President Donald Trump met with the CEOs of the world’s two biggest mining companies to discuss a copper project that could supply the U.S. with a quarter of its demand for decades to come, adding ...

The US Supreme Court has upheld a land swap deal that is crucial to the development of one of the world's largest copper mines in Arizona. This decision comes after the court declined to hear an ...

(Reuters) – U.S. President Donald Trump on Tuesday criticized an appeals court’s decision to temporarily block federal officials from completing a land transfer needed for Rio Tinto and BHP to develop ...

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 Supreme Court cleared a major obstacle for a giant copper project in Arizona being developed by the world's two most valuable mining companies, declining to review a case from a coalition of ...

The U.S. Forest Service on Monday released a long-awaited environmental report for the Rio Tinto-led (NYSE:RIO) Resolution Copper mining project in Arizona, a critical step in the land swap deal that ...

Ninth Circuit judges appeared to grapple Wednesday during oral arguments with the potential harms of their decision on ...

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 ...

Religious rights advocates and First Amendment experts say the ability of Native peoples to exercise religious rights is at ...

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 ...