-020:107-108.45
- Mining Method: unknown

#### Location

- Easting: 527739
- Northing: 4696947
- CRS: WGS84 UTM Zone 18
- Elevation: 318 m
- Azimuth: 20 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(1009 ppm = 0.1%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 1009

Context: 1.45

#### Tags used in scoring

**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

### ELP-021

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-46)

El Pantano West · gold

#### Identity

- Hole ID: ELP-021
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.4
- Grade Unit: g/t
- Intercept: 1.65 m
- From: 134 m
- To: 135.65 m
- Intercept Depth: 134 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-021:134-135.65
- Mining Method: unknown

#### Location

- Easting: 527879
- Northing: 4696768
- CRS: WGS84 UTM Zone 18
- Elevation: 290 m
- Azimuth: 20 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This very narrow intercept shows a good gold grade, indicating localized mineralization. Its narrowness limits its individual significance but is positive for early exploration.

- Positive factor: Gold grade is above the weak threshold for epithermal deposits.

- Negative factor: Very narrow intercept length.

- Negative factor: True thickness is unknown.

Evidence · table

> 0.4

Context: 1.65

#### Tags used in scoring

**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

### ELP-021

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-47)

El Pantano West · copper

#### Identity

- Hole ID: ELP-021
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 1745
- Grade Unit: ppm
- Intercept: 1.65 m
- From: 134 m
- To: 135.65 m
- Intercept Depth: 134 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-021:134-135.65
- Mining Method: unknown

#### Location

- Easting: 527879
- Northing: 4696768
- CRS: WGS84 UTM Zone 18
- Elevation: 290 m
- Azimuth: 20 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(1745 ppm = 0.17%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 1745

Context: 1.65

#### Tags used in scoring

**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

### ELP-022

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-48)

El Pantano West · gold

#### Identity

- Hole ID: ELP-022
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.21
- Grade Unit: g/t
- Intercept: 2.25 m
- From: 179.75 m
- To: 182 m
- Intercept Depth: 179.75 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-022:179.75-182
- Mining Method: unknown

#### Location

- Easting: 527665
- Northing: 4696985
- CRS: WGS84 UTM Zone 18
- Elevation: 285 m
- Azimuth: 20 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This intercept shows a very narrow width and very low gold grade, falling below the weak threshold for epithermal deposits. It contributes to understanding the system's footprint but is not economically significant.

- Negative factor: Gold grade is below the weak threshold for epithermal deposits.

- Negative factor: True thickness is unknown.

Evidence · table

> 0.21

Context: 2.25

#### Tags used in scoring

**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

### ELP-022

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-49)

El Pantano West · copper

#### Identity

- Hole ID: ELP-022
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 427
- Grade Unit: ppm
- Intercept: 2.25 m
- From: 179.75 m
- To: 182 m
- Intercept Depth: 179.75 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-022:179.75-182
- Mining Method: unknown

#### Location

- Easting: 527665
- Northing: 4696985
- CRS: WGS84 UTM Zone 18
- Elevation: 285 m
- Azimuth: 20 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(427 ppm = 0.04%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 427

Context: 2.25

#### Tags used in scoring

**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

### ELP-023

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-50)

El Pantano West · gold

#### Identity

- Hole ID: ELP-023
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.14
- Grade Unit: g/t
- Intercept: 27 m
- From: 100 m
- To: 127 m
- Intercept Depth: 100 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-023:100-127
- Mining Method: unknown

#### Location

- Easting: 528418
- Northing: 4696839
- CRS: WGS84 UTM Zone 18
- Elevation: 280 m
- Azimuth: 20 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This intercept shows a wide interval but very low gold grade, falling below the weak threshold for epithermal deposits. It contributes to understanding the system's footprint but is not economically significant.

- Positive factor: Wide intercept length for an early-stage exploration hole.

- Negative factor: Gold grade is below the weak threshold for epithermal deposits.

- Negative factor: True thickness is unknown.

Evidence · table

> 0.14

Context: 27

#### Tags used in scoring

**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

### ELP-023

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-51)

El Pantano West · copper

#### Identity

- Hole ID: ELP-023
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 734
- Grade Unit: ppm
- Intercept: 27 m
- From: 100 m
- To: 127 m
- Intercept Depth: 100 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-023:100-127
- Mining Method: unknown

#### Location

- Easting: 528418
- Northing: 4696839
- CRS: WGS84 UTM Zone 18
- Elevation: 280 m
- Azimuth: 20 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(734 ppm = 0.07%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 734

Context: 27

#### Tags used in scoring

**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

### ELP-023

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-52)

El Pantano West · gold

#### Identity

- Hole ID: ELP-023
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.13
- Grade Unit: g/t
- Intercept: 23.6 m
- From: 201.5 m
- To: 225.1 m
- Intercept Depth: 201.5 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-023:201.5-225.1
- Mining Method: unknown

#### Location

- Easting: 528418
- Northing: 4696839
- CRS: WGS84 UTM Zone 18
- Elevation: 280 m
- Azimuth: 20 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This intercept shows a moderate width but very low gold grade, falling below the weak threshold for epithermal deposits. It contributes to understanding the system's footprint but is not economically significant.

