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Mount Ridley finds a lower-temperature route through bauxite’s red mud problem
9:54am on Thursday 15th of October, 2026 AEDT
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Mining and mineral processing
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Mount Ridley finds a lower-temperature route through bauxite’s red mud problem
9:54am on Thursday 15th of October, 2026 AEDT
Key Points
91.9% aluminium and 96.7% iron recovery from a Darling Range bauxite composite
Test conducted below 100°C, beneath conventional Bayer digestion temperatures
Small, pH-neutral silica-rich residue replaced conventional red mud in the test
Results came from an approximately 1kg composite of selected third-party samples
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Australian Silica Quartz (ASX:ASQ)
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