Under the exchange, Resolution Copper--a joint venture of Rio Tinto and BHP Group--received more than 2,400 acres of land near Superior, Arizona, above the copper-rich orebody the companies want to ...

HighlightsEarly exercise of the B26 option secures 80% ownership, positioning Abitibi Metals as majority owner and operator ...

Gunnison Copper Corp. (TSX: GCU) (OTCQB: GCUMF) (FSE: 3XS0) (“Gunnison” or the “Company”) NI 43-101 Preliminary Economic Assessment (“PEA” or “2026 PEA”) on its 100%-owned Gunnison Copper Project in ...

By Ernest Scheyder March 16 (Reuters) - Rio Tinto said on Monday it has gained control of acreage in Arizona needed to build ...

The transfer of federal forest land in Arizona to a pair of international companies that plan to mine one of the largest ...

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

A group of Apache women has made a last-ditch appeal to the U.S. Supreme Court to intervene in the plan to mine one of the largest copper deposits in North ...

BHP has identified Canada as a key investment destination for copper and ASX explorers are also chasing the red metal ...

American Pacific Mining Corp. (CSE: USGD) (OTCQX: USGDF) (FSE: 1QC1) ("American Pacific", or the "Company") is pleased to announce the initiation of a property wide 3D-Magnetotelluric ("MT") ...

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 ...

The U.S. Forest Service transferred ownership of Oak Flat to Resolution Copper on Monday, a major setback for opponents of a massive mine at a site the San Carlos Apache Tribe considers sacred.

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 ...