The startup company intends to build a recycled-content copper refinery in Charleston, South Carolina, initially to produce ...

Haib test work confirms that using CPF in the milling circuit is expected to reject up to 25% of run-of-mine ("ROM”) feed as ...

The International Copper Study Group says copper production increased in the first half of 2025, and London-based Earth-i says the trend continues. Earth-i, in a late September press release, says ...

China's sulphuric acid shipments to Chile at zero in March Acid is a byproduct of smelting copper ore China buys from Chile Chile needs acid to make 1.1 million tons of refined copper via leaching ...

Record quarterly copper production of 12,883 tonnes contributed to consolidated copper production for 2024 of 40,600 tonnes in concentrate. The Caraíba Operations delivered 8,566 tonnes during the ...