Arizona's copper industry is gearing up for a new wave of mining as rising demand and prices spur plans for new mines and ...

Funding will accelerate manufacturing scale-up and industrial validation of drop-in biochemical flotation reagents designed to help miners recover more copper from increasingly complex oresBUENOS ...

Copper processing economics are under pressure. Treatment and refining charges have turned negative as Chinese smelting capacity continues to outpace global mine supply, squeezing independent smelters ...

(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 ...

President Donald Trump ordered the Commerce Secretary to investigate the security risks of importing copper and look for ways of producing more at home. Arizona still produces 70% of the nation's ...

Tanzania has launched its first ever modern copper processing plant as the country seeks to join the league of major copper exporters in Africa. The plant, inaugurated on Wednesday by prime minister ...

Since its beginnings, the Copper Flat Mine near Hillsboro has been mired in controversy. Multiple lawsuits have challenged its water rights and local residents have questioned its feasibility as a ...