Gold mainly exists as gold minerals , including electrum, silver - bearing native gold.

金以矿物态为主,金矿物主要为银金矿 、 含银 自然金.

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The native gold is main gangue minerals and it is fine particle and micro - fine particle.

金矿物以自然金为主,可回收元素金为细粒金和微细粒金.

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Gold mineral is native gold, its grain size is fine, its fineness is high.

围岩蚀变作用不强.金矿物为自然金, 粒度细 、 色高.

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