Very Rare White Cryolite 925 Silver Ring from Greenland - Size 7 - 2.34 Grams minerals Location: Poona

Location: Poona

Chrysoprase is considered the most valuable stone in the Calcedony group

You are bidding on a genuine blue Hemimorphite bracelet made with 100% natural stones

93 Grams (9

Very Rare White Cryolite 925 Silver Ring from Greenland - Size 7 - 2.34 Grams minerals Location: PoonaThis is white Cryolite with pearly luster 925 silver ring from Greenland. Cryolite, or sodium aluminum fluoride (Na3AlF6), consists of 12. 85 percent aluminum, 54. 30 percent fluorine, and 32. 85 percent sodium. Cryolite is not only ice like in appearance; its name, which stems from the Greek words kryos, or "ice," and lithos, or "stone," means "ice stone." Greenland's indigenous Inuit called cryolite "the ice that never melts." It is rare, and its