There’s lots of copper in the ground, but demand is already outstripping usable supply – and the shortfall is likely to get ...

The Trump administration brokered an unusual deal with a U.S. mining, refining and magnet company as part of a plan to ...

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

The transfer of federal forest land in Arizona to a pair of international companies that plan to mine one of the largest copper deposits in North America is complete.

Resolution Copper's top executive praised the court decision, saying it's time for this 'meritless litigation' to end.

A recent court ruling allows one of world’s largest mining companies to move forward in an area of religious and cultural significance.

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 ...

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 Apache site in Arizona, after the high court denied an effort to block the ...

The Copper Club, an invite-only social club for women, is gearing up to plant its flag in Phoenix’s Gaslight Square later ...