To reach ore deposits by surface mining, thousands of acres of waste rock must be removed ... A 2019 review of the West’s 15 operating copper mines (10 in Arizona) revealed that all but one ...

The San Carlos Apache Tribe has asked a federal judge to delay a land swap that could lead to a copper mine at Oak Flat east ...

A federal judge said the argument over allowing a land swap to proceed "tips sharply" in favor of the opponents of a copper ...

Ryan is both one of Arizona’s frontier mining sites ... geology included copper ore bodies distributed along northeast-southwest trending fractures occurring in country rock composed of Kaibab ...

Phoenix, Arizona ... Copper Corp. (TSX: GCU) (OTCQB: GCUMF) (FSE: 3XS) ("Gunnison" or the "Company") is pleased to provide a construction update for the fully permitted Johnson Camp Mine ...

The San Carlos Apache Tribe is fighting to stop the planned June 16, 2025, transfer to the sacred Oak Flat land in Arizona to the companies that intend to turn it into a copper mine. There’s a flurry ...

PHOENIX — A U.S. district judge on Friday temporarily halted the federal government’s plans to transfer land in eastern Arizona for a massive copper mining project amid protest by Native ...

Phoenix, Arizona ... Copper Corp. (TSX: GCU) (OTCQB: GCUMF) (FSE: 3XS) ("Gunnison" or the "Company") is pleased to provide a construction update for the fully permitted Johnson Camp Mine ...