Mineral: | Corundum, Variety: Sapphire
| Chemical Formula: | Al2O3 | Size: | 18,8 x 11,3 x 7,2 & 10,2 x 10,3 x 5,0 mm | Weight: | | Transparence: | | Quantity: | | Origin: | Ratnapura, Province of Sabaragamuwa, Sri Lanka | Two Sapphire crystals from Sri Lanka with unusual crystal habit. Both specimens are doubly terminated and fully intact. The colorless one shows rather the ruby crystal shape; the other sapphire crystal shows a much flattened bipyramidal shape with five twins attached. Unusual and rare specimen from Sri Lanka
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