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广西五圩锑矿床中含银锑黝铜矿
Ag-ANTIMONY FAHLORE FROM ANTIMONY ORE DEPOSIT OF WUYU,GUANGXI
【摘要】 在五圩锑矿中发现了含银锑黝铜矿 ,粒径 1mm~ 3mm,与其共生的矿物有 :脆硫锑铅矿、方铅矿、黄铁矿、闪锌矿和辉锑矿。含银锑黝铜矿呈银灰色 ,金属光泽 ,条痕暗灰色 ,无解理 ,H=4~ 4.5 ,ρ=1.86 kg/cm3,显微镜下含银锑黝铜矿呈灰色 ,其均质性和反射率采用改装 MPV- 3型显微光度计测定 ,仪器内标使用硅砂和 (W,Ti) C;此外 ,分别采用 X射线分析和电子探针确定了该矿物的物相和化学组成
【Abstract】 Ag-bearing antimony fahlor of 1 mm~3 mm in dia meter was found in Wugu antimony ore deposit. Associated minerals are Jamesonite, gal en, pyrite, sphalerite, antimonite. On the hand samples Ag-antimony fahlore is silver-grey in colour, with metallic luster, dark-grey streak, and withou t cleavage. H=4~4.5, ρ=1.86 kg/cm 3. Under the microscope the Ag-tetrahedrite shows grey colour. The isotropy and reflectivity were determined with modified MPV-3 microscope photometer by using silicon carborund and (W, Ti) C as standar ds. Chemical composition of Ag Sb-tetrahedrite was determined by electron microprobe and X- ray analysis was also conducted.
- 【文献出处】 矿物岩石 ,JOURNAL OF MINERALOGY AND PETROLOGY , 编辑部邮箱 ,2000年02期
- 【分类号】P578
- 【被引频次】8
- 【下载频次】192