Environmental and tribal groups lost their bid on Friday to prevent the Trump administration from transferring a sacred tribal site in Arizona to copper mining company Resolution Copper.

The 9th U.S. Circuit Court of Appeals today denied multiple requests for an injunction to block the Trump administration from transferring Oak Flat to a private mining company. The decision clears the ...

The MarketWatch News Department was not involved in the creation of this content. SUPERIOR, Ariz., Nov. 5, 2025 /PRNewswire/ -- Resolution Copper has reached a major milestone with the completion of ...

Arizona Rep. Adelita Grijalva introduced her first bill to continue her late father's fight to overturn the legislation authorizing a contentious land exchange between British-Australian mining ...

TUCSON, Ariz.— A new public opinion poll released today by the Center for Biological Diversity shows that 67% of likely Arizona voters oppose the proposed Resolution Copper mine, which would destroy ...

SUPERIOR, Ariz., Oct. 6, 2025 /PRNewswire/ -- As Resolution Copper continues to invest in developing one of the most significant copper projects in the United States, Sturgeon Electric, based in Miami ...

Apache girls have entered womanhood at Oak Flat for generations, celebrating at a site where they believe the mountain spirits reside. As Lozen Brown-Lopez prepared for her Sunrise Dance, she worried ...

SUPERIOR, Ariz., Nov. 5, 2025 /PRNewswire/ -- Resolution Copper has reached a major milestone with the completion of its multi-year, $200 million rehabilitation and deepening of the historic No. 9 ...