# PUR: 2026 Annual Report

Canonical Atlas analysis: https://atlas-staging.minestarters.com/news/pur-2026-annual-report--28754646-497e-4c1f-800f-6134c40b0af4

Original source: https://www.asx.com.au/asx/v2/statistics/displayAnnouncement.do?display=pdf&idsId=03146421

Publisher: asx

Original announcement: 2026-09-30T06:35:00.000Z

Analysis by Minestarters Atlas

Atlas analysis published: 2026-09-30T07:20:59.049Z

Atlas analysis updated: 2026-09-30T07:20:59.049Z

- Company: Pursuit Minerals Limited

- Ticker: PUR

- Exchange: ASX

- Region: Salta, Argentina

- Primary commodity: Lithium

- Secondary commodities: None reported

- Document categories: Resource update, Metallurgy, Other, Drill results

- Extracted: 2026-09-30 07:20:59 UTC

Narrative sentiment: 0.60 · Bullish

## Minestarters Atlas summary

Pursuit Minerals Limited reported a net profit for the year ended June 2026, driven by significant progress on its Rio Grande Sur Lithium Project. The company completed a Pre-Feasibility Study outlining a 5,000tpa lithium carbonate operation with strong economics, including a post-tax NPV of US$364 million and an IRR of 22.4%. The project's Mineral Resource Estimate was updated to 1.264Mt LCE \(a 14% increase\), and a Maiden Probable Ore Reserve of 125kt LCE was declared, supported by successful pilot plant production of high-purity lithium carbonate. However, the company noted a material uncertainty regarding its ability to continue as a going concern.

Reasoning: The company has made significant progress on its flagship lithium project, moving it closer to development with strong economic fundamentals and a maiden reserve, and achieving high-purity product from its pilot plant. However, the average resource grade has declined compared to prior estimates, and the company has noted a material uncertainty regarding its ability to continue as a going concern.

- Positive factor: Strong PFS economics \(NPV, IRR, low operating costs\)

- Positive factor: Material increase in contained lithium resource

- Positive factor: Maiden Probable Ore Reserve declared

- Positive factor: High-purity lithium carbonate produced from pilot plant

- Positive factor: JORC \(2012\) compliant estimates with QP sign-off

- Negative factor: Average resource grade declined compared to prior estimates

- Negative factor: Material uncertainty regarding ability to continue as a going concern

- Negative factor: Historical drill results re-released with no new assays

Facts used in scoring: 9

## Classification and evidence

**Indicated Resource**

Polarity: positive

Definition: Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: The document reports '705kt LCE in the Indicated category' for the Rio Grande Sur Lithium Project.

Evidence · text

> 705kt LCE in the Indicated category

**Inferred Resource**

Polarity: negative

Definition: Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: The document reports '559kt LCE in the Inferred category' for the Rio Grande Sur Lithium Project.

Evidence · text

> 559kt LCE in the Inferred category

**Category Upgrade**

Polarity: positive

Definition: Resource confidence improved — Inferred upgraded to Indicated, or Indicated to Measured. De-risking signal.

Why it applies: The updated JORC Mineral Resource Estimate represents a 'material increase from the previous estimate' and a '~14% increase in total contained lithium'.

Evidence · text

> material increase from the previous estimate. The resource comprises 705kt LCE in the Indicated category at 443 mg/L lithium and 559kt LCE in the Inferred category at 405 mg/L lithium. This upgrade reflects a ~14% increase in total contained lithium

**Tonnage Growth**

Polarity: positive

Definition: Significant tonnage increase \(≥15%\) vs prior estimate with grade maintained or improved.

Why it applies: The updated JORC Mineral Resource Estimate represents a 'material increase from the previous estimate' and a '~14% increase in total contained lithium'.

Evidence · text

> material increase from the previous estimate. The resource comprises 705kt LCE in the Indicated category at 443 mg/L lithium and 559kt LCE in the Inferred category at 405 mg/L lithium. This upgrade reflects a ~14% increase in total contained lithium

**Contained Metal Growth**

Polarity: positive

Definition: True scale improvement — contained metal ounces/tonnes increased vs prior, accounting for both tonnage and grade changes.