- Positive factor: Moderate intercept length for an early-stage exploration hole.

- Negative factor: Gold grade is below the weak threshold for epithermal deposits.

- Negative factor: True thickness is unknown.

Evidence · table

> 0.13

Context: 23.6

#### Tags used in scoring

**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

### ELP-023

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-53)

El Pantano West · copper

#### Identity

- Hole ID: ELP-023
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 545
- Grade Unit: ppm
- Intercept: 23.6 m
- From: 201.5 m
- To: 225.1 m
- Intercept Depth: 201.5 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-023:201.5-225.1
- Mining Method: unknown

#### Location

- Easting: 528418
- Northing: 4696839
- CRS: WGS84 UTM Zone 18
- Elevation: 280 m
- Azimuth: 20 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(545 ppm = 0.05%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 545

Context: 23.6

#### Tags used in scoring

**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

### ELP-023

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-54)

El Pantano West · gold

#### Identity

- Hole ID: ELP-023
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.12
- Grade Unit: g/t
- Intercept: 20.7 m
- From: 244.3 m
- To: 265 m
- Intercept Depth: 244.3 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-023:244.3-265
- Mining Method: unknown

#### Location

- Easting: 528418
- Northing: 4696839
- CRS: WGS84 UTM Zone 18
- Elevation: 280 m
- Azimuth: 20 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This intercept shows a moderate width but very low gold grade, falling below the weak threshold for epithermal deposits. It contributes to understanding the system's footprint but is not economically significant.

- Positive factor: Moderate intercept length for an early-stage exploration hole.

- Negative factor: Gold grade is below the weak threshold for epithermal deposits.

- Negative factor: True thickness is unknown.

Evidence · table

> 0.12

Context: 20.7

#### Tags used in scoring

**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

### ELP-023

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-55)

El Pantano West · copper

#### Identity

- Hole ID: ELP-023
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 700
- Grade Unit: ppm
- Intercept: 20.7 m
- From: 244.3 m
- To: 265 m
- Intercept Depth: 244.3 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Group ID: ELP-023:244.3-265
- Mining Method: unknown

#### Location

- Easting: 528418
- Northing: 4696839
- CRS: WGS84 UTM Zone 18
- Elevation: 280 m
- Azimuth: 20 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: The copper grade is very low, indicating trace amounts. It provides geochemical context for the epithermal system.

- Negative factor: Copper grade is a trace amount \(700 ppm = 0.07%\), not economically significant.

- Negative factor: True thickness is unknown.

Evidence · table

> 700

Context: 20.7

#### Tags used in scoring

**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

### ELP-015

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-56)

El Pantano West · arsenic

#### Identity

- Hole ID: ELP-015
- Project: El Pantano West
- Commodity: arsenic
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 232
- Grade Unit: ppm
- Intercept: 125.5 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Mining Method: unknown

#### Location

- Easting: 541411
- Northing: 4688376
- CRS: WGS84 UTM Zone 18
- Elevation: 317 m
- Azimuth: 200 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This wide intercept of arsenic is significant as a pathfinder element, supporting the presence of a hydrothermal system in the eastern domain. However, arsenic itself is not an economic commodity and can be deleterious.

- Positive factor: Wide intercept length for a pathfinder element.

- Negative factor: Arsenic is a pathfinder, not an economic commodity, and can be a deleterious element.

- Negative factor: True thickness is unknown.

Evidence · text

> DH\_ELP015 with 125.5 m at 232 ppm As

#### Tags used in scoring

**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

### ELP-014

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-57)

El Pantano West · arsenic

#### Identity

- Hole ID: ELP-014
- Project: El Pantano West
- Commodity: arsenic
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 174
- Grade Unit: ppm
- Intercept: 60.85 m

#### Classification

- Deposit Type: epithermal
- Program: exploration
- Sample Type: drill
- Mining Method: unknown

#### Location

- Easting: 541338
- Northing: 4688175
- CRS: WGS84 UTM Zone 18
- Elevation: 342 m
- Azimuth: 200 °
- Dip: -50 °
- Loc. Confidence: high
- Loc. Source: document

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Compositing

- Cutoff Grade: 0.3
- Cutoff Unit: g/t
- Max Dilution: 3 m

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: This moderate intercept of arsenic is significant as a pathfinder element, supporting the presence of a hydrothermal system in the eastern domain. However, arsenic itself is not an economic commodity and can be deleterious.

