WASHINGTON – The U.S. Forest Service transferred Arizona’s Oak Flat to Resolution Copper, advancing a massive mining project ...

An Arizona land auction for a Canadian mining company's Copper World project faces opposition from residents and Pima County.

U.S. President Donald Trump has slammed an appeals court decision to temporarily block plans to develop a massive Arizona copper project. His comments come shortly after he met the chief executives of ...

LANSING, MI - Michigan lawmakers are trying a different route to secure funding for a controversial copper mine in the western Upper Peninsula after grant dollars did not get approved last year. A ...

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

HILLSBORO — The lonely block house sitting on a hillside beneath Animas Peak near the former Quintana copper mine in Sierra County does not look like a likely location for an imminent industrial boom.

Trump called those opposing the mine ‘Anti-American’ and said the country needs copper ‘NOW!’ Opponents of the mine, including the San Carlos Apache Tribe, said they will never stop fighting to ...

The 9th U.S. Circuit Court blocked a proposed land swap that would allow construction of a copper mine at Oak Flat. Mine opponents asked the court to prevent Resolution Copper from taking control of 2 ...

Ivanhoe Electric’s prefeasibility study (PFS) for the Santa Cruz project, completed in June 2025, has defined a high-quality underground mining operation with strong economics. The project has ...