陇南紫金难处理金精矿工艺矿物学研究

谢雄辉

Study on Technological Mineralogy of Gold Concentrate in Longnan Zijin

Xionghui XIE

图2 金精矿中黄铁矿与脉石、毒砂连生情况 （a）自形黄铁矿与脉石连生；（b）他形黄铁矿与脉石连生；（c）碎屑状黄铁矿与毒砂；（d）黄铁矿与自形毒砂连生

Fig.2 Pyrite associated with gangue and arsenopyrite in a gold concentrate