By Ernest Scheyder HOUSTON, March 24 (Reuters) - Rio Tinto aims to open Arizona's Resolution Copper mine by the mid-2030s but ...

Rio Tinto is pushing forward with plans to open the Resolution Copper mine in Arizona by the early-to-mid 2030s, but the ...

The U.S. Forest Service transferred ownership of Oak Flat to Resolution Copper on Monday, a major setback for opponents of a ...

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

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 ...

In a news release issued March 16, the U.S. Department of Agriculture’s Forest Service says it has completed the Southeast Arizona Land Exchange and issued the final record of decision for the ...

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.

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 ...