Mining

USGS, NASA to map southwestern United States for critical mineral potential

The US Geological Survey (USGS) and NASA are teaming up to map portions of California, Colorado, Nevada, Arizona, New Mexico and Utah for critical mineral potential. The $16 million, 5-year, ...
来自MSN

Newly Released Map Reveals the Largest Gold Reserves in the U.S.—Some States Striking It Rich

A quiet revolution is unfolding beneath the American West. In 2025, the U.S. Geological Survey (USGS) released a new geological map that doesn’t just update our understanding of where gold lies—it ...