Copper ore must undergo a complicated refining process to convert it into saleable high-purity copper products, as mined ore typically contains less than 1 percent copper.

Mark Farren, Kamoa Copper's CEO, said: "Kamoa-Kakula is blessed with an incredible endowment of high-grade copper resources. Given that our underground mine development and ore production are both ...

First Quantum Minerals has reduced ore processing at its Cobre Panama mine as protests against the project block port access, the Canadian miner said on Monday, the first sign that output at one ...

Nevada Copper (TSX: NCU) announced Tuesday it has resumed processing operations at its Pumpkin Hollow underground mine, which was suspended last July while it was still in the ramp-up stage.

Russian miner Udokan Copper put processing equipment at its Mining and Metallurgical Plant at the Udokan copper deposit into operation, enabling it to produce copper concentrate, the company said ...

(Reuters) -First Quantum Minerals has reduced ore processing at its Cobre Panama mine as protests against the project block port access, the Canadian miner said on Monday, the first sign that output ...