Mineral: | (Hidroxil- )Herderita / Topacio / Fluorpatito / Turmalina variedad: Elbaita / Feldespato variedad: Clevelandita / Manganotantalita (Alvarolita)
| Fórmula química: | CaBe[(OH,F)|PO4] / Al2SiO4(F,OH)2 / Ca5(PO4)3F / Na(Li1,5AL1,5)Al6(BO3)3[Si6O18](OH)3(OH) / NaAlSi3O8 / MnTa2O6 | Tamaño: | 36,2 x 24,4 x 20,8
cristal: 21,7 x 13,7 mm | Peso: | | Transparencia: | transparente - translúcido | Número de piezas: | | Origen: | Shengus (Shingus), Haramosh Mts., Distrito de Skardu, Territorios del Norte, Pakistán | Here you get the multiple twinned herderite crystal with fully intact crystal faces and fine luster. The matrix is composed out of snow white Cleavelandite and the fully intact Topaz crystals. Furthermore you find four apatite, one green tourmaline and several small blade shaped and lustrous manganotantalite crystals. There is another unknown prismatic pinkish crystal embedded but the surface is pretty etched. This is a very rarely found paragenesis with at least six different mineral species!!
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