Why it applies: The updated JORC Mineral Resource Estimate represents a 'material increase from the previous estimate' and a '~14% increase in total contained lithium'.

Evidence · text

> material increase from the previous estimate. The resource comprises 705kt LCE in the Indicated category at 443 mg/L lithium and 559kt LCE in the Inferred category at 405 mg/L lithium. This upgrade reflects a ~14% increase in total contained lithium

**QP/CP Signed**

Polarity: positive

Definition: Qualified Person \(QP\) or Competent Person \(CP\) named and signed off — a member of a recognized professional association \(e.g., AusIMM, SME, AIG, P.Geo\) with relevant experience.

Why it applies: The estimation was completed by independent competent person Mr. Leandro Sastre, B.Sc. in Geology, AIG CP \(Geo\).

Evidence · text

> The estimation was completed by independent competent person Mr. Leandro Sastre, B.Sc. in Geology, AIG CP \(Geo\).

**JORC Compliant**

Polarity: positive

Definition: Resource estimate prepared in compliance with JORC Code \(Australia\) — high reporting standard.

Why it applies: The document refers to the 'updated JORC \(2012\) Mineral Resource Estimate' and 'in accordance with JORC Code \(2012\) Clause 29'.

Evidence · text

> updated JORC \(2012\) Mineral Resource Estimate

**Cut-off Disclosed**

Polarity: positive

Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: The document states 'No cut-off grade was applied. Lowest lithium grade obtained was 360 mg/l' for the resource and 'conservative lithium cut-off grade of 360 mg/L' for the reserve.

Evidence · text

> No cut-off grade was applied. Lowest lithium grade obtained was 360 mg/l

**Maiden Resource**

Polarity: neutral

Definition: First formal MRE for the project — establishes baseline but typically exploration-stage with high Inferred component.

Why it applies: The document states 'Maiden Probable Ore Reserve of approximately 125kt LCE'.

Evidence · text

> Maiden Probable Ore Reserve of approximately 125kt LCE

**Resource Update**

Polarity: neutral

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

Why it applies: The document presents an 'updated JORC \(2012\) Mineral Resource Estimate' for the Rio Grande Sur Lithium Project.

Evidence · text

> updated JORC \(2012\) Mineral Resource Estimate

**Grade Decline**

Polarity: negative

Definition: Average grade dropped &gt;5% vs prior estimate — deposit economics worsening. May indicate high-grading in early drilling.

Why it applies: The average resource grade of 424.14 mg/L Li for the updated estimate is lower than the prior average grade of 681.35 mg/L Li for the Rio Grande Sur project from RAG comparables.

Evidence · table

> 424.14

Context: Total

**High Recovery**

Polarity: positive

Definition: Recovery at or above the exceptional band for the commodity and processing route.

Why it applies: The pilot plant successfully increased product purity to 99.5% Li₂CO₃, indicating a high-quality final product.

Evidence · text

> successfully increased product purity to 99.5%.

**Pilot Scale Complete**

Polarity: positive

Definition: Pilot or demonstration plant testing completed under continuous operation.

Why it applies: The company has a 'Lithium Carbonate Pilot Plant' and is 'progressing the pilot plant toward operation'.

Evidence · text

> Lithium Carbonate Pilot Plant

**Going Concern Risk**

Polarity: negative

Story-specific tag

Definition: No canonical definition is currently available.

Why it applies: The financial statements note 'material uncertainty that may cast significant doubt about the Company’s ability to continue as a going concern'.

Evidence · text

> material uncertainty that may cast significant doubt about the Company’s ability to continue as a going concern

**Stale Data Re-release**

Polarity: negative

Story-specific tag

Definition: Historical results re-announced with no new assays or reinterpretation — low genuine novelty.

Why it applies: The document refers to 'Historical drilling confirms system fertility' and 'previously reported intercepts' for the Sascha Marcelina Gold Project.

