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: | | 数量: | | 産地: | Ah-Sein-Taw (Aseintaw) mine, close to the village Kabaing, west of Mogok, ビルマ(ミャンマー) Burma (Myanmar) | This is a color change ruby Crystal disclosing purplish brown coloration in daylight an intense purplish red in incandescent light. The crystal shows beautiful luster and is not damaged at all.
| 
