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陕西南部下寒武统水沟口组中金红石矿层的发现及其意义
THE DISCOVERY AND SIGNIFICANCE OF RUTILE OCCURRING IN THE LOWER CAMBRIAN SHUIGOUKOU FORMATION IN THE SOUTH OF SHAANXI PROVINCE
【摘要】 首次在陕西省镇安下寒武统水沟口组地层中发现了铌(钽)金红石矿化层,该层赋存于下寒武统水沟口组第一岩段(C-s1)中的方解石绿泥石绢云母片岩层中,严格受层位控制,延伸较稳定。
【Abstract】 Niobium-tantalum rutile is discovered firstly in calcite-chlorite-sericite schist of the first lithological section(C-s1) of the Lower Cambrian Shuigoukou Formation in Zhen’an,Shