Mount Ridley Mines (ASX:MRD) has released a corporate presentation disclosing an integrated critical minerals portfolio centred on the Grass Patch Complex in Western Australia, featuring four co-located mineral groups including what the company describes as the world's largest JORC scandium resource at 946 million tonnes grading 50.1 parts per million scandium for 47,357 tonnes of contained scandium metal.

Key Points

  • Scandium resource of 946Mt at 50.1ppm Sc for 47,357t contained scandium metal, described as the world's largest JORC scandium resource
  • Heavy rare earth element inferred resource of 122.5Mt at 889ppm TREO with a 41% HREO composition and approximately 5,000t DyTb and 27,265t yttrium endowment
  • Gallium resource footprint of 838.7Mt with a price disclosed as greater than USD $2,100 per kilogram
  • 23,500t contained NdPr across Blocks 1 and 2 within the light magnetic rare earth element segment
  • Corporate snapshot as at 30 October 2026 shows share price of $0.047, 1.39 billion shares on issue, market capitalisation of $65 million, and cash of $3.05 million as at 30 September 2026

Grass Patch Complex Resource Details

The filing discloses four critical mineral groups co-located across the Grass Patch Complex in Western Australia. The heavy rare earth element component carries an inferred resource of 122.5 million tonnes at 889 parts per million total rare earth oxides, with a 41% HREO composition including approximately 5,000 tonnes of dysprosium-terbium and 27,265 tonnes of yttrium endowment. The scandium resource stands at 946 million tonnes at 50.1ppm scandium for 47,357 tonnes of contained scandium metal. The gallium segment has a resource footprint of 838.7 million tonnes, with the filing noting that 98% of global gallium supply is controlled by China and that gallium is classified as a high-risk critical mineral by the United States, European Union, Japan, and Australia.

Corporate Strategy and Three Pillars

According to the filing, Mount Ridley's corporate strategy is organised around three key pillars. The first involves targeted exploration and expansion, with drilling focused on seven prioritised walk-up targets across the Grass Patch Complex carrying a combined 33 kilometres of strike length. The second pillar encompasses downstream and metallurgical pathways, including a proprietary process referred to as SELECTRO and collaborations with national laboratories. The third pillar covers strategic positioning and partnerships, with emphasis on early offtake agreements, federal funding initiatives, and formalised national laboratory research arrangements. The filing describes the company's development stage as advanced exploration.

Board Composition and Capital Structure

The filing identifies four board members: David Wall as Non-Executive Chairman with corporate and governance experience; Allister Caird as Managing Director and Chief Executive Officer with a geology and corporate background; Peter Christie as Non-Executive Director with accountancy and governance expertise; and Kieran Witt as Non-Executive Director and Company Secretary with accountancy and governance credentials. The capital structure as at 30 October 2026 comprises 1.39 billion shares on issue, 476 million options, and 67.5 million performance rights. Cash held was disclosed as $3.05 million as at 30 September 2026. Competent persons named in the filing are Alfred Gillman of Odessa Resource Pty Ltd, Pedro Kastellorizos, and Chris Larder.