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Extremely Rare Grandidierite Gem Crystal From Madagascar - 0.7" - 16 Carats

This is an extremely rare bluish green Grandidierite crystal. It is very large and is considered by many to be one of the 10 rarest gemstones in the world.
Location: Madagascar
Size: 1.8 x 1.3 x 1.1 Centimeters
Weight: 3.2 Grams

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