Miners sitting atop one of the largest copper deposits on the planet took a step toward production this week when the U.S.

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 is 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 ...

Oak Flat in Arizona is at the center of a struggle that's going on three decades. Here's everything that has happened with the proposed copper mine.

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.

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 ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. A U.S. appeals court has temporarily blocked ...

BHP (BHP) said Friday it signed a non-binding letter of intent with Faraday Copper (CPPKF) to evaluate restarting the San Manuel copper mine in Arizona and combining it with Faraday's nearby Copper ...