- Positive factor: Moderate intercept length for a pathfinder element.

- Negative factor: Arsenic is a pathfinder, not an economic commodity, and can be a deleterious element.

- Negative factor: True thickness is unknown.

Evidence · text

> DH\_ELP014 with 60.85 m at 174 ppm As

#### Tags used in scoring

**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

### DH\_ELP001

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-59)

El Pantano West · gold

#### Identity

- Hole ID: DH\_ELP001
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.14
- Grade Unit: g/t
- Intercept: 63 m
- From: 0 m
- To: 63 m
- Intercept Depth: 0 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP001:0-63
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 0.14 g/t gold is below against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 8.8 g/t·m is below.

- Negative factor: 0.14 g/t gold is below the weak threshold \(0.3 g/t\) on the default band.

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 0.14

Context: DH\_ELP001

#### Tags used in scoring

**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

### DH\_ELP001

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-60)

El Pantano West · copper

#### Identity

- Hole ID: DH\_ELP001
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 704
- Grade Unit: ppm
- Intercept: 63 m
- From: 0 m
- To: 63 m
- Intercept Depth: 0 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP001:0-63
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 704 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 704

Context: DH\_ELP001

#### Tags used in scoring

**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

### DH\_ELP001

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-61)

El Pantano West · gold

#### Identity

- Hole ID: DH\_ELP001
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.86
- Grade Unit: g/t
- Intercept: 0.6 m
- From: 27.9 m
- To: 28.5 m
- Intercept Depth: 27.9 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP001:27.9-28.5
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 0.86 g/t gold is weak against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 0.5 g/t·m is below \(grade alone is weak; the better of the two is used\).

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 0.86

Context: including

#### Tags used in scoring

**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

### DH\_ELP001

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-62)

El Pantano West · copper

#### Identity

- Hole ID: DH\_ELP001
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 1457
- Grade Unit: ppm
- Intercept: 0.6 m
- From: 27.9 m
- To: 28.5 m
- Intercept Depth: 27.9 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP001:27.9-28.5
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 1457 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 1457

Context: including

#### Tags used in scoring

**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

### DH\_ELP002

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-63)

El Pantano West · gold

#### Identity

- Hole ID: DH\_ELP002
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.11
- Grade Unit: g/t
- Intercept: 20.6 m
- From: 244 m
- To: 264.6 m
- Intercept Depth: 244 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP002:244-264.6
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 0.11 g/t gold is below against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 2.3 g/t·m is below.

- Negative factor: 0.11 g/t gold is below the weak threshold \(0.3 g/t\) on the default band.

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 0.11

Context: DH\_ELP002

#### Tags used in scoring

**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

### DH\_ELP002

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-64)

El Pantano West · copper

#### Identity

- Hole ID: DH\_ELP002
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 892
- Grade Unit: ppm
- Intercept: 20.6 m
- From: 244 m
- To: 264.6 m
- Intercept Depth: 244 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP002:244-264.6
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 892 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 892

Context: DH\_ELP002

#### Tags used in scoring

**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

### DH\_ELP003

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-65)

El Pantano West · gold

#### Identity

- Hole ID: DH\_ELP003
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.46
- Grade Unit: g/t
- Intercept: 18 m
- From: 180 m
- To: 198 m
- Intercept Depth: 180 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP003:180-198
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 0.46 g/t gold is weak against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 8.3 g/t·m is below \(grade alone is weak; the better of the two is used\).

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 0.46

Context: DH\_ELP003

#### Tags used in scoring

**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

### DH\_ELP003

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-66)

El Pantano West · copper

#### Identity

- Hole ID: DH\_ELP003
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 107
- Grade Unit: ppm
- Intercept: 18 m
- From: 180 m
- To: 198 m
- Intercept Depth: 180 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP003:180-198
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 107 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 107

Context: DH\_ELP003

#### Tags used in scoring

**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

### DH\_ELP003

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-67)

El Pantano West · gold

#### Identity

- Hole ID: DH\_ELP003
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.79
- Grade Unit: g/t
- Intercept: 4.9 m
- From: 188 m
- To: 192.9 m
- Intercept Depth: 188 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP003:188-192.9
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 0.79 g/t gold is weak against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 3.9 g/t·m is below \(grade alone is weak; the better of the two is used\).

