Extremely Rare Grandidierite Silver Bracelet From Madagascar - 7.5"

Description: This is one of the rarest minerals in the world, a fine greenish blue Grandidierite silver bracelet from Madagascar. Fine specimen, and is considered one of the 10 rarest gemstones. Beautiful bracelet set in sterling silver with 10 crystals with some clarity and a rich color.
Location: Mandrare, Betroka, Madagascar
Size: length can be adjusted between 6.5 - 7.5 inches, stones are about 10mm each.
Weight: 13.3 Grams