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 ...

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 ...

Amazon’s US copper deal looks big until you see how much AI data centers actually consume ...

China remains the dominant refined mineral supplier, both in terms of country of origin and overseas Chinese corporate-owned supply, ...

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 ...

Copper smelting is an intricate high‐temperature process that converts copper concentrates into purer metallic copper through a series of chemical and thermal reactions. Central to modern smelting ...

BEIJING, Sept 25 (Reuters) - China, the world's biggest copper smelter, is studying ways to strengthen regulation on the expansion of smelting capacity, a state news outlet said on Thursday, as record ...

Additional critical mineral process improvements for the Alberta Hydrometallurgical Facility The NICO Project consists of a planned mine and concentrator in the Northwest Territories (“NWT”) and a ...

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 ...

First Quantum Minerals Ltd. said it has been forced to stop processing copper at its giant mine in Panama after the government blocked it from loading the metal at a port in the country. The move ...

KINSHASA, Jan. 5 (Xinhua) -- The Democratic Republic of the Congo (DRC) announced a partial and temporary lifting of the suspension on copper and cobalt processing activities, following the completion ...