Mount Ridley lodges second Selectro patent for industrial metals
Original announcement by stockhead on
- Company
- Mount Ridley Mines
- Ticker
- MRD
- Exchange
- Unavailable
- Region
- Western Australia
- Primary commodity
- Aluminium
- Secondary commodities
- Iron ore, Gallium, Scandium, Rare earths
- Document categories
- Metallurgy, Other
- Extracted
- 2026-10-19 05:03:47 UTC
Analysis by Minestarters Atlas
Atlas analysis published:
Minestarters Atlas analysis
Summary
Mount Ridley Mines has lodged a second provisional patent application for its Selectro processing chemistry, specifically adapted for industrial metal feedstocks like bauxite. First-pass testwork on a Darling Range bauxite composite yielded 92% aluminium and 97% iron recovery, producing a pH-neutral residue.
Reasoning: The announcement reports successful first-pass metallurgical testwork on bauxite and the lodgement of a new patent application for the Selectro process, indicating technical progress and IP expansion.
Positive factors
- High recovery rates for aluminium and iron
- Development of a pH-neutral residue
- Expansion of intellectual property via second patent application
- Demonstrated applicability to third-party feedstocks
Negative factors
- Process is at an early testing stage
- Chemistry not yet optimised for bauxite
- Gallium assay results are still pending
Facts used in scoring: 2
Classification and evidence
High Recoverypositive
Recovery at or above the exceptional band for the commodity and processing route.
Why it applies: Aluminium (92%) and iron (97%) recoveries are high for first-pass testing.
Evidence · text
“returned 92% aluminium and 97% iron recovery”
Bench Scale Onlynegative
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 early-stage screening.
Evidence · text
“the process remains at an early testing stage”
Single Domain Onlynegative
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)
unspecifiedDarling Range bauxite project · aluminiumRecovery: 92 %View all detailsHide details
Identity
- Project
- Darling Range bauxite project
- Commodity
- aluminium
- Region
- australia_wa
- Reported Region
- Western Australia
- Ticker
- MRD
Test Work
- Program Status
- scoping
- Test Type
- unspecified
- Sample
- composite from Australian Silica Quartz Group’s Darling Range bauxite project
Recovery
- Recovery
- 92 %
- Recovery Basis
- actual_test
Lab
- Laboratory
- ALS
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-10-19T00:00:00.000Z
Reasoning: 92% recovery is a strong result for first-pass testing on a new feedstock.
Positive factors
- High recovery rate
Evidence · text
“First-pass bauxite testwork returned 92% aluminium”
unspecifiedDarling Range bauxite project · iron_oreRecovery: 97 %View all detailsHide details
Identity
- Project
- Darling Range bauxite project
- Commodity
- iron_ore
- Region
- australia_wa
- Reported Region
- Western Australia
- Ticker
- MRD
Test Work
- Program Status
- scoping
- Test Type
- unspecified
- Sample
- composite from Australian Silica Quartz Group’s Darling Range bauxite project
Recovery
- Recovery
- 97 %
- Recovery Basis
- actual_test
Lab
- Laboratory
- ALS
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-10-19T00:00:00.000Z
Reasoning: 97% iron recovery is an exceptional result for this stage of testing.
Positive factors
- Very high recovery rate
Evidence · text
“97% iron recovery”
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.