The USGS says the century-old Phosphoria petroleum system in Wyoming and Colorado is nearly depleted, but the nearby Mowry ...

American Rare Earths ( ($AU:ARR) ) has shared an announcement. American Rare Earths has commenced test mining at the Cowboy State Mine, marking a ...

Here, we’ll be breaking down an in-depth Reuters investigation into the African nation’s mines and looking into why parties ...

Operations left behind uniquely colored beaches in Minnesota’s Silver Bay and Michigan’s Gay. But the materials are different ...