Getting the digging and processing equipment to the site costs millions, and then tons of gold must be produced and preferably other valuable minerals must also be present for a mine to be profitable.
挖掘和处理设备就需要花掉数百万美元,要实现盈利就必须开采出成吨的金子,其他有价值的所含矿物也必须尽可能的被利用。
The mining operation includes a tan pit mine, processing equipment, and tailings ponds, where water and minerals are stored after the oil is removed.
采矿作业包括棕褐色的露天矿坑,加工设施和尾矿池,也就是分离石油后的水和矿物存储的地方。
The pilot plant of Tanyaokou pyrite Mine is designed for processing single element pyrite ores.
炭窑口硫铁矿选矿试验厂是为处理单一硫铁矿而建的选矿厂。
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