Africa's leading authority on rare colored gemstones, The Rare Gemstone Company, unveils one of its most exceptional pieces ...

Explorers find evidence of a rare green diamond in Finland, with minerals pointing to its origin hidden beneath the ice.

CARTHAGE — A Carthage man may have unearthed one of the rarest gemstones in the world — not in a mine, but in his own front yard. Robert Lewis Jr. says that in 2016, he found an unusual black rock ...

In Eagle County, many of us spend our time looking up toward mountain peaks, sunsets, or circling hawks, but some of the most ...

The US trade deal with China seeks to resolve a major sticking point of their ongoing trade war: rare-earth minerals. Despite multiple rounds of talks with US trade negotiators over the past several ...

Energy Secretary Chris Wright went to Wyoming last week to cut the ribbon on the first new rare earth mine in the U.S. since the 1950s. Telling the assembled guests and reporters that the “Brook Mine” ...

(CNN) — The US trade deal with China seeks to resolve a major sticking point of their ongoing trade war: rare-earth minerals. (CNN) — The US trade deal with China seeks to resolve a major sticking ...