Through modification of operating condition, there are three classes of pure auriferouspyrite liberated from the head of mill.
通过适当地调节各种选别方法的操作条件，物料分三个级别分离提纯含金黄铁矿纯矿物。
2
According to the study in this paper, the pure auriferouspyrite can be prepared by means of gravity or magnetic or electric concentration.
本试验采用重选、磁选、电选三种方法制备含金黄铁矿纯矿物。
3
The gold metallogeny is characterized by auriferouspyrite and occurred in the alternating layer of heavy-layer metasandstone, flaggy metasandstone and graphitization schist.