两矿区的矿石中常见明金,为粗粒金,巨粒金及块状金。
Coarse-grained gold, giant-grained gold and block gold are the common visible in ores.
大部分粗粒金主要赋存在网格状石英细脉和角砾状围岩中的黄铁矿、磁黄铁矿、毒砂和少量贱金属硫化物中和以分散状分布在蚀变围岩中。
Mainly coarse grained gold, along with pyrite, pyrrhotite, arsenopyrite, and minor base metal sulfides, occur in networks of quartz veinlets, brecciated wallrock, and disseminated in altered wallrock.
粗粒破碎的黄铁矿含金较高,说明构造运动使金在黄铁矿中进一步富集。
Coarse-crystallized crushing pyrites with high gold content suggest that gold is enriched by tectogenesis.
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