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ANSTO Test Work Lifts Korsnäs Rare Earth Extraction to 92% After Calcite Removal
8:34am on Wednesday 19th of August, 2026 AEST
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Mining
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ANSTO Test Work Lifts Korsnäs Rare Earth Extraction to 92% After Calcite Removal
8:34am on Wednesday 19th of August, 2026 AEST
Key Points
Combined magnet rare earth extraction rises to 92% post-calcite removal
Heavy rare earth extraction improves significantly, with terbium up 20 points
Hydrochloric acid pre-leach increases TREY grade from 2.3% to 3.9%
Physical calcite rejection via HGMS remains to be tested
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