# MRD: MRD Lodges Second Selectro Patent for Industrial Metals

Canonical Atlas analysis: https://atlas-staging.minestarters.com/news/mrd-mrd-lodges-second-selectro-patent-for-industrial-metals--b95191f1-e6c0-420a-bff3-212a24e20302

Original source: https://www.asx.com.au/asx/v2/statistics/displayAnnouncement.do?display=pdf&idsId=03153891

Publisher: asx

Original announcement: 2026-10-18T22:37:00.000Z

Analysis by Minestarters Atlas

Atlas analysis published: 2026-10-18T23:12:09.319Z

Atlas analysis updated: 2026-10-18T23:12:09.319Z

- Company: Mount Ridley Mines Limited

- Ticker: MRD

- Exchange: ASX

- Region: Western Australia

- Primary commodity: Aluminium

- Secondary commodities: Iron ore, Gallium

- Document categories: Metallurgy, Other

- Extracted: 2026-10-18 23:12:10 UTC

Narrative sentiment: 0.60 · Bullish

## Minestarters Atlas summary

Mount Ridley Mines has lodged a second provisional patent application for its Selectro™ technology, specifically adapted for industrial metal feedstocks. Initial testwork on a bauxite composite from the Darling Range project yielded 92% aluminium and 97% iron recovery.

Reasoning: The announcement of a second patent application for industrial metals, supported by strong initial bauxite recovery results, represents a significant strategic expansion of the company's technology platform.

- Positive factor: Successful first-pass testwork on bauxite feedstock

- Positive factor: High recovery rates for aluminium \(92%\) and iron \(97%\)

- Positive factor: Strategic IP protection via second provisional patent application

- Positive factor: Demonstrates Selectro™ as a platform technology for industrial metals

- Negative factor: Optimisation of chemistry specific to bauxite has not yet been undertaken

Facts used in scoring: 2

## Classification and evidence

**High Recovery**

Polarity: positive

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

Why it applies: Aluminium recovery of 92% and iron recovery of 97% are very strong for first-pass testing.

Evidence · text

> returning 92% aluminium and 97% iron recovery

**Bench Scale Only**

Polarity: negative

Definition: Only preliminary bench tests completed — no locked-cycle or pilot work.

Why it applies: The results are described as 'first pass testwork' on a composite, indicating preliminary screening.

Evidence · text

> first pass testwork on a composite

**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: 2. Some facts used in scoring do not have a stored record.

## Metallurgical Results (2)

### leach

[Link to this fact](https://atlas-staging.minestarters.com/news/mrd-mrd-lodges-second-selectro-patent-for-industrial-metals--b95191f1-e6c0-420a-bff3-212a24e20302#fact-metallurgical-facts-0)

Darling Range bauxite project · aluminium

#### Identity

- Project: Darling Range bauxite project
- Commodity: aluminium
- Region: australia\_wa
- Reported Region: Western Australia
- Ticker: MRD

#### Test Work

- Program Status: preliminary
- Test Type: leach
- Processing Route: Selectro™ Process
- Sample: composite supplied by Australian Silica Quartz Group Ltd \(ASX: ASQ\) from Darling Range bauxite project

#### Recovery

- Recovery: 92 %
- Recovery Basis: actual\_test

#### Lab

- Laboratory: ALS

#### Review

- Needs Review: No
- Historical: No

#### Dates

- Event date: 2026-10-18T00:00:00.000Z

Reasoning: 92% recovery is strong for first-pass testing on a new feedstock.

- Positive factor: High recovery rate of 92%

Evidence · text

> returning 92% aluminium and 97% iron recovery

#### Tags used in scoring

**Byproduct Commodity**

Polarity: neutral

Definition: The tested commodity is a byproduct rather than the primary economic driver.

Why it applies: the release describes a byproduct credit

### leach

[Link to this fact](https://atlas-staging.minestarters.com/news/mrd-mrd-lodges-second-selectro-patent-for-industrial-metals--b95191f1-e6c0-420a-bff3-212a24e20302#fact-metallurgical-facts-1)

Darling Range bauxite project · iron\_ore

#### Identity

- Project: Darling Range bauxite project
- Commodity: iron\_ore
- Region: australia\_wa
- Reported Region: Western Australia
- Ticker: MRD

#### Test Work

- Program Status: preliminary
- Test Type: leach
- Processing Route: Selectro™ Process
- Sample: composite supplied by Australian Silica Quartz Group Ltd \(ASX: ASQ\) from Darling Range bauxite project

#### Recovery

- Recovery: 97 %
- Recovery Basis: actual\_test

#### Lab

- Laboratory: ALS

#### Review

- Needs Review: No
- Historical: No

#### Dates

- Event date: 2026-10-18T00:00:00.000Z

Reasoning: 97% recovery is exceptional for iron in this context.

- Positive factor: Very high recovery rate of 97%

Evidence · text

> returning 92% aluminium and 97% iron recovery

#### Tags used in scoring

**Byproduct Commodity**

Polarity: neutral

Definition: The tested commodity is a byproduct rather than the primary economic driver.

Why it applies: the release describes a byproduct credit

## 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.