Mount Ridley Mines Limited · ASX:MRD
Mount Ridley Mines — Investor Presentation (December 2025)
18 slides from Mount Ridley Mines's investor presentation, Dec 2, 2025
Slide 1: Global Critical Mineral Scale in a Domestic Province
ASX: MRD For personal use only Global Critical Mineral Scale in a Domestic Province Heavy Rare Earths / Scandium / Gallium / Magnetic Rare Earths December 2025
Slide 2: Disclaimers & Forward-looking Statements
Disclaimers & Forward-looking Statements Disclaimer: Forward-Looking Statements: Competent Person Statement: This presentation has been prepared by Mount Ridley Mines (ACN 092 304 Certain statements contained in this presentation, including information The information contained in this presentation
Slide 3: Corporate Snapshot
Corporate Snapshot Opportunity for significant shareholder returns Highlights Board Management For personal use only Share Price4 Shares on Issue $0.038 1.25b Peter Christie Pedro Kastellorizos Kieran Witt Allister Caird Chairman Non-Executive Director Non-Executive Director Chief Executive Officer
Slide 4: Corporate Highlights
Corporate Highlights For personal use only Multi Critical Established REE and Tier-1 Proximity to Key Minerals Portfolio Gallium Resource Jurisdiction Infrastructure Strong Allied Significant Entire Grass Patch Complex Attractive Supply Chain Tailwinds Exploration Upside Secured Valuation Vs Peers 4
Slide 5: Corporate Strategy
Corporate Strategy Three key pillars for growth and value creation For personal use only 1. 2. 3. Targeted Exploration Downstream & Strategic Positioning & Expansion Metallurgical Pathways And Partnerships Systematic exploration designed to grow Focused on unlocking value through Positioning Mount R
Slide 6: Mount Ridley Exploration History
Mount Ridley Exploration History 2021: REE market For personal use only gains momentum. MRD re-assays the Ni/Cu drill core for REE and identifies multiple mineralised zones. 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2015–2018: Nickel–copper drilling 2021–2023: Major REE drilling 20
Slide 7: Mount Ridley Project
Mount Ridley Project One Contiguous Holding Across Two Distinct Geological Regions • The Mount Ridley Project trends NE-SW, coincident with structural controls in the area For personal use only • The Mount Ridley Exploration Licenses cover the Grass Patch Complex • Grass Patch Complex has an approxi
Slide 8: Rare Mineralogical Suite
Rare Mineralogical Suite Rich Array Of Critical Minerals In One Project • The Mount Ridley Project comprises For personal use only 2 geologically distinct areas • Blocks 1 and 2 are part of the Grass Patch Complex and are coincident with a gravity and magnetic high, the result of underlying mafic ba
Slide 9: Rare Earth Elements at Mount Ridley
Rare Earth Elements at Mount Ridley Grass Patch Complex Hosts Extensive Suite of REE’s • The Mount Ridley Project presents a rare opportunity, hosting both heavy and light magnetic rare earth elements within the project For personal use only • MRD defined a magnetic rare earth resource, enriched in
Slide 10: Gallium
Gallium China dominated supply chains & recent allied market interest • The gallium resource at Mount Ridley is estimated across For personal use only 3 zones of dense historical drill intersections. • The gallium resource footprint is interpreted to far extend the confines of the current estimate •
Slide 11: Gallium
Gallium China dominated supply chains & recent allied market interest • JORC (2012) compliant Inferred Mineral For personal use only Resource Estimate of 838.7 Mt @ 29.3ppm Gallium for a total of 24,584 tonnes Gallium2 • Block 1: Inferred Resource of 164.1Mt @ 29.8 ppm Ga for a total of 4,888t conta
Slide 12: Western Australia - An Allied Gallium Hub
Western Australia - An Allied Gallium Hub China dominated supply chains & recent allied market interest • 95-98% international Gallium supply comes from China For personal use only • China has a monopoly on in-ground resources and processing Allied China technology (Ga and REE) markets 95-98% primar
Slide 13: Future Exploration At Mount Ridley
Future Exploration At Mount Ridley A Pipeline of High Impact Exploration Targets • Comprehensive modern Geophysical data review has For personal use only identified 7 high priority, walk-up REE and Gallium drill targets • The cumulative package of prospects have a strike length of 33km • Known REE-G
Slide 14: Location & Infrastructure
Location & Infrastructure Tier 1 mining location For personal use only Located predominantly on crown land Southern tenements 30km north-east of the deep-water port of Esperance Adjacent to Goldfields-Esperance Highway, railway and gas pipelines 20 km from Esperance Airport Renewable wind and solar
Slide 15: Indicative Timeline
Indicative Timeline Near Term Project Execution Pathway CY25 CY26 N D J F M A M J J A S O N D J F M A J J For personal use only Near Term Execution Pathway Comment Incorporate outcomes from geophysical review into Geophysical Data Review forward looking exploration plan Design drill program with imm
Slide 16: Upcoming Investment Catalysts
Upcoming Investment Catalysts 1. In-depth interpretation of modern geophysical data (Mag, Grav and Radiometry) to aid in determining sweet spots and drilling priorities For personal use only 2. Investigation into further critical mineral potential in expanded Grass Patch Complex (where blocks 1 and
Slide 17: For personal use only
ASX: MRD For personal use only Mount Ridley Mines Limited / 168 Stirling Highway, Nedlands WA 6009 Tel: +61 8 6165 8858 / info@mtridleymines.com.au / ABN 93 092 304 964 mtridleymines.com.au
Slide 18: Previous ASX announcements
For further information please refer to previous ASX announcement from Mount Ridley Mines Ltd: 2 August 2021. “REE Potential Unveiled at Mount Ridley.” 13 September 2021. “REE Targets Extended.” For personal use only 3 August 2022. “Excellent Drilling Results Expand Rare Earth Mineralisation Footpri
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