Mineral: | Esfena (Titanita) | Fórmula química: | CaTiSiO5 | Tamaño: | 48,0 x 31,0 x 29,0 cristal: 16,7 x 3,8 mm | Peso: | | Transparencia: | transparente - translúcido | Número de piezas: | | Origen: | Valle de Koksha (Kokscha; Kokcha), Provincia de Badakhshan (Badakshan; Badahsan), Afganistán | This is a rare yellow Sphen crystal in matrix, disclosing a superb sharp shape with partly very gemmy transparency and great luster. There is only a slight damaged spot but at one side of the crystal, nevertheless a fine colored specimen with very defined and sharp edges and crystal striation, around the crystals you can see also greenish black hornblende crystals.

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