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 0.79

Context: including

#### Tags used in scoring

**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

### DH\_ELP003

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-68)

El Pantano West · copper

#### Identity

- Hole ID: DH\_ELP003
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 260
- Grade Unit: ppm
- Intercept: 4.9 m
- From: 188 m
- To: 192.9 m
- Intercept Depth: 188 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP003:188-192.9
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 260 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 260

Context: including

#### Tags used in scoring

**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

### DH\_ELP006

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-69)

El Pantano West · gold

#### Identity

- Hole ID: DH\_ELP006
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.27
- Grade Unit: g/t
- Intercept: 54.8 m
- From: 0 m
- To: 54.8 m
- Intercept Depth: 0 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP006:0-54.8
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 0.27 g/t gold is weak against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 14.8 g/t·m is weak \(grade alone is below; the better of the two is used\).

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 0.27

Context: DH\_ELP006

#### Tags used in scoring

**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

### DH\_ELP006

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-70)

El Pantano West · copper

#### Identity

- Hole ID: DH\_ELP006
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 1025
- Grade Unit: ppm
- Intercept: 54.8 m
- From: 0 m
- To: 54.8 m
- Intercept Depth: 0 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP006:0-54.8
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 1025 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 1025

Context: DH\_ELP006

#### Tags used in scoring

**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

### DH\_ELP006

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-71)

El Pantano West · gold

#### Identity

- Hole ID: DH\_ELP006
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 1.3
- Grade Unit: g/t
- Intercept: 0.6 m
- From: 21.4 m
- To: 22 m
- Intercept Depth: 21.4 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP006:21.4-22
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 1.3 g/t gold is moderate against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 0.8 g/t·m is below \(grade alone is moderate; the better of the two is used\).

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 1.3

Context: including

#### Tags used in scoring

**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

### DH\_ELP006

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-72)

El Pantano West · copper

#### Identity

- Hole ID: DH\_ELP006
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 941
- Grade Unit: ppm
- Intercept: 0.6 m
- From: 21.4 m
- To: 22 m
- Intercept Depth: 21.4 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP006:21.4-22
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 941 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 941

Context: including

#### Tags used in scoring

**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

### DH\_ELP006

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-73)

El Pantano West · gold

#### Identity

- Hole ID: DH\_ELP006
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.2
- Grade Unit: g/t
- Intercept: 13.7 m
- From: 105.8 m
- To: 119.5 m
- Intercept Depth: 105.8 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP006:105.8-119.5
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 0.2 g/t gold is below against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 2.7 g/t·m is below.

- Negative factor: 0.2 g/t gold is below the weak threshold \(0.3 g/t\) on the default band.

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 0.2

Context: DH\_ELP006

#### Tags used in scoring

**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

### DH\_ELP006

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-74)

El Pantano West · copper

#### Identity

- Hole ID: DH\_ELP006
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 898
- Grade Unit: ppm
- Intercept: 13.7 m
- From: 105.8 m
- To: 119.5 m
- Intercept Depth: 105.8 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP006:105.8-119.5
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 898 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 898

Context: DH\_ELP006

#### Tags used in scoring

**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

### DH\_ELP016

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-75)

El Pantano West · gold

#### Identity

- Hole ID: DH\_ELP016
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.15
- Grade Unit: g/t
- Intercept: 6.6 m
- From: 41.4 m
- To: 48 m
- Intercept Depth: 41.4 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP016:41.4-48
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 0.15 g/t gold is below against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 1.0 g/t·m is below.

- Negative factor: 0.15 g/t gold is below the weak threshold \(0.3 g/t\) on the default band.

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 0.15

Context: DH\_ELP016

#### Tags used in scoring

**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

### DH\_ELP016

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-76)

El Pantano West · copper

#### Identity

- Hole ID: DH\_ELP016
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 57
- Grade Unit: ppm
- Intercept: 6.6 m
- From: 41.4 m
- To: 48 m
- Intercept Depth: 41.4 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP016:41.4-48
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 57 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 57

Context: DH\_ELP016

#### Tags used in scoring

**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

### DH\_ELP017A

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-77)

El Pantano West · gold

#### Identity

- Hole ID: DH\_ELP017A
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.23
- Grade Unit: g/t
- Intercept: 3.45 m
- From: 91.55 m
- To: 95 m
- Intercept Depth: 91.55 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP017A:91.55-95
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 0.23 g/t gold is below against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 0.8 g/t·m is below.

- Negative factor: 0.23 g/t gold is below the weak threshold \(0.3 g/t\) on the default band.

