The transfer of federal forest land in Arizona to a pair of international companies that plan to mine one of the largest ...

Oak Flat in Arizona is at the center of a struggle that's going on three decades. Here's everything that has happened with the proposed copper mine.

American company Virtus Minerals is poised to buy Chemaf, a troubled miner in the Democratic Republic of Congo, marking the ...

A group of Apaches filed a last-ditch effort to the Supreme Court to block a copper mining company from destroying a sacred ...

WASHINGTON – The U.S. Forest Service transferred Arizona’s Oak Flat to Resolution Copper, advancing a massive mining project ...

A federal land transfer giving Resolution Copper nearly 2,500 acres in eastern Arizona, including a sacred site for the Western Apache and other Indigenous people, is officially complete.

By Ernest Scheyder March 16 (Reuters) - Rio Tinto said on Monday it has gained control of acreage in Arizona needed to build ...

Resolution Copper is set to start exploratory drilling at Oak Flat after a long-sought land swap is completed.

A federal appeals court has cleared the way for the Trump administration to transfer Oak Flat to a private copper mining ...

Rio Tinto and BHP’s legal win was a milestone in their bid to establish a copper mine in Arizona that has been caught in ...

Lundin Mining to acquire additional 5% interest in the Caserones copper mine in Chile and a 30.9% stake in Los Helados ...

Copper has pulled back on Iran concerns, creating a buying opportunity for Freeport-McMoRan stock.