Mineral: | Microlita / Casiterita / Topacio
| Fórmula química: | (Ca,Na)2Ta2O6(O,OH,F) / SnO2 / Al2SiO4(F,OH)2 | Tamaño: | | Peso: | | Transparencia: | transparente - translúcido | Número de piezas: | | Origen: | Bisil, Vallle de Basha (Basha Nala; Basna), Distrito de Skardu, Baltistan, Territorios del Norte, Pakistán | Here you get a very rare paragenesis of yellow microlite on cassiterite with topaz crystals. The yellow microlite crystals are not damaged and is partly overgrown by albite and quartz crystals. There are 4 fully intact Topaz crystals grown on cassiterite. Beautiful and rare mineral association from Pakistan!
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