TUCSON, Arizona, December 04, 2025--(BUSINESS WIRE)--Rio Tinto has successfully produced the first copper from the Johnson Camp mine in Arizona using its Nuton ® Technology, marking a pivotal step ...

New data highlights the need for processing of the metal vital for power grids and electronics, rather than stockpiling ...

HANOI/BEIJING, March 5 (Reuters) - Fees to process copper concentrate in China, which have plummeted to their lowest level in over a decade due to short supply, could recover in the second quarter ...

TOKYO (Reuters) -Japan, Spain and South Korea issued a rare joint statement on Wednesday expressing deep concerns over tumbling copper treatment and refining charges (TC/RCs), warning both smelters ...

Image credit: University of Queensland. Copper is a hugely important metal with a whole host of critical uses. Electrical wiring, plumbing and, more recently, renewable energies all depend on large ...

BEIJING/SINGAPORE (Reuters) -Some Chinese smelters have agreed to process copper from Chilean miner Antofagasta for no charge, a record low for the industry, but the outcome was better than expected ...

It’s been a long journey for Nevada Copper, but after years of underground and surface work, the company finally is nearing production at its Pumpkin Hollow copper mine in Yerington. Work on ...

Phoenix, Arizona--(Newsfile Corp. - December 4, 2025) - Gunnison Copper Corp. (TSX: GCU) (OTCQB: GCUMF) (FSE: 3XS0) ("Gunnison" or the "Company") announces that Rio Tinto has successfully produced the ...