Mineral: | Topaz / Beryl, Variety: Aquamarine / Mica, Variety: Muscovite
| Chemical Formula: | Al2SiO4(F,OH)2 / Be3Al2Si6O18 / KAl2(Si3Al)O10(OH,F)2 | Size: | | Weight: | | Transparence: | transparent - translucent | Quantity: | | Origin: | Tormiq valley (Tormic; Tormik; Tormig), Haramosh Mts., Skardu District, Baltistan, Northern Areas, Pakistan | Here you get a very unusual paragenesis of topaz, muscovite and aquamarine! The matrix for the beryl and the topaz is made by a thin layer of pure Muscovite. There are no fracture planes or contact faces visible. the Topaz displays a very unusual shape basal pinacoid. The aquamarine crystal displays partly very good transparency and a fully intact termination. Beautiful very unusual specimen from Pakistan!!
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