Evidence · text

> Historical drilling confirms system fertility, returning high-grade gold intercepts directly beneath strong surface geochemical anomalies, including 0.27 m at 10.74 g/t Au and 1.55 m at 8.92 g/t Au

**Single Domain Only**

Polarity: negative

Definition: Testing limited to one composite or domain — representativeness not established.

Why it applies: only one composite was tested

## Extracted facts

Stored fact records: 9. Some facts used in scoring do not have a stored record.

## Drill Results (3)

### Fact 1

[Link to this fact](https://atlas-staging.minestarters.com/news/pur-2026-annual-report--28754646-497e-4c1f-800f-6134c40b0af4#fact-drill-facts-4)

Sascha Marcelina · gold

Historical result

Needs review: drill\_no\_hole\_id

#### Identity

- Project: Sascha Marcelina
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: PUR

#### Geometry

- Grade: 10.74
- Grade Unit: g/t
- Intercept: 0.27 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Mining Method: underground

#### QA/QC

- QA/QC Disclosed: Yes
- QA/QC Methods: standards, blanks

#### Review

- Needs Review: Yes
- Review Reason: drill\_no\_hole\_id
- Interp. Status: scored
- Historical: Yes

#### Dates

- Event date: 2026-09-30T00:00:00.000Z

Reasoning: This is a high-grade historical gold intercept, but its very narrow width and historical nature limit its current materiality and novelty.

- Positive factor: High-grade gold intercept

- Negative factor: Very narrow intercept length

- Negative factor: Historical data, not new results

- Negative factor: No QA/QC disclosure

Evidence · text

> 0.27 m at 10.74 g/t Au

#### 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

**Stale Data Re-release**

Polarity: negative

Definition: Historical results re-announced with no new assays or reinterpretation — low genuine novelty.

Why it applies: the fact restates a prior release

### Fact 2

[Link to this fact](https://atlas-staging.minestarters.com/news/pur-2026-annual-report--28754646-497e-4c1f-800f-6134c40b0af4#fact-drill-facts-5)

Sascha Marcelina · gold

Historical result

Needs review: drill\_no\_hole\_id

#### Identity

- Project: Sascha Marcelina
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: PUR

#### Geometry

- Grade: 8.92
- Grade Unit: g/t
- Intercept: 1.55 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Mining Method: underground

#### QA/QC

- QA/QC Disclosed: Yes
- QA/QC Methods: standards, blanks

#### Review

- Needs Review: Yes
- Review Reason: drill\_no\_hole\_id
- Interp. Status: scored
- Historical: Yes

#### Dates

- Event date: 2026-09-30T00:00:00.000Z

Reasoning: This historical high-grade gold intercept provides some indication of prospectivity but is not new information and lacks QA/QC details.

- Positive factor: High-grade gold intercept

- Negative factor: Narrow intercept length for epithermal deposit

- Negative factor: Historical data, not new results

- Negative factor: No QA/QC disclosure

Evidence · text

> 1.55 m at 8.92 g/t Au

#### 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

**Stale Data Re-release**

Polarity: negative

Definition: Historical results re-announced with no new assays or reinterpretation — low genuine novelty.

Why it applies: the fact restates a prior release

### PEL-DDH-005

[Link to this fact](https://atlas-staging.minestarters.com/news/pur-2026-annual-report--28754646-497e-4c1f-800f-6134c40b0af4#fact-drill-facts-6)

Sascha Marcelina · gold

Historical result

Needs review: historical\_restatement

#### Identity

- Hole ID: PEL-DDH-005
- Project: Sascha Marcelina
- Commodity: gold
- Region: argentina
- Reported Region: argentina
- Ticker: PUR

#### Geometry

- Intercept: 0.9 m

#### Classification

- Deposit Type: epithermal
- Sample Type: drill
- Mining Method: underground

#### QA/QC

- QA/QC Disclosed: Yes
- QA/QC Methods: standards, blanks

#### Metal Equivalent

- Metal Eq. Grade: 5.48
- Metal Eq. Unit: g/t AuEq
- Assumptions Disclosed: No

#### Review

- Needs Review: Yes
- Review Reason: historical\_restatement
- Interp. Status: scored
- Historical: Yes

#### Dates

- Event date: 2026-09-30T00:00:00.000Z

Reasoning: This historical gold equivalent intercept is high-grade but its narrow width, historical nature, and lack of metal equivalent assumptions reduce its current materiality.

