Mineral: | Serie de Solución Sólida: (Forsterita - Fayalita) variedad: Dunilita
| Fórmula química: | (Mg1.53Fe0.48Mn0.01)[Si0.99O4 ] | Tamaño: | | Peso: | | Transparencia: | translúcido - transparente | Número de piezas: | | Origen: | Les Mines está cerca de Katukubura, Kollane, Embilipitiya (Embilipitya; Ambilipitiya), Provincia de Sabaragamuwa, Sri Lanka | This is a flat but well preserved dunilite crystal. Except of two small faces, the whole crystal is terminated and shows partly transparency. This peridot variety has been discovered only a few years ago and belongs to the olivine mineral group, it was named after Dunil Palitha Gunasekara. The difference is defined by the fact that it contains traces of manganese.
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