Resolution Copper Mining, owned by Resolution Copper Company (55%), a subsidiary of Rio Tinto, and BHP Copper (45%), a subsidiary of BHP. Funding for the project is proportional among the project ...

Apache women petition the U.S. Supreme Court to halt the transfer of federal land in Arizona for copper mining, citing ...

Oak Flat is considered a sacred site by the region's Indigenous peoples and is on the National Register of Historic Places.

(Reuters) - The full 9th U.S. Circuit Court of Appeals said on Thursday it will weigh whether the federal government improperly gave Rio Tinto Plc thousands of acres in Arizona for its Resolution ...

Resolution Copper told the U.S. Supreme Court it would begin exploratory drilling in the Oak Flat area on March 16 after the 9th U.S. Circuit Court of Appeals turned down a bid from a coalition of ...

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, but a group of Apache women is ...

Supporters of the San Carlos Apache Tribe gather outside of the Sandra Day O'Connor U.S. Courthouse in Phoenix May 7, 2025, ...

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, but a group of Apache women is ...

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

March 16 (Reuters) - Rio Tinto said on Monday it has ⁠gained ⁠control of acreage in Arizona needed ⁠to build the Resolution Copper mine, a project slated to become one of the largest U.S. sources of ...

Rio Tinto aims to open Arizona’s Resolution Copper mine by the mid-2030s but may need to export some of its copper concentrate due to the challenging economics of smelting in the US, a senior ...