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连云山上石含锂铍钽铌矿床地质特征及找矿前景
引用本文:肖朝阳,刘洁清.连云山上石含锂铍钽铌矿床地质特征及找矿前景[J].湖南地质,2003,22(1):34-37.
作者姓名:肖朝阳  刘洁清
作者单位:[1]湖南省地调院湘东矿产地质调查所,湖南浏阳410323 [2]湖南省地质矿产勘查开发局405队,湖南吉首416007
摘    要:连云山上石含锂铍钽铌矿床位于连云山背斜南翼上石伟晶岩密集区,其地层为板溪群二云母片岩.矿体受剪切节理控制,与燕山期花岗岩有密切联系.矿区合锂铍钽铌矿体主要有3条,规模、品位较为可观.工业有用矿物主要为但铌铁矿、锂辉石、绿柱石等.矿体类型为伟晶岩型,成因为岩浆交代作用形成.另外连云山地区具多个伟晶岩密集区,具良好的稀有金属找矿前景.

关 键 词:含锂铍钽铌矿床  规模  品位  岩浆交代作用  找矿前景  稀有金属矿床  地层

GEOLOGIC TRAITS OF Li- Be-Ta-Nb-BEARING DEPOSITS IN SHANGSHI, LIANYUN MOUNTAIN AND ITS PROSPECTING FOREGROUND
XIAO Zhao-yang,LIU Jie-qing.GEOLOGIC TRAITS OF Li- Be-Ta-Nb-BEARING DEPOSITS IN SHANGSHI, LIANYUN MOUNTAIN AND ITS PROSPECTING FOREGROUND[J].Hunan Geology,2003,22(1):34-37.
Authors:XIAO Zhao-yang  LIU Jie-qing
Institution:XIAO Zhao-yang1,LIU Jie-qing2
Abstract:Li- Be-Ta-Nb-bearing deposits in Lianyun Mountain occurred in Shangshi on the south wing of Lianyun Mountain anticline, the densely distributed pegmatite area. Its stratum was mica-bearing schist of Banxi Group. Ore body was controlled by shear joint, and tied up with granite of Yanshan Period. There were mainly 3 lines of Li- Be-Ta-Nb-bearing body with considerable scale and grade. Nb-Ta-Fe ore, spodumene and aquamarine are useful industrial minerals. The type of mineral body was pegmatite. Origin was magma replacement. In addition, there were many the densely distributed pegmatite areas with favorable prospecting foreground for rare-metals.
Keywords:Prospecting foreground  Geologic traits  Li- Be-Ta-Nb-bearing deposits  Shangshi of Lianyun Mountain
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