The move facilitates the next stage of work and development planning for the Resolution Copper project.

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

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.

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

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

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

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 plans to bring its Resolution copper project in Arizona into production by the mid-2030s, with expected lifetime output exceeding 40 billion ...

President Donald Trump met with the CEOs of the world’s two biggest mining companies to discuss a copper project that could supply the U.S. with a quarter of its demand for decades to come, adding ...

BHP is pushing ahead with an investment of up to $8.3bn in its Escondida copper mine in Chile amid its misgivings about ...

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 ...