- Positive factor: High-grade gold equivalent intercept

- Negative factor: Narrow intercept length

- Negative factor: Historical data, not new results

- Negative factor: Metal equivalent assumptions not disclosed

- Negative factor: No QA/QC disclosure

Evidence · text

> 0.9 metres at 5.48 g/t AuEq

#### 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

**Metal Equivalent Opaque**

Polarity: negative

Definition: Metal equivalent grade reported without disclosing the price, recovery, or payability assumptions used.

Why it applies: an equivalent grade is reported without its assumptions

**Stale Data Re-release**

Polarity: negative

Definition: Historical results re-announced with no new assays or reinterpretation — low genuine novelty.

Why it applies: the fact restates a prior release

## Resource Estimates (5)

### indicated

[Link to this fact](https://atlas-staging.minestarters.com/news/pur-2026-annual-report--28754646-497e-4c1f-800f-6134c40b0af4#fact-resource-facts-0)

Rio Grande Sur Lithium Project · lithium

Historical result

Needs review: historical\_restatement

#### Identity

- Project: Rio Grande Sur Lithium Project
- Commodity: lithium
- Region: argentina
- Reported Region: Salta, Argentina
- Ticker: PUR

#### Resource scope

- Estimate type: resource
- Effective date: 2026-01-23T00:00:00.000Z
- Reporting standards: jorc
- QP Signed: Yes
- Qualified person names: Mr. Leandro Sastre
- Resource group id: resource:00b9076675b44bc62549

#### Resource Data

- Category: indicated
- Tonnes: 299410920
- Grade: 442.67
- Grade Unit: mg/L
- Contained Metal: 705
- Contained Unit: kt lce
- Cutoff Grade: 360
- Cutoff Unit: mg/L Li

#### Prior Estimate

- Resource Date: 2026-01-23

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: Yes
- Review Reason: historical\_restatement
- Historical: Yes

#### Dates

- Event date: 2026-09-30T00:00:00.000Z

Reasoning: The Indicated Mineral Resource of 705kt LCE represents a significant portion of the updated estimate, providing a strong foundation for future development, although the average grade is lower than previous estimates.

- Positive factor: Significant indicated resource tonnage

- Positive factor: JORC \(2012\) compliant estimate

- Positive factor: QP sign-off

- Positive factor: Material increase in contained lithium

- Negative factor: Average resource grade declined compared to prior estimates

Evidence · table

> 705

Context: Indicated

#### Tags used in scoring

**Indicated Resource**

Polarity: positive

Definition: Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

**Cut-off Disclosed**

Polarity: positive

Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff\_grade is stated

**QP/CP Signed**

Polarity: positive

Definition: Qualified Person \(QP\) or Competent Person \(CP\) named and signed off — a member of a recognized professional association \(e.g., AusIMM, SME, AIG, P.Geo\) with relevant experience.

Why it applies: qp\_signed is true

**JORC Compliant**

Polarity: positive

Definition: Resource estimate prepared in compliance with JORC Code \(Australia\) — high reporting standard.

Why it applies: reporting\_standards includes jorc

### inferred

[Link to this fact](https://atlas-staging.minestarters.com/news/pur-2026-annual-report--28754646-497e-4c1f-800f-6134c40b0af4#fact-resource-facts-1)

Rio Grande Sur Lithium Project · lithium

Historical result

Needs review: historical\_restatement

#### Identity

- Project: Rio Grande Sur Lithium Project
- Commodity: lithium
- Region: argentina
- Reported Region: Salta, Argentina
- Ticker: PUR

#### Resource scope

- Estimate type: resource
- Effective date: 2026-01-23T00:00:00.000Z
- Reporting standards: jorc
- QP Signed: Yes
- Qualified person names: Mr. Leandro Sastre
- Resource group id: resource:1bcf49c9472123ee3469

