SUPERIOR, Ariz., April 19, 2025 /PRNewswire/ -- Resolution Copper welcomes the White House's announcement designating the Resolution project as part of the Federal Permitting Improvement Steering ...

Although copper has been mined in the area surrounding Oak Flat off and on since the 1870s, the current struggle over the ...

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 ...

(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 ...

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 ...

HOUSTON, March 24 (Reuters) - Rio Tinto aims to open Arizona's Resolution Copper mine ⁠by ⁠the mid-2030s but may need to export some of ⁠its copper concentrate due to the challenging economics 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 ...

Resolution Copper has selected Major Drilling America and Redpath USA Corporation for contracts totalling around $110m as part of efforts to develop its proposed underground copper mine in Arizona.

Journal Editorial Report: The week's best and worst from Kyle Peterson, Allysia Finley, and Kim Strassel. For a lesson in why it takes so long to build anything in the U.S., see Arizona’s Resolution ...

Resolution Copper also announces additional preliminary spending of approximately $500 million over the next two years to support enabling works, including surface drilling to collect additional ...