# Austral Gold Announces Updated Mineral Reserve and Resource Estimate for Casposo Mine

Canonical Atlas analysis: https://atlas-extractions.minestarters.com/news/austral-gold-announces-updated-mineral-reserve-and-resource-estimate-for-casposo--c74b279d-abde-4ada-b46a-d443207175f1

Original source: https://finance.yahoo.com/news/austral-gold-announces-updated-mineral-025600634.html

Publisher: yahoo\_press

Original announcement: 2025-10-14T02:56:00.000Z

Analysis by Minestarters Atlas

Atlas analysis published: Unknown date

Atlas analysis updated: Unknown date

- Company: Austral Gold

- Ticker: AGD

- Exchange: ASX

- Region: Unavailable

- Primary commodity: Gold

- Secondary commodities: Silver

- Document categories: Resource update

- Extracted: 2026-09-19 18:07:25 UTC

Narrative sentiment: 0.40 · Bullish

## Minestarters Atlas summary

Austral Gold has released an updated mineral resource and reserve estimate for the Casposo Mine. The update includes 2.149 Mt of Proven and Probable reserves grading 1.31 g/t Au and 58.52 g/t Ag.

Reasoning: The announcement provides updated reserve and resource estimates for the Casposo Mine, supporting the company's path to renewed production.

- Positive factor: Reinforcement of production strategy

- Positive factor: Existence of Toll Milling Agreement

Facts used in scoring: 2

## Classification and evidence

**Resource Update**

Polarity: neutral

Definition: Revised estimate for an existing resource — compare to prior to assess progress.

Why it applies: The document provides an updated mineral resource and reserve estimate.

Evidence · text

> Updated Mineral Resource and Reserve Estimate

## Extracted facts

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

## Resource Estimates (2)

### probable

[Link to this fact](https://atlas-extractions.minestarters.com/news/austral-gold-announces-updated-mineral-reserve-and-resource-estimate-for-casposo--c74b279d-abde-4ada-b46a-d443207175f1#fact-resource-facts-0)

Casposo Mine · gold

#### Identity

- Project: Casposo Mine
- Commodity: gold
- Ticker: AGD

#### Resource scope

- Estimate type: reserve
- Resource group id: resource:2281d53c44859db6b063

#### Resource Data

- Category: probable
- Tonnes: 2149000
- Grade: 1.31
- Grade Unit: g/t
- Contained Metal: 80
- Contained Unit: koz

#### Review

- Needs Review: No
- Historical: No

#### Dates

- Event date: 2025-10-14T00:00:00.000Z

Reasoning: Reported reserve grade and tonnage for gold.

Evidence · text

> Proven and Probable Mineral Reserves for the Casposo Mine is estimated to be 2.149 Mt grading 1.31 g/t Au

#### Tags used in scoring

**Probable Reserve**

Polarity: positive

Definition: Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

**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

**No QP/CP Disclosure**

Polarity: negative

Definition: No Qualified Person or Competent Person named — lower credibility for the estimate. A QP/CP should be a member of a recognized professional association with relevant experience.

Why it applies: no Qualified or Competent Person is named anywhere in the release

### probable

[Link to this fact](https://atlas-extractions.minestarters.com/news/austral-gold-announces-updated-mineral-reserve-and-resource-estimate-for-casposo--c74b279d-abde-4ada-b46a-d443207175f1#fact-resource-facts-1)

Casposo Mine · silver

#### Identity

- Project: Casposo Mine
- Commodity: silver
- Ticker: AGD

#### Resource scope

- Estimate type: reserve
- Resource group id: resource:2281d53c44859db6b063

#### Resource Data

- Category: probable
- Tonnes: 2149000
- Grade: 58.52
- Grade Unit: g/t
- Contained Metal: 3.276
- Contained Unit: m oz

#### Review

- Needs Review: No
- Historical: No

#### Dates

- Event date: 2025-10-14T00:00:00.000Z

Reasoning: Reported reserve grade and tonnage for silver.

Evidence · text

> 2.149 Mt grading 1.31 g/t Au and 58.52 g/t Ag and containing ounces recoverable of 80 thousand ounces \(Koz\) Au and 3.276 M oz Ag

#### Tags used in scoring

**Probable Reserve**

Polarity: positive

Definition: Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

**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

**No QP/CP Disclosure**

Polarity: negative

Definition: No Qualified Person or Competent Person named — lower credibility for the estimate. A QP/CP should be a member of a recognized professional association with relevant experience.

Why it applies: no Qualified or Competent Person is named anywhere in the release

## 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.