標 本 名: | ぺリドット ( 鉄かんらん石 - 苦土かんらん石) (Fayalite-Forsterite Series, Variety: Peridot ) | 化学組成: | Fe2+2[SiO4] - Mg2[SiO4] | サ イ ズ: | | 重量: | | 透明: | | 数量: | | 産地: | Sapat Gali (Soppat; Suppat; Sumpat), Manshera, Naran-Kagan Valley, Kohistan District, North-West Frontier Province, パキスタン (Pakistan) | Here you get a twinned peridot crystal with good shape, luster, sharp corners, and crystal striation.

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