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矿床地质  2002 

呷村银多金属块状硫化物矿床银的赋存状态

Keywords: 矿物学,呷村,银多金属矿床,银的赋存状态

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Abstract:

通过大量岩石、矿石光(薄)片观察鉴定、电子探针分析,首次查明呷村海相火山岩型银多金属块状硫化物矿床有硫砷铜银矿和硫砷铜矿两种硫盐矿物。研究表明,除硫化物外(主要为方铅矿、闪锌矿、黄铁矿,其次为黄铜矿、毒砂、斑铜矿、硫铜银矿、螺硫银矿、磁黄铁矿等),硫盐矿物十分发育,主要有黝铜矿、车轮矿、硫砷铜矿、硫砷铜银矿等。该矿床中的银主要在喷流_沉积成矿阶段富集。

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