USGS Earth MRI scans Arizona Copper Belt

Explores critical mineral potential across large area of southeast AZ; extends a similar survey of copper belt in SW NM.

In its ongoing nationwide search for minerals critical to America's economy, security, and green energy transition, the United States Geological Survey is investing more than $3.1 million into an Earth MRI scan over a more than 10,000-square-mile area of southeastern Arizona kno...