標 本 名: | 電気石, エルバイト(リチア電気石) / 石英 / 微斜長石/ 白雲母 (Tourmaline, Variety: Elbaite (Rubellite) / Quartz / Feldspar, Variety: Microcline / Musovite)
| 化学組成: | Na(Li1,5AL1,5)Al6(BO3)3[Si6O18](OH)3(OH) / SiO2 / KAlSi3O8 / 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 a well preserved tourmaline cabinet from Letpanhla mine. The piece discloses fine trigonal and flat terminated crystals only a single piece on the lateral part is broken. All main crystals are undamaged and disclosing good luster on the prism faces. The quartz, muscovite and feldspar are also well shaped. Fine cabinet no acid treatment applied. 
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