| 云南个旧大白岩铜锡矿床铜锡与共伴生组分赋存状态研究 |
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| 引用本文： | 魏宁,方维萱,陈家玮,张海,甘凤伟.云南个旧大白岩铜锡矿床铜锡与共伴生组分赋存状态研究[J].矿物学报,2010,30(1). |
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| 作者姓名： | 魏宁 方维萱 陈家玮 张海 甘凤伟 |
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| 作者单位： | 1. 中国地质大学,北京,北京,100083;北京矿产地质研究院,北京,100012
2. 中国地质大学,北京,北京,100083 |
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| 基金项目： | 国家危机矿山接替资源勘查专项基金项目(200453003);;危机矿山元素综合查定和可利用性评价技术(2008EG115074);;中色地科(ZSDK-2005-03);;昆明中色地科研发项目(KZSDK-2007-3) |
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| 摘 要： | 位于个旧市南部的卡房矿田大白岩铜锡矿是个旧地区重要的铜矿产出地段,共伴生锡、金、银、钨、铋等有益组分。通过光薄片鉴定、电子探针测试和人工重砂分析发现,大白岩铜锡矿铜主要赋存状态为黄铜矿,其次为银黝铜矿和黝锡矿;锡主要以锡石,黝锡矿形式存在;伴生组分钨主要为白钨矿,铋元素以辉铋矿和自然铋存在,硫主要为磁黄铁矿、黄铁矿,其次为黄铜矿等硫化物,磁黄铁矿和黄铜矿中含有微量金。
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| 关 键 词： | 铜锡 赋存状态 矿物地球化学 个旧 |
Study of Copper, Tin and Coexisting Ingredient Occurrence of Dabaiyan Copper-Tin Polymetallic Ore Deposit in Gejiu, Yunnan Province,P.R.China |
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| WEI Ning,FANG Wei-xuan,CHEN Jia-wei,ZHANG Hai,GAN Feng-wei.Study of Copper, Tin and Coexisting Ingredient Occurrence of Dabaiyan Copper-Tin Polymetallic Ore Deposit in Gejiu, Yunnan Province,P.R.China[J].Acta Mineralogica Sinica,2010,30(1). |
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| Authors: | WEI Ning FANG Wei-xuan CHEN Jia-wei ZHANG Hai GAN Feng-wei |
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| Institution: | 1.China University of Geosciences/a>;Beijing 100083/a>;China/a>;2.Beijing Institute of Geology for Mineral Resources/a>;Beijing 100012/a>;China |
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| Abstract: | Copper-tin polymetallic ore deposit in Gejiu,Yunnan Province is one of the most important tin habitats in china.With microslide,heavy mineral analysis and EPMA,following results were acquired as follows:the main composition of copper in Dabaiyan is chalcopyrite with some aftonite and kassiterolamprite;the main composition of tin is cassiterite with some kassiterolamprite;the main composition of tungsten mineral are scheelite,bismuthglance and bismuth;molybdenum exists as molybdenite;and pyrrhotine and chalc... |
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| Keywords: | copper-tin occurrence mineral geochemistry Gejiu |
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