A Toxic Pit Could Be a Gold Mine for Rare-Earth Elements

A Toxic Pit Could Be a Gold Mine for Rare-Earth Elements

Mining continues at the Continental Pit. Nearby is the Berkeley Pit, a site for acid mine drainage that poses an opportunity for extracting valuable metals.
Greenland’s Minerals: The Harsh Reality Behind the Glittering Promise

Greenland’s Minerals: The Harsh Reality Behind the Glittering Promise

There is excitement about the potentially lucrative resources scattered around the island, especially the rare earths. But extreme weather, fired-up environmentalists and other factors have tempered hopes of a bonanza.
Arkansas May Have Vast Lithium Reserves, Researchers Say

Arkansas May Have Vast Lithium Reserves, Researchers Say

Federal and state researchers said there might be five million to 19 million tons of lithium, more than enough to meet the world’s demand for the battery ingredient.