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Discrimination of volcanic rocks in Xiazhuang uranium ore-field and its comparison with volcanic rocks of the same period in adjacent areas
Author(s): 
Pages: 202-209
Year: Issue:  4
Journal: URANIUM GEOLOGY

Keyword:  火山岩特征对比铀成矿赣南-粤北地区;
Abstract: 本文在系统分析下庄铀矿田火山岩的分布、火山岩系的旋回性、火山岩的岩石地球化学特征及火山岩的成岩时代等特征的基础上,较为详细地对下庄铀矿田的火山岩和赣南-粤北地区晚中生代武夷群火山岩各种特征进行了对比,厘定下庄铀矿田火山岩为赣南-粤北地区晚中生代中火山岩系武夷群的组成部分;认为南岭铀成矿带今后寻找富矿、大矿的主要目标应该放在火山侵入体和后火山侵入体的内外接触带上,以早期铀矿化(140-100Ma)为主要目标类型.
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