標 本 名: | スピネル (Spinel)
| 化学組成: | MgAl2O4 | サ イ ズ: | | 重量: | | 透明: | | 数量: | | 産地: | Mogok Stone Tract, Mandalay Division, ビルマ(ミャンマー) Burma (Myanmar) | A fairly included faceted spinel the stone is hosting several hollow tubes partly filled with iron oxide staining, rarely seen in this dimensions. Interesting 100% natural stone for any gemologist. 
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