#### Resource Data

- Category: inferred
- Tonnes: 258930080
- Grade: 405.27
- Grade Unit: mg/L
- Contained Metal: 559
- Contained Unit: kt lce
- Cutoff Grade: 360
- Cutoff Unit: mg/L Li

#### Prior Estimate

- Resource Date: 2026-01-23

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: Yes
- Review Reason: historical\_restatement
- Historical: Yes

#### Dates

- Event date: 2026-09-30T00:00:00.000Z

Reasoning: The Inferred Mineral Resource of 559kt LCE contributes to the project's overall scale but is a lower confidence category, and the average grade is lower than previous estimates.

- Positive factor: Adds to overall resource scale

- Positive factor: JORC \(2012\) compliant estimate

- Positive factor: QP sign-off

- Negative factor: Inferred category is speculative

- Negative factor: Average resource grade declined compared to prior estimates

Evidence · table

> 559

Context: Inferred

#### Tags used in scoring

**Inferred Resource**

Polarity: negative

Definition: Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

**Cut-off Disclosed**

Polarity: positive

Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff\_grade is stated

**QP/CP Signed**

Polarity: positive

Definition: Qualified Person \(QP\) or Competent Person \(CP\) named and signed off — a member of a recognized professional association \(e.g., AusIMM, SME, AIG, P.Geo\) with relevant experience.

Why it applies: qp\_signed is true

**JORC Compliant**

Polarity: positive

Definition: Resource estimate prepared in compliance with JORC Code \(Australia\) — high reporting standard.

Why it applies: reporting\_standards includes jorc

### probable

[Link to this fact](https://atlas-staging.minestarters.com/news/pur-2026-annual-report--28754646-497e-4c1f-800f-6134c40b0af4#fact-resource-facts-2)

Rio Grande Sur Lithium Project · lithium

#### Identity

- Project: Rio Grande Sur Lithium Project
- Commodity: lithium
- Region: argentina
- Reported Region: Salta, Argentina
- Ticker: PUR

#### Resource scope

- Estimate type: reserve
- Effective date: 2026-01-23T00:00:00.000Z
- Reporting standards: jorc
- QP Signed: Yes
- Qualified person names: Mr. Leandro Sastre
- Resource group id: resource:d4b97605e5aabba5e4a8

#### Resource Data

- Category: probable
- Tonnes: 35000000
- Grade: 670
- Grade Unit: mg/L
- Contained Metal: 125000
- Contained Unit: t lce
- Cutoff Grade: 360
- Cutoff Unit: mg/L Li

#### Prior Estimate

- Resource Date: 2026-01-23

#### Metal Equivalent

- Assumptions Disclosed: Yes

#### Review

- Needs Review: No
- Historical: No

#### Dates

- Event date: 2026-09-30T00:00:00.000Z

Reasoning: The declaration of a Maiden Probable Ore Reserve of 125kt LCE is a highly material and novel development, confirming the economic viability of the project based on the Pre-Feasibility Study.

- Positive factor: Maiden Probable Ore Reserve demonstrates economic viability

- Positive factor: Based on a 25-year mine life from PFS

- Positive factor: JORC \(2012\) compliant estimate

- Positive factor: QP sign-off

Evidence · table

> ~125,000

Context: Probable

#### 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 Disclosed**

Polarity: positive

Definition: Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff\_grade is stated

**QP/CP Signed**

Polarity: positive

Definition: Qualified Person \(QP\) or Competent Person \(CP\) named and signed off — a member of a recognized professional association \(e.g., AusIMM, SME, AIG, P.Geo\) with relevant experience.

Why it applies: qp\_signed is true

**JORC Compliant**

Polarity: positive

Definition: Resource estimate prepared in compliance with JORC Code \(Australia\) — high reporting standard.

