Extremely Rare Grandidierite Cut Stone From Madagascar - 0.43 Carats minerals Scolecite and Stilbite egg from

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Extremely Rare Grandidierite Cut Stone From Madagascar - 0.43 Carats minerals Scolecite and Stilbite egg fromDescription: 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 based on numerous articles. Location: Mandrare, Betroka, Madagascar Size: 5x5 Millimeters Weight: 0. 43 Carats