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

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

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

WASHINGTON – The U.S. Forest Service transferred Arizona’s Oak Flat to Resolution Copper, advancing a massive mining project ...

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

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

Despite being under new ownership, the Resolution Copper president and general manager stresses Oak Flat will remain mostly ...

Depending on a final appeal to the Supreme Court, the U.S. Forest Service may soon finally move forward with the construction of a copper mine in the heart of Western Apache holy land.

The Trump administration framed the request as too little too late, saying the Supreme Court no longer had authority to ...

The Resolution project is set to produce more than 18mt of copper throughout its lifespan.

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