Long before they’re polished and set in gold, the world’s greatest gems sleep beneath mountains, rivers, and deserts. Their origins are as captivating as their glow: volcanic depths, ocean floors, and ...

Back in the day people were more relaxed about moving precious stones around the world. Consider, for example, the low-key arrangements for the famous Jonker diamond, which was shipped by ordinary ...

The Smithsonian's National Museum of Natural History acquired one of the world's rarest gemstones.Natural red diamonds are some of the rarest gems on Earth, and the Winston Red Diamond is exceptional ...

The villagers in Wollo, Ethiopia, made the discovery almost 9,800 feet above sea level. Their tunnels follow a single opal ...

(CNN) — Aaron Celestian isn’t a big fan of “Ocean’s 8.” “I have a hard time watching those movies because they’re always robbing museums,” he said with a laugh, standing amid a vault filled with some ...

Diamonds and emeralds might dominate the limelight, but there exists a world of gemstones so rare and valuable that they are the stuff of legends. What exactly makes a gemstone rare and valuable? It's ...

Society’s love for exquisite, rare, and luminous pearls and gemstones has persisted since the beginning of civilization. Whether referencing diamonds, pearls, sapphires, or emeralds, humans have ...

Across the hills of Kenya and Tanzania, two gemstones capture the continent’s natural brilliance and enduring mystique: Tanzanite and Tsavorite. Both discovered within a few years of each other in the ...