Extremely Rare Grandidierite Silver Ring From Madagascar - Size 9 - 3.04 Grams

Description: This is one of the rarest minerals in the world, a fine greenish blue Grandidierite silver ring from Madagascar. It has very good transluscency. Fine specimen and is considered one of the 10 rarest gemstones.
Location: Mandrare, Betroka, Madagascar
Size: 9
Weight: 3.04 Grams