標 本 名: | コランダム (鋼玉), サファイア (Corundum, Variety: Sapphire)
| 化学組成: | Al2O3 | サ イ ズ: | 14,0x 6,2 x 4,9 - 6,1 x 5,6 x 4,7 mm | 重量: | | 透明: | | 数量: | | 産地: | Central Province (Hakurutale and Munwatte), Sri Lanka (Sri Lanka) | Five sapphire crystals from Sri Lanka three disclosing a barrel shaped habit while two have a more bipyramidal shape. All disclosing a fine transparency and fully intact terminations. Fine Lot!
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