標 本 名: | 雲母, 白雲母 (Mica, Variety: Muscovite)
| 化学組成: | KAl2(Si3Al)O10(OH,F)2 | サ イ ズ: | | 重量: | | 透明: | | 数量 : | | 産地: | Mogok Stone Tract, Mandalay Division, ビルマ(ミャンマー) Burma (Myanmar) | A true rarity a botryoidal muscovite on quartz, concentric layers of thin mica arranged in intergrown spheres, very interesting piece, the only specimen I ever have seen from Burma.
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