Very Rare White Cryolite 925 Silver Ring from Greenland - Size 8 - 2.0 Grams minerals stone is 10 x 8

stone is 10 x 8 mm

1 inches) diameter Weight: 307 Grams

showing the bubbly bytroidal formation

Location: Padre Paraiso

Very Rare White Cryolite 925 Silver Ring from Greenland - Size 8 - 2.0 Grams minerals stone is 10 x 8This 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