Mineral: | Granate: Demantoide variedad de Andradita
| Fórmula química: | Ca3Fe23+[SiO4]3 | Tamaño: | | Peso: | | Transparencia: | | Número de piezas: | | Origen: | Valle de Panjsher (Panjshir), Distrito de Hessa-e-Say, Provincia de Panjshir (Panjsheer) Afganistán | This piece is almost completed terminated a tiny spot at one side discloses just a 2 mm area of crystalline fracture planes, apart from that the surface shows crystal striation or cubic growing marks. These specimens are colored by chromium, this one has a fine luster and a green to light green color with a distinctive red viewed under the Chelsea- filter. A great specimen from Afghanistan !
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