Stibnite‑Calcite‑Selenite Epigenetic‑Growth Specimen 2 polished 本品这件高品级氧化带共生矿物标本产自云南巍山笔架山矿田，氟铝石膏呈外延生长模式，于块状薰衣草色萤石基底表面形成形态完整的雪球状球粒放射集合体；氟铝石膏花簇由致密针状柱状单晶聚合构成，玻璃光泽强烈、单晶透明度高，放射发散结晶构造完整。

本品这件高品级氧化带共生矿物标本产自云南巍山笔架山矿田，氟铝石膏呈外延生长模式，于块状薰衣草色萤石基底表面形成形态完整的雪球状球粒放射集合体；氟铝石膏花簇由致密针状柱状单晶聚合构成，玻璃光泽强烈、单晶透明度高，放射发散结晶构造完整。

Khénifra Province

标本产地：中国云南省大理白族自治州巍山彝族回族自治县牛街乡爱民村阿波玉笔架山锑萤石矿区（杨梅岭矿段）

Box Dimesion: 21*28cm

5 x 2 x 3 inches

Stibnite‑Calcite‑Selenite Epigenetic‑Growth Specimen 2 polished 本品这件高品级氧化带共生矿物标本产自云南巍山笔架山矿田，氟铝石膏呈外延生长模式，于块状薰衣草色萤石基底表面形成形态完整的雪球状球粒放射集合体；氟铝石膏花簇由致密针状柱状单晶聚合构成，玻璃光泽强烈、单晶透明度高，放射发散结晶构造完整。StibniteCalciteSelenite EpigeneticGrowth Specimen from Weishan YiHui Autonomous County, Dali, Yunnan Province, China Primary stibnite crystals crystallized first within the hydrothermal vein. Orangetoned scalenohedral calcite later precipitated and encrusted the stibnite matrix. Finegrained fibrous selenite fully covered the calcite layer afterward. Exposed calcite crystals are manually chiselled out from the outer selenite layer. This threestage