標 本 名: | トパーズ / 石英 / 曹長石, 薄水色の曹長石 / 白雲母(Topaz / Quartz / Feldspar, Albite, Variety: Cleavelandite / Muscovite)
| 化学組成: | Al2SiO4(F,OH)2 / SiO2 / NaAlSi3O8 / KAl2(Si3Al)O10(OH,F)2 | サ イ ズ: | | 重量: | | 透明: | | 数量 : | | 産地: | Sakangyi area, west of Mogok, Shan State, ビルマ(ミャンマー) Burma (Myanmar) | Here you a fine distinctive Topaz twin crystal in matrix associated together with albite, quartz and muscovite. A really fine proportioned cabinet specimen. Both quartz and also the albite crystals disclosing a fine undamaged shape. The topaz itself shows a medium too good transparency and is made out of at least 6 intergrown topaz crystals. The head is perfectly sharp and without any blemish. Also the muscovite shows good pseudo- hexagonal shape. A beautiful quite big specimen from Burma!
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