Mineral: | Sillimanita (Fibrolita)
| Fórmula química: | Al2SiO5 | Tamaño: | 17,1 x 6,8 x 5,3 & 8,3 x 4,5 x 2,6 mm | Peso: | | Transparencia: | LI1 (lightly included) (VS) | Número de piezas: | | Origen: | Aldea de Ohngaing (Ohn Gaing; Ohn Kai), cerca de Mogok, Birmania (Myanmar) | Here you get a fine doubly terminated sillimanite crystal with distinctive faces and typical striation; fully intact crystal. The faceted sillimanite shows a rectangular cut with almost no inclusions fine polish and symmetry with a weight of 0,84 cts. A fine couple for collectors! 
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