Mineral: | Topacio
| Fórmula química: | Al2SiO4(F,OH)2 | Tamaño: | 60,4 x 49,4 x 35,1
cristal: 17,5 x 11,7 x 8,9 mm | Peso: | | Transparencia: | | Número de piezas: | | Origen: | Ghundao Hill, Katlang, Distrito de Mardan, Provincia de la Frontera Noroeste, Pakistán | This is a great gemmy Katlang Topaz crystal in matrix, disclosing a fully intact shape and water clear transparency. The visible fissures are located in the internal of the crystal and the surface is intact and displays fine luster. Another 2 smaller crystals are attached as well.
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