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 0.23

Context: DH\_ELP017A

#### Tags used in scoring

**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

### DH\_ELP017A

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-78)

El Pantano West · copper

#### Identity

- Hole ID: DH\_ELP017A
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 78
- Grade Unit: ppm
- Intercept: 3.45 m
- From: 91.55 m
- To: 95 m
- Intercept Depth: 91.55 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP017A:91.55-95
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 78 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 78

Context: DH\_ELP017A

#### Tags used in scoring

**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

### DH\_ELP018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-79)

El Pantano West · gold

#### Identity

- Hole ID: DH\_ELP018
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.24
- Grade Unit: g/t
- Intercept: 4.4 m
- From: 118.3 m
- To: 122.7 m
- Intercept Depth: 118.3 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP018:118.3-122.7
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 0.24 g/t gold is below against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 1.1 g/t·m is below.

- Negative factor: 0.24 g/t gold is below the weak threshold \(0.3 g/t\) on the default band.

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 0.24

Context: DH\_ELP018

#### Tags used in scoring

**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

### DH\_ELP018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-80)

El Pantano West · copper

#### Identity

- Hole ID: DH\_ELP018
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 895
- Grade Unit: ppm
- Intercept: 4.4 m
- From: 118.3 m
- To: 122.7 m
- Intercept Depth: 118.3 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP018:118.3-122.7
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 895 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 895

Context: DH\_ELP018

#### Tags used in scoring

**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

### DH\_ELP018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-81)

El Pantano West · gold

#### Identity

- Hole ID: DH\_ELP018
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.29
- Grade Unit: g/t
- Intercept: 3.3 m
- From: 215.7 m
- To: 219 m
- Intercept Depth: 215.7 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP018:215.7-219
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 0.29 g/t gold is below against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 1.0 g/t·m is below.

- Negative factor: 0.29 g/t gold is below the weak threshold \(0.3 g/t\) on the default band.

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 0.29

Context: DH\_ELP018

#### Tags used in scoring

**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

### DH\_ELP018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-82)

El Pantano West · copper

#### Identity

- Hole ID: DH\_ELP018
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 225
- Grade Unit: ppm
- Intercept: 3.3 m
- From: 215.7 m
- To: 219 m
- Intercept Depth: 215.7 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP018:215.7-219
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 225 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 225

Context: DH\_ELP018

#### Tags used in scoring

**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

### DH\_ELP018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-83)

El Pantano West · gold

#### Identity

- Hole ID: DH\_ELP018
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.71
- Grade Unit: g/t
- Intercept: 0.85 m
- From: 217.8 m
- To: 218.65 m
- Intercept Depth: 217.8 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP018:217.8-218.65
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 0.71 g/t gold is weak against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 0.6 g/t·m is below \(grade alone is weak; the better of the two is used\).

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 0.71

Context: including

#### Tags used in scoring

**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

### DH\_ELP018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-84)

El Pantano West · copper

#### Identity

- Hole ID: DH\_ELP018
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 212
- Grade Unit: ppm
- Intercept: 0.85 m
- From: 217.8 m
- To: 218.65 m
- Intercept Depth: 217.8 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP018:217.8-218.65
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 212 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 212

Context: including

#### Tags used in scoring

**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

### DH\_ELP018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-85)

El Pantano West · gold

#### Identity

- Hole ID: DH\_ELP018
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.27
- Grade Unit: g/t
- Intercept: 2.5 m
- From: 247 m
- To: 249.5 m
- Intercept Depth: 247 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP018:247-249.5
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 0.27 g/t gold is below against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 0.7 g/t·m is below.

- Negative factor: 0.27 g/t gold is below the weak threshold \(0.3 g/t\) on the default band.

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 0.27

Context: DH\_ELP018

#### Tags used in scoring

**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

### DH\_ELP018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-86)

El Pantano West · copper

#### Identity

- Hole ID: DH\_ELP018
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 1500
- Grade Unit: ppm
- Intercept: 2.5 m
- From: 247 m
- To: 249.5 m
- Intercept Depth: 247 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP018:247-249.5
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 1500 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 1500

Context: DH\_ELP018

#### Tags used in scoring

**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

### DH\_ELP018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-87)

El Pantano West · gold

#### Identity

- Hole ID: DH\_ELP018
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.66
- Grade Unit: g/t
- Intercept: 0.6 m
- From: 248 m
- To: 248.6 m
- Intercept Depth: 248 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP018:248-248.6
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 0.66 g/t gold is weak against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 0.4 g/t·m is below \(grade alone is weak; the better of the two is used\).

