標 本 名: | コランダム (鋼玉), トラピッチ・ルビー (Corundum, Variety:Trapiche Ruby)
| 化学組成: | Al2O3 | サ イ ズ: | | 重量: | | 透明: | | 数量: | | 産地: | Mong Hsu, Shan State, ビルマ(ミャンマー) Burma (Myanmar) | Fine trapiche Ruby cabochon, disclosing a very dark purplish red coloration, which is strongly visible in transmitted light. Also you can see the typical feather-like , radial grown inclusion.
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