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: | 13,4 x 11,8 x 8,5 & 17,2 x 9,8 x 8,9 mm | 重量: | | 透明: | | 数量: | | 産地: | Mogok Stone Tract, Mandalay Division, ビルマ(ミャンマー) Burma (Myanmar) | Here you get two corundum crystals; one is a color change sapphire changing the coloration from strong bluish color to reddish purplish hues, a strong color change! The crystal discloses pinacoidal termination while the other on is a bipyramidal sapphire sadly only with one terminated side therefore it displays a sheen inside the crystal.
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