Resolution Copper, a partnership involving Rio Tinto with a 55% stake and BHP holding 45%, has concluded a significant land ...

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

A joint venture of the world's two most valuable miners has gained control of former federal land in Arizona needed to build a mine that they say could meet up to a quarter of U.S. copper demand for ...

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

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 Plc RIO, BHP Group Limited BHP, and the United States Forest Service (USFS) have finally completed a land exchange in Arizona. The transaction was a major hurdle for the development of the ...

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

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.

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

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