The coming Resolution Copper mine in Oak Flat is a big investment in Arizona's future. It's time to move on from delays and ...

The release of the Final Environmental Impact Statement marks one of the final steps toward transferring Oak Flat to Resolution Copper.

A federal judge will hear arguments in a case over a disputed land exchange that would allow construction of a huge copper mine.

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 ...

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 ...

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 ...

TUCSON— Two years after a lawsuit by the Center for Biological Diversity, the U.S. Forest Service this week released the appraisals for the proposed Oak Flat land exchange and mine project in Arizona.

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 ...