U.S. President Donald Trump on Tuesday criticized an appeals court's decision to temporarily block federal officials from ...

Hours before the federal government was expected to transfer land in eastern Arizona to a mining company, a federal appeals ...

Trump criticized a federal appeals court ruling that temporarily blocked a land transfer needed for Rio Tinto and BHP’s ...

A federal judge conceded that a planned copper mine will destroy a site sacred to the Apache people, but refused to stop a ...

The Resolution mine could supply as much as a quarter of current U.S. demand for copper.

Resolution Copper has been awarded the 2025 Safety Award for Small Underground Mine by the Rocky Mountain Mining Institute (RMMI), recognizing the operation's outstanding and ongoing safety ...

Trump is giving Resolution the boost it needs, but obstacles remain for the $10 billion project ...

Resolution Copper has been awarded the 2025 Safety Award for Small Underground Mine by the Rocky Mountain Mining Institute (RMMI), recognizing the operation's outstanding and ongoing safety ...

SUPERIOR, Ariz., Aug. 1, 2025 /PRNewswire/ -- Resolution Copper has been awarded the 2025 Safety Award for Small Underground Mine by the Rocky Mountain Mining Institute (RMMI), recognizing the ...

With only weeks until a disputed land swap opens the door to a huge copper mine at Oak Flat, opponents seek a late reprieve.

The value of the copper beneath Oak Flat drew the attention of a judge hearing arguments to halt a land swap needed to build a huge mine. The federal judge asked attorneys for Resolution Copper ...