The typical characteristic of the ore is low sulfide. The metallic mineral has very few content ( 1%-2%), The mineral of ore is mainly of pyrite, chalcopyrite, limonite, aurum and electrum etc.
矿石为典型少硫化物型,金属矿物含量极少(1%-2%),主要有黄铁矿、黄铜矿、褐铁矿和自然金、银金矿等。
The preparation of pure auriferous pyrite
含金黄铁矿纯矿物制备
简答网 · 英语词汇
简答网 · 高考英语
简答网 · 中考英语