Chalcopyrite leaching processes are at the forefront of hydrometallurgical techniques for copper extraction. The dissolution of chalcopyrite, a primary copper–iron sulphide mineral, involves intricate ...

Startup’s site-specific additives lift copper recovery from low-grade sulfides as demand surges and richer deposits run out.

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Codelco proposes a $1.3 billion project to extend operations at its Radomiro Tomic mine. The plan aims to increase production ...

Rio Tinto said on Thursday it would supply copper that it leaches from an Arizona mine to Amazon.com for use in the tech ...

Management reiterated annual sales guidance and expects operating and financial performance to improve significantly for the remainder of the year. Quarterly copper sales volumes are expected to ...

Gunnison Copper (TSX:GCU,OTCQB:EXMGF) is shifting its development strategy for the Gunnison copper project in Arizona, US, laying out plans for a conventional open-pit and heap-leaching operation. In ...

The jury is out on whether copper sulphide leaching could be the holy grail that unlocks a wave of new copper supply. While the opportunity is real, panelists at a special workshop organized by CRU ...