Rio Tinto and BHP have committed to spend a further $US500 million at their Resolution Copper joint venture after a legal breakthrough for the much-delayed mining project.

A joint venture of the world's two most valuable miners has gained control of former federal land in Arizona needed to build a mine that they say could meet up to a quarter of U.S. copper demand for ...

Disruptions in Strait of Hormuz come as Washington continues to stockpile minerals used for defence systems and advanced ...

Magnetite Mines strikes promising copper and silver at Mutooroo Ridge in South Australia, kicking off an exciting multi-commodity exploration push.

WASHINGTON – The U.S. Forest Service transferred Arizona’s Oak Flat to Resolution Copper, advancing a massive mining project opposed by tribes and environmentalists. Supporters say it boosts domestic ...

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 US sources of the critical mineral but ...

Rio Tinto and BHP’s legal win was a milestone in their bid to establish a copper mine in Arizona that has been caught in ...

A group of Apaches asked the Supreme Court in a last-ditch effort to halt the land transfer of a religious site to a copper mining company.

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 ...

Resolution Copper is set to start exploratory drilling at Oak Flat after a long-sought land swap is completed.

Terra Energy Center is pouring $1 billion into a deal for a planned coal project in Alaska, marking the first investment in ...

Oak Flat in Arizona is at the center of a struggle that's going on three decades. Here's everything that has happened with the proposed copper mine.