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AR3 Doubles Leach Rates, Hits 70% Rare Earth Recovery at Koppamurra
9:10am on Monday 16th of February, 2026 AEDT
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Mining
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AR3 Doubles Leach Rates, Hits 70% Rare Earth Recovery at Koppamurra
9:10am on Monday 16th of February, 2026 AEDT
Key Points
Heap leach irrigation rates doubled, halving leach time
~70% recovery of critical magnet rare earths Nd, Pr, Dy, Tb
Magnesium sulphate reagent use halved without loss in recovery
Faster leach cycles enable smaller heap leach footprint
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Australian Rare Earths (ASX:AR3)
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