標 本 名: | エルバイト(トルマリン) , ドラヴァイト (Dravite)
| 化学組成: | Na(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH) | サ イ ズ: | 10,8 x 5,7 x 5,0 - 8,1 x 3,0 x 2,5 mm | 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) | Here you get partly doubly terminated Uvite crystals. The pieces disclosing color zoning , caused by different vanadium (color agent) concentration during the epitaxy. Interesting tourmaline lot.
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