標 本 名: | ラピス・ラズリの結晶（大理石上）
| 化学組成: | (Na,Ca)8 [(S,SO4,Cl2 )|Al6Si6O24 ] | サ イ ズ: | | 重量: | | 透明: | | 数量: | | 産地: | Sar-e-Sang District, Koksha Valley (Kokscha; Kokcha), Badakhshan (Badakshan; Badahsan) Province, アフガニスタン (Afghanistan) | Here you get nicely intergrown lazurite crystals disclosing rhombic dodecahedron habit. there are no really fracture planes visible, the crystals are mainly sharply crystallized and disclosing along the edges of fine blue coloration.
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