Why it applies: reporting\_standards includes jorc

### Fact 4

[Link to this fact](https://atlas-staging.minestarters.com/news/pur-2026-annual-report--28754646-497e-4c1f-800f-6134c40b0af4#fact-resource-facts-7)

Sascha Marcelina Gold Project · gold

Historical result

Needs review: historical\_restatement

#### Identity

- Project: Sascha Marcelina Gold Project
- Commodity: gold
- Region: argentina
- Reported Region: Santa Cruz, Argentina
- Ticker: PUR

#### Resource scope

- Resource group id: resource:419b577495bc894373ba

#### Resource Data

- Grade: 160
- Grade Unit: g/t

#### Review

- Needs Review: Yes
- Review Reason: historical\_restatement
- Historical: Yes

#### Dates

- Event date: 2026-09-30T00:00:00.000Z

Reasoning: A very high-grade historical surface gold sample indicates strong prospectivity but is not a drill intercept and lacks newness and QA/QC details.

- Positive factor: Very high-grade surface gold sample

- Negative factor: Surface sample, not drill intercept

- Negative factor: Historical data, not new results

- Negative factor: No QA/QC disclosure

Evidence · text

> rock chip values of up to 160 g/t Au

#### Tags used in scoring

**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 Contained Metal**

Polarity: negative

Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained\_metal was not reported

### Fact 5

[Link to this fact](https://atlas-staging.minestarters.com/news/pur-2026-annual-report--28754646-497e-4c1f-800f-6134c40b0af4#fact-resource-facts-8)

Sascha Marcelina Gold Project · silver

Historical result

Needs review: historical\_restatement

#### Identity

- Project: Sascha Marcelina Gold Project
- Commodity: silver
- Region: argentina
- Reported Region: Santa Cruz, Argentina
- Ticker: PUR

#### Resource scope

- Resource group id: resource:419b577495bc894373ba

#### Resource Data

- Grade: 780
- Grade Unit: g/t

#### Review

- Needs Review: Yes
- Review Reason: historical\_restatement
- Historical: Yes

#### Dates

- Event date: 2026-09-30T00:00:00.000Z

Reasoning: A very high-grade historical surface silver sample indicates strong prospectivity but is not a drill intercept and lacks newness and QA/QC details.

- Positive factor: Very high-grade surface silver sample

- Negative factor: Surface sample, not drill intercept

- Negative factor: Historical data, not new results

- Negative factor: No QA/QC disclosure

Evidence · text

> rock chip values of up to 780 g/t Ag

#### Tags used in scoring

**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 Contained Metal**

Polarity: negative

Definition: Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained\_metal was not reported

## Metallurgical Results (1)

### pilot plant

[Link to this fact](https://atlas-staging.minestarters.com/news/pur-2026-annual-report--28754646-497e-4c1f-800f-6134c40b0af4#fact-metallurgical-facts-3)

Rio Grande Sur Lithium Project · lithium

#### Identity

- Project: Rio Grande Sur Lithium Project
- Commodity: lithium
- Region: argentina
- Reported Region: Salta, Argentina
- Ticker: PUR

#### Test Work

- Program Status: optimization
- Test Type: pilot plant
- Processing Route: conventional processing flowsheet, fractional crystallisation \(FX\) and ion exchange \(IX\)
- Sample: Rio Grande Sur brine

#### Recovery

- Recovery Basis: actual\_test
- Conc. Grade: 99.5
- Conc. Grade Unit: % Li₂CO₃

#### Review

- Needs Review: No
- Historical: No

#### Dates

- Event date: 2026-09-30T00:00:00.000Z

Reasoning: The successful production of 99.5% high-purity lithium carbonate from the pilot plant is a significant technical achievement, de-risking the project's processing pathway and validating its commercial potential.

- Positive factor: Achieved high-purity battery-grade lithium carbonate

- Positive factor: Pilot plant scale demonstrates process viability

- Positive factor: Positions company among select group of ASX-listed lithium producers

Evidence · text

> successfully increased product purity to 99.5%.

#### Tags used in scoring

**Pilot Scale Complete**

Polarity: positive

Definition: Pilot or demonstration plant testing completed under continuous operation.

Why it applies: test\_type names pilot-scale work

## 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.
