標 本 名: | 電気石, ウヴァ石 (Tourmaline, Variety: Vanadium Uvite (Verdelite))
| 化学組成: | (Ca,Na)(Mg,Fe2+)3(Al, V)5Mg(BO3)3Si6O18(OH,F)4 | サ イ ズ: | | 重量: | | 透明: | | 数量: | | 産地: | Pyan Gyi mine (West of Pyan Pyit), northeast of Mogok, ビルマ(ミャンマー) Burma (Myanmar) | A doubly terminated uvite crystal with angular twinned crystal attached. The crystal shows fine luster and sharp habit except one prism side where it was attached to the calcite matrix.
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