A U.S. district judge in Arizona has opened the door for the next round of legal wrangling as environmentalists and some ...

Sulfide leaching could, in some cases, be an alternative to building copper mines from scratch. High costs, slow permitting and local opposition often keep companies from pulling the trigger on ...

The release of the Final Environmental Impact Statement marks one of the final steps toward transferring Oak Flat to Resolution Copper.

The U.S. Forest Service, which owns the site, plans to trade a portion of it to a foreign-owned mining company, Resolution Copper, in exchange for other environmentally sensitive properties.

Resolution Copper welcomes today's republication of the Final Environmental Impact Statement (FEIS) by the U.S. Forest Service (USFS)—a positive step forward for the project. This republication allows ...

The justices left in place lower court decisions allowing the transfer of the Tonto National Forest land, known as Oak Flat, to Resolution Copper, which plans to mine what it says is the second ...

The Trump administration put Resolution Copper's proposed mine at Oak Flat on a priority list with nine other mining projects, declaring they were vital to the nation's security. A day earlier ...

The press release was made in relation to the temporary suspension of operations at the Kakula underground mine, as announced by Ivanhoe Mines on Tuesday, May 20, 2025, at the Kamoa-Kakula Copper ...

PANAMA CITY (AP) — Panama will allow a controversial mine that was closed after months of protests to export more than 120,000 tons of already mined copper concentrate to pay the costs of ...

Before its shutdown, the mine was one of the world's top sources of copper, accounting for 1% of global output. Mulino told a weekly press conference on Thursday morning that he had authorized ...