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 0.66

Context: including

#### Tags used in scoring

**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

### DH\_ELP018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-88)

El Pantano West · copper

#### Identity

- Hole ID: DH\_ELP018
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 2848
- Grade Unit: ppm
- Intercept: 0.6 m
- From: 248 m
- To: 248.6 m
- Intercept Depth: 248 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP018:248-248.6
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 2848 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 2848

Context: including

#### Tags used in scoring

**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

### DH\_ELP018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-89)

El Pantano West · gold

#### Identity

- Hole ID: DH\_ELP018
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.18
- Grade Unit: g/t
- Intercept: 4 m
- From: 259 m
- To: 263 m
- Intercept Depth: 259 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP018:259-263
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 0.18 g/t gold is below against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 0.7 g/t·m is below.

- Negative factor: 0.18 g/t gold is below the weak threshold \(0.3 g/t\) on the default band.

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 0.18

Context: DH\_ELP018

#### Tags used in scoring

**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

### DH\_ELP018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-90)

El Pantano West · copper

#### Identity

- Hole ID: DH\_ELP018
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 1126
- Grade Unit: ppm
- Intercept: 4 m
- From: 259 m
- To: 263 m
- Intercept Depth: 259 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP018:259-263
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 1126 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 1126

Context: DH\_ELP018

#### Tags used in scoring

**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

### DH\_ELP018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-91)

El Pantano West · gold

#### Identity

- Hole ID: DH\_ELP018
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.15
- Grade Unit: g/t
- Intercept: 15.13 m
- From: 278.4 m
- To: 293.53 m
- Intercept Depth: 278.4 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP018:278.4-293.53
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 0.15 g/t gold is below against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 2.3 g/t·m is below.

- Negative factor: 0.15 g/t gold is below the weak threshold \(0.3 g/t\) on the default band.

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 0.15

Context: DH\_ELP018

#### Tags used in scoring

**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

### DH\_ELP018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-92)

El Pantano West · copper

#### Identity

- Hole ID: DH\_ELP018
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 959
- Grade Unit: ppm
- Intercept: 15.13 m
- From: 278.4 m
- To: 293.53 m
- Intercept Depth: 278.4 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP018:278.4-293.53
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 959 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 959

Context: DH\_ELP018

#### Tags used in scoring

**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

### DH\_ELP018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-93)

El Pantano West · gold

#### Identity

- Hole ID: DH\_ELP018
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.59
- Grade Unit: g/t
- Intercept: 1.1 m
- From: 305.7 m
- To: 306.8 m
- Intercept Depth: 305.7 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP018:305.7-306.8
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 0.59 g/t gold is weak against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 0.6 g/t·m is below \(grade alone is weak; the better of the two is used\).

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 0.59

Context: DH\_ELP018

#### Tags used in scoring

**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

### DH\_ELP018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-94)

El Pantano West · copper

#### Identity

- Hole ID: DH\_ELP018
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 691
- Grade Unit: ppm
- Intercept: 1.1 m
- From: 305.7 m
- To: 306.8 m
- Intercept Depth: 305.7 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP018:305.7-306.8
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 691 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 691

Context: DH\_ELP018

#### Tags used in scoring

**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

### DH\_ELP018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-95)

El Pantano West · gold

#### Identity

- Hole ID: DH\_ELP018
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 1.13
- Grade Unit: g/t
- Intercept: 0.4 m
- From: 306.4 m
- To: 306.8 m
- Intercept Depth: 306.4 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP018:306.4-306.8
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 1.13 g/t gold is moderate against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 0.5 g/t·m is below \(grade alone is moderate; the better of the two is used\).

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 1.13

Context: including

#### Tags used in scoring

**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

### DH\_ELP018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-96)

El Pantano West · copper

#### Identity

- Hole ID: DH\_ELP018
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 742
- Grade Unit: ppm
- Intercept: 0.4 m
- From: 306.4 m
- To: 306.8 m
- Intercept Depth: 306.4 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP018:306.4-306.8
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 742 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 742

Context: including

#### Tags used in scoring

**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

### DH\_ELP018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-97)

El Pantano West · gold

#### Identity

- Hole ID: DH\_ELP018
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.2
- Grade Unit: g/t
- Intercept: 27.12 m
- From: 316 m
- To: 343.12 m
- Intercept Depth: 316 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP018:316-343.12
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 0.2 g/t gold is below against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 5.4 g/t·m is below.

- Negative factor: 0.2 g/t gold is below the weak threshold \(0.3 g/t\) on the default band.

