| 甘肃大水金矿床金的赋存状态和金矿物特征 |
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| 引用本文： | 代文军,雒晓刚,史文全,马小云. 甘肃大水金矿床金的赋存状态和金矿物特征[J]. 黄金, 2011, 32(8): 16-21 |
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| 作者姓名： | 代文军 雒晓刚 史文全 马小云 |
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| 作者单位： | 1. 甘肃省地矿局第三地质矿产勘查院,730050
2. 甘肃省地矿局第三地质矿产勘查院 |
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| 摘 要： | 利用光学显微镜观察和电子探针分析,对大水金矿床金矿物的特征研究表明,矿石中金属矿物主要为黄铁矿、黄铜矿、含铁砷黝铜矿、赤铁矿、褐铁矿、孔雀石、磁黄铁矿和自然金等;非金属矿物主要为玉髓状石英、方解石、白云石、长石和绢云母等.矿石中金矿物以自然金为主,其次是银金矿,自然金颗粒形态较复杂,呈不规则状、长角粒状、板片状、八面体...
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| 关 键 词： | 金矿物特征 赋存状态 大水金矿床 甘肃 |
Gold mineral characteristic and occurrence state of Dashui gold deposit in Gansu |
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| Dai Wenjun,Luo Xiaogang,Shi Wenquan,Ma Xiaoyun. Gold mineral characteristic and occurrence state of Dashui gold deposit in Gansu[J]. Gold, 2011, 32(8): 16-21 |
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| Authors: | Dai Wenjun Luo Xiaogang Shi Wenquan Ma Xiaoyun |
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| Affiliation: | Dai Wenjun,Luo Xiaogang,Shi Wenquan,Ma Xiaoyun (3rd Institute of Geology and Mineral Resources Survey,Gansu Bureau of Geology and Mineral Resources) |
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| Abstract: | The study on gold mineral characteristics of Dashui gold deposit is carried out with light microscope observation and electron probing analysis.The results show that the metallic minerals in ore are mainly pyrite,chalcopyrite,tennantite containing iron,hematite,limonite,malachite,pyrrhotite,native gold and ect.the non-metallic minerals are mainly chalcedony-shape quartz,calcite,dolomite,feldspar and sericite.Gold mineral in ore is mainly native gold,whose particle shape is complicated,such as tuberose,siliq... |
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| Keywords: | gold mineral characteristic occurrence state Dashui gold deposit Gansu |
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