A U.S. district judge has denied a request by a Native American tribe and environmentalists to stop the federal government ...

A federal judge conceded that a planned copper mine will destroy a site sacred to the Apache people, but refused to stop a ...

Chile's El Teniente division -- the world's largest underground copper mine -- has partially resumed operations after a ...

Utah copper mine reopens after lying dormant for years — what could it mean for other struggling rural towns? A long-dormant copper mine in Beaver County, Utah resumed operations earlier this year ...

A request by a Native American tribe and environmentalists to stop the federal government from transferring land in Arizona for a massive copper mining project has been denied by a ...

They accuse the state of failing to remediate years of pollution by top copper producer Codelco at the expense of people’s ...

Hudbay Minerals said on Wednesday Mitsubishi Corp will buy a 30% stake in its Copper World project in Arizona for $600 million, boosting financing and strategic backing for the U.S. copper mine.

Copper giant Codelco has received approval from Chile's mining regulator to reopen a part of its flagship El Teniente mine, ...

Trump is giving Resolution the boost it needs, but obstacles remain for the $10 billion project ...

With only weeks until a disputed land swap opens the door to a huge copper mine at Oak Flat, opponents seek a late reprieve.

With significant hedge fund interest and a share price under $5, Taseko Mines Limited (NYSE:TGB) secures a place on our list ...

Taseko Mines Ltd. (NYSE:TGB) is a mining company that focuses on the operation and development of copper mines in North ...