標 本 名: | コランダム (鋼玉), ルビー (Corundum, Variety: Ruby)
| 化学組成: | Al2O3 | サ イ ズ: | | 重量: | | 透明: | MI1 (moderate included) SI1 | 数量: | | 産地: | Dattaw Mine, north of Mogok, ビルマ(ミャンマー) Burma (Myanmar) | Burma Ruby with great purplish-red fluorescent coloration. The stone is slightly heated but still shows typical inclusions for the Mogok area. Great piece from old stock. 
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