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

Rio Tinto's joint venture with BHP has gained ​control of acreage in Arizona needed to build the Resolution Copper mine after ...

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

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 ...

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

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

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

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

WASHINGTON – The U.S. Forest Service transferred Arizona’s Oak Flat to Resolution Copper, advancing a massive mining project opposed by tribes and environmentalists. Supporters say it boosts domestic ...

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

Canada One Mining (TSXV:CONE,OTCPL:COMCF) is advancing its 100 percent owned Copper Dome project, located 18 kilometers south ...

Apache women petition the U.S. Supreme Court to halt the transfer of federal land in Arizona for copper mining, citing ...