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.

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 ...

The U.S. Forest Service and Resolution Copper, a joint venture owned by Rio Tinto and BHP that represents one of the world's most significant untapped copper deposits, have completed a Federal land ...

Rio Tinto (RIO) +1.5% post-market Monday after saying its joint venture with BHP (BHP) has gained ​control of acreage in Arizona needed to build the Resolution Copper mine after completing a land ...

Add Yahoo as a preferred source to see more of our stories on Google. Mine shafts 10, left, and 9, right, tower over the Resolution Copper Mining Company facility, June 9, 2023, in Miami, Ariz. (AP ...

Add Yahoo as a preferred source to see more of our stories on Google. The U.S. Forest Service has released the final environmental review for a huge copper mine proposed 60 miles east of Phoenix, ...

A federal judge issued an injunction Friday that further delays the transfer of Oak Flat, an Indigenous religious site in Arizona, to a multi-national company that would make it one of the largest ...

The Resolution Copper project was given a major boost today. The post Rio Tinto shares charge higher on big copper news ...

A U.S. appeals court has temporarily blocked 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.