Extremely Rare Grandidierite Cut Stone From Madagascar - 2.11 Carats

Description: This is one of the rarest minerals in the world, a fine greenish blue Grandidierite cut stone from Madagascar. It has very good transluscency. Fine specimen, and is considered one of the 10 rarest gemstones.
Location: Mandrare, Betroka, Madagascar
Size: 10 x 8 Millimeters
Weight: 2.11 Carats