Gem Terminated Blue Tanzanite Silver Ring from Tanzania - 1.94 Grams - Size 5.5 minerals It is composed of calcium

It is composed of calcium carbonate and were formed in Quarternary deposits left in lakes by receding glaciers

6 Grams total

7 cm in length

org/loc-73287

Elegant genuine Solitaire Sky Blue Topaz sterling silver pendant

Gem Terminated Blue Tanzanite Silver Ring from Tanzania - 1.94 Grams - Size 5.5 minerals It is composed of calciumThis is a very nicely brightly lustrous, gem quality genuine fantastic blue tanzanite ring in sterling silver. Location: Merelani Hills, Umba Valley, Lelatema Mts., Arusha Region, Tanzania Size: 5. 5; stone is 0. 7 x 0. 4 Centimeters Weight: 1. 94 Grams combined Interesting Fact: Tanzanite is the Tiffany & Co. trade name for blue zoisite, named after the country of origin, Tanzania. Tiffany could have sold the material under the mineralogical name of