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: | | 重量: | | 透明: | VI1 (visibly included) I1 | 数量: | | 産地: | Win-Hta-Yan mine near Pyaung Pyin village, Northwest of the Mogok Township,Mandalay Division, , ビルマ(ミャンマー) Burma (Myanmar) | A well sized color change sapphire with a lot of inclusions but therefore with a fine strong color change from day to incandescent light. 
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