Mineral: | Topacio / Monacita - Ce (Criptolita)
| Fórmula química: | Al2SiO4(F,OH)2 / KAl2(Si3Al)O10(OH,F)2 / (Ce,La,Nd,Th)PO4 | Tamaño: | 50,9 x 41,3 x 34,4
cristal: 44,0 x 19,6 mm | Peso: | | Transparencia: | transparente - translúcido | Número de piezas: | | Origen: | La zona de Sakangyi, al oeste de Mogok, estado de Shan, Birmania (Myanmar) | A rare well preserved paragenesis of monazite imbedded in a big topaz crystal! The monazite is single terminated include well preserved prism faces. The topaz has two sides with crystalline fracture part from this full intact with fine luster. The monazite is light radioactive, the full radiation is around 3 µSv/h the gamma radiation is 1 µSv/h. A great piece the only one I have seen in matrix!
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