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 ...

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 ...

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 ...

Smelters eye low $60s for 2021 TCs, miners want mid-$50s -source Talks look set to continue into December amid lack of consensus Nov 26 (Reuters) - Copper miners and smelters are late agreeing charges ...

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 ...

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 ...

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 ...

Benchmark Mineral Intelligence has said that the U.S. can cater to 146% of its annual copper demand from domestic and overseas mines and scrap. This is a significant contrast to China, the world’s ...

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 ...