This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. A worker at the Resolution Copper mine inspects an underground tunnel. As artificial ...

The Town of Superior Town Council has unanimously approved a landmark water agreement with Resolution Copper, securing a long-term, more than $20 million water mitigation commitment designed to ...

Resolution Copper told the U.S. Supreme Court it would begin exploratory drilling in the Oak Flat area on March 16 after the 9th U.S. Circuit Court of Appeals turned down a bid from a coalition of ...

PHOENIX — Resolution Copper donated $1 million to help with flood relief efforts in the Globe-Miami area, the underground copper mine joint venture owned by Rio Tinto and BHP announced on Thursday.

Apache Stronghold and its allies allege that federal officials admitted a proposed copper mine would destroy Oak Flat.

To continue reading this content, please enable JavaScript in your browser settings and refresh this page. Preview this article 1 min A key ruling could allow one of ...

The Resolution Copper mine in Arizona plans to use a large amount of groundwater, potentially jeopardizing the planned Superstition Vistas development and its water supply. Arizona law allows mining ...

SUPERIOR, Ariz., March 16, 2026 /PRNewswire/ -- The U.S. Forest Service and Resolution Copper, a joint venture owned by Rio Tinto and BHP that represents one of the world's most significant untapped ...

The U.S. Forest Service has finalized a long-contested land exchange with Resolution Copper, clearing a major hurdle for development of one of the world’s largest undeveloped copper deposits. This ...

In a news release issued March 16, the U.S. Department of Agriculture’s Forest Service says it has completed the Southeast Arizona Land Exchange and issued the final record of decision for the ...