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 0.2

Context: DH\_ELP018

#### Tags used in scoring

**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

### DH\_ELP018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-98)

El Pantano West · copper

#### Identity

- Hole ID: DH\_ELP018
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 917
- Grade Unit: ppm
- Intercept: 27.12 m
- From: 316 m
- To: 343.12 m
- Intercept Depth: 316 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP018:316-343.12
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 917 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 917

Context: DH\_ELP018

#### Tags used in scoring

**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

### DH\_ELP018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-99)

El Pantano West · gold

#### Identity

- Hole ID: DH\_ELP018
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.39
- Grade Unit: g/t
- Intercept: 2.18 m
- From: 325.82 m
- To: 328 m
- Intercept Depth: 325.82 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP018:325.82-328
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 0.39 g/t gold is weak against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 0.9 g/t·m is below \(grade alone is weak; the better of the two is used\).

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 0.39

Context: including

#### Tags used in scoring

**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

### DH\_ELP018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-100)

El Pantano West · copper

#### Identity

- Hole ID: DH\_ELP018
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 1263
- Grade Unit: ppm
- Intercept: 2.18 m
- From: 325.82 m
- To: 328 m
- Intercept Depth: 325.82 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP018:325.82-328
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 1263 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 1263

Context: including

#### Tags used in scoring

**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

### DH\_ELP018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-101)

El Pantano West · gold

#### Identity

- Hole ID: DH\_ELP018
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.61
- Grade Unit: g/t
- Intercept: 0.3 m
- From: 339.9 m
- To: 340.2 m
- Intercept Depth: 339.9 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP018:339.9-340.2
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 0.61 g/t gold is weak against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 0.2 g/t·m is below \(grade alone is weak; the better of the two is used\).

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 0.61

Context: including

#### Tags used in scoring

**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

### DH\_ELP018

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-102)

El Pantano West · copper

#### Identity

- Hole ID: DH\_ELP018
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 3558
- Grade Unit: ppm
- Intercept: 0.3 m
- From: 339.9 m
- To: 340.2 m
- Intercept Depth: 339.9 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP018:339.9-340.2
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 3558 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 3558

Context: including

#### Tags used in scoring

**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

### DH\_ELP020

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-103)

El Pantano West · gold

#### Identity

- Hole ID: DH\_ELP020
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.21
- Grade Unit: g/t
- Intercept: 1.45 m
- From: 107 m
- To: 108.45 m
- Intercept Depth: 107 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP020:107-108.45
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 0.21 g/t gold is below against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 0.3 g/t·m is below.

- Negative factor: 0.21 g/t gold is below the weak threshold \(0.3 g/t\) on the default band.

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 0.21

Context: DH\_ELP020

#### Tags used in scoring

**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

### DH\_ELP020

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-104)

El Pantano West · copper

#### Identity

- Hole ID: DH\_ELP020
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 1009
- Grade Unit: ppm
- Intercept: 1.45 m
- From: 107 m
- To: 108.45 m
- Intercept Depth: 107 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP020:107-108.45
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 1009 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 1009

Context: DH\_ELP020

#### Tags used in scoring

**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

### DH\_ELP021

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-105)

El Pantano West · gold

#### Identity

- Hole ID: DH\_ELP021
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.4
- Grade Unit: g/t
- Intercept: 1.65 m
- From: 134 m
- To: 135.65 m
- Intercept Depth: 134 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP021:134-135.65
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 0.4 g/t gold is weak against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 0.7 g/t·m is below \(grade alone is weak; the better of the two is used\).

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 0.4

Context: DH\_ELP021

#### Tags used in scoring

**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

### DH\_ELP021

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-106)

El Pantano West · copper

#### Identity

- Hole ID: DH\_ELP021
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 1745
- Grade Unit: ppm
- Intercept: 1.65 m
- From: 134 m
- To: 135.65 m
- Intercept Depth: 134 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP021:134-135.65
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 1745 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 1745

Context: DH\_ELP021

#### Tags used in scoring

**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

### DH\_ELP022

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-107)

El Pantano West · gold

#### Identity

- Hole ID: DH\_ELP022
- Project: El Pantano West
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.21
- Grade Unit: g/t
- Intercept: 2.25 m
- From: 179.75 m
- To: 182 m
- Intercept Depth: 179.75 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP022:179.75-182
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 0.21 g/t gold is below against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 0.5 g/t·m is below.

- Negative factor: 0.21 g/t gold is below the weak threshold \(0.3 g/t\) on the default band.

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 0.21

Context: DH\_ELP022

#### Tags used in scoring

**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

### DH\_ELP022

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-108)

El Pantano West · copper

#### Identity

- Hole ID: DH\_ELP022
- Project: El Pantano West
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 427
- Grade Unit: ppm
- Intercept: 2.25 m
- From: 179.75 m
- To: 182 m
- Intercept Depth: 179.75 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP022:179.75-182
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 427 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 427

Context: DH\_ELP022

#### Tags used in scoring

**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

### DH\_ELP023

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-109)

interpreted as representing relatively deeper or more eroded levels of the hydrothermal · gold

#### Identity

- Hole ID: DH\_ELP023
- Project: interpreted as representing relatively deeper or more eroded levels of the hydrothermal
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.14
- Grade Unit: g/t
- Intercept: 27 m
- From: 100 m
- To: 127 m
- Intercept Depth: 100 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP023:100-127
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 0.14 g/t gold is below against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 3.8 g/t·m is below.

- Negative factor: 0.14 g/t gold is below the weak threshold \(0.3 g/t\) on the default band.

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 0.14

Context: DH\_ELP023

#### Tags used in scoring

**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

### DH\_ELP023

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-110)

interpreted as representing relatively deeper or more eroded levels of the hydrothermal · copper

#### Identity

- Hole ID: DH\_ELP023
- Project: interpreted as representing relatively deeper or more eroded levels of the hydrothermal
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 734
- Grade Unit: ppm
- Intercept: 27 m
- From: 100 m
- To: 127 m
- Intercept Depth: 100 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP023:100-127
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 734 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 734

Context: DH\_ELP023

#### Tags used in scoring

**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

### DH\_ELP023

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-111)

interpreted as representing relatively deeper or more eroded levels of the hydrothermal · gold

#### Identity

- Hole ID: DH\_ELP023
- Project: interpreted as representing relatively deeper or more eroded levels of the hydrothermal
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.13
- Grade Unit: g/t
- Intercept: 23.6 m
- From: 201.5 m
- To: 225.1 m
- Intercept Depth: 201.5 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP023:201.5-225.1
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 0.13 g/t gold is below against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 3.1 g/t·m is below.

- Negative factor: 0.13 g/t gold is below the weak threshold \(0.3 g/t\) on the default band.

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 0.13

Context: DH\_ELP023

#### Tags used in scoring

**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

### DH\_ELP023

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-112)

interpreted as representing relatively deeper or more eroded levels of the hydrothermal · copper

#### Identity

- Hole ID: DH\_ELP023
- Project: interpreted as representing relatively deeper or more eroded levels of the hydrothermal
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 545
- Grade Unit: ppm
- Intercept: 23.6 m
- From: 201.5 m
- To: 225.1 m
- Intercept Depth: 201.5 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP023:201.5-225.1
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 545 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 545

Context: DH\_ELP023

#### Tags used in scoring

**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

### DH\_ELP023

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-113)

interpreted as representing relatively deeper or more eroded levels of the hydrothermal · gold

#### Identity

- Hole ID: DH\_ELP023
- Project: interpreted as representing relatively deeper or more eroded levels of the hydrothermal
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 0.12
- Grade Unit: g/t
- Intercept: 20.7 m
- From: 244.3 m
- To: 265 m
- Intercept Depth: 244.3 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP023:244.3-265
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table. 0.12 g/t gold is below against the default band \[5, 2, 1, 0.3\] g/t. Grade×width 2.5 g/t·m is below.

- Negative factor: 0.12 g/t gold is below the weak threshold \(0.3 g/t\) on the default band.

- Negative factor: Scored from rubric bands during table expansion, not from document context.

Evidence · table

> 0.12

Context: DH\_ELP023

#### Tags used in scoring

**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

### DH\_ELP023

[Link to this fact](https://atlas-extractions.minestarters.com/news/orosur-mining-inc-el-pantano-project-developing--4c962f6f-2978-4b80-ba04-56582e8a4a7f#fact-drill-facts-114)

interpreted as representing relatively deeper or more eroded levels of the hydrothermal · copper

#### Identity

- Hole ID: DH\_ELP023
- Project: interpreted as representing relatively deeper or more eroded levels of the hydrothermal
- Commodity: copper
- Region: argentina
- Reported Region: argentina
- Ticker: OMI

#### Geometry

- Grade: 700
- Grade Unit: ppm
- Intercept: 20.7 m
- From: 244.3 m
- To: 265 m
- Intercept Depth: 244.3 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Group ID: DH\_ELP023:244.3-265
- Mining Method: unknown

#### Location

- CRS: WGS84 UTM Zone 18

#### QA/QC

- Laboratory: Alex Stewart Laboratories
- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards, blanks

#### Review

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

#### Dates

- Event date: 2026-07-22T00:00:00.000Z

Reasoning: Expanded from assay table: 700 ppm copper, reported in a unit the rubric does not cover \(%\).

- Negative factor: Grade unit ppm does not match the copper rubric unit %; not scored.

Evidence · table

> 700

Context: DH\_ELP023

#### Tags used in scoring

**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

## 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.