| 郴县红旗岭锡矿床锡石的成因矿物学研究 |
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| 引用本文： | 陈锦荣.郴县红旗岭锡矿床锡石的成因矿物学研究[J].湖南地质,1992,11(4):299-304. |
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| 作者姓名： | 陈锦荣 |
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| 作者单位： | 武警黄金地质研究所 廊坊 |
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| 摘 要： | 郴县红旗岭锡矿床早阶段或产于石英脉中的锡石颜色较深,晚阶段或产于破碎蚀变带中的锡石颜色较浅。本矿床锡石的晶形和晶胞参数特征,反映了它形成于高温、富含挥发组分、中深成—深成的环境。而且锡石存在穆斯堡尔效应(Sn~(119)),Sn~(4+)的I.S.值小,表现为共价键性质,Sn~(2+)的I.S.值相对较大,表现为离子键相对增强;Sn~(4+)的Q.S.值,从早阶段到晚阶段或同一阶段自下而上均有增大趋势。本矿床锡石环带的成分特征,反映出成矿物质从早到晚具有韵律性演化。锡石的Nb、Ta相对含量,指示成矿流体属于弱酸性,In含量反映成矿压力比较小。
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| 关 键 词： | 锡石 成因 矿物学 锡矿床 |
A STUDY ON THE MINERALOGY OF CASSITERITE IN HONGQILING TIN DEPOSI CHEN COUNTY,HUN AN PROYINCE |
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| Chen Jinrong.A STUDY ON THE MINERALOGY OF CASSITERITE IN HONGQILING TIN DEPOSI CHEN COUNTY,HUN AN PROYINCE[J].Hunan Geology,1992,11(4):299-304. |
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| Authors: | Chen Jinrong |
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| Institution: | Gold Geological Institute of MMI |
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| Abstract: | The paper has summarized systematically features of colour, crystal form, unit cell, parameters Mossbaur spectrum, zoning and compositions of cassiterite in Hongqiling tin deposit-amagamatic hydrothermal deposit, which is related to the granite of S-type, and determines evolutionary law of cassiterite in tin mineralization. |
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| Keywords: | Hunan Hongqiling tin deposit cassiterite genetic mineralogy |
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