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
表3 金精矿矿物组成与含量
Table 3 Mineral composition and content of gold concentrate(%)
矿物名称矿物在原矿和不同粒级金精矿中的质量分数
原金精矿样+0.075 mm-0.075~+0.045 mm-0.045 mm
合计100.00100.00100.00100.00
黄铁矿79.6063.8380.3482.95
毒砂3.801.772.484.85
黄铜矿0.120.030.040.18
黝铜矿0.020.010.010.03
闪锌矿0.350.280.270.40
方铅矿0.120.090.110.14
赤铁矿、褐铁矿0.080.140.100.05
自然金、银金矿微量微量微量微量
石英9.6923.5710.935.91
绢云母5.248.374.184.97
长石0.080.100.200.02
碳酸盐0.871.671.290.50
磷灰石0.030.130.06-