標 本 名: | 電気石, エルバイト(リチア電気石) / 曹長石 (アルバイト) / 白雲母 (Tourmaline, Variety: Elbaite (Rubellite) / Albite / Muscovite)
| 化学組成: | Na(Li1,5AL1,5)Al6(BO3)3[Si6O18](OH)3(OH) / NaAlSi3O8 / KAl2(Si3Al)O10(OH,F)2 | サ イ ズ: | | 重量: | | 透明: | transparent - translucent | 数量 : | | 産地: | Mine close to Letpanhla village near Mount Pyin Kyi Thaung, Singu Township, Mandalay Division, ビルマ(ミャンマー) Burma (Myanmar) | Here you get bigger crystals on a muscovite feldspar matrix and various smaller gemmy tourmaline crystals as well. The most disclosing fine transparency and termination, either flat or trigonal terminated. Looking through transmitted light you will see that a big part of the matrix is made up with microcrystalline tourmaline crystals. Fine piece from the new mine.
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