WASHINGTON (AP) — The Supreme Court on Tuesday rejected an appeal from Apaches who are fighting to halt a massive copper mining project on federal land in Arizona that they hold sacred. The justices ...

SUPERIOR, Ariz., April 19, 2025 /PRNewswire/ -- Resolution Copper welcomes the White House's announcement designating the Resolution project as part of the Federal Permitting Improvement Steering ...

The San Carlos Apache Tribe has petitioned the U.S. Supreme Court to review a decision by the Arizona Supreme Court that permits Resolution Copper Mining, LLC—a partnership of Rio Tinto and BHP—to ...

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 ...

SUPERIOR, Ariz., June 16, 2025 /PRNewswire/ -- Resolution Copper welcomes today's republication of the Final Environmental Impact Statement (FEIS) by the U.S. Forest Service (USFS)—a positive step ...

The MarketWatch News Department was not involved in the creation of this content. SUPERIOR, Ariz., Nov. 5, 2025 /PRNewswire/ -- Resolution Copper has reached a major milestone with the completion of ...

TUCSON, Ariz.— A public opinion poll among likely Arizona voters found that 74% oppose the proposed Resolution Copper mine, which would destroy Oak Flat, a Native American sacred site located in the ...

SUPERIOR, Ariz., Oct. 13, 2025 /PRNewswire/ -- Rio Tinto, the majority owner of Resolution Copper, has donated $1 million to support flood relief efforts in the City of Globe and Town of Miami, ...

Resolution Copper Co., which is looking to develop an underground mine three miles east of Superior, may spend $1 billion before its mine is even built, the company's president said Friday. David ...

SUPERIOR, Ariz., Nov. 5, 2025 /PRNewswire/ -- Resolution Copper has reached a major milestone with the completion of its multi-year, $200 million rehabilitation and deepening of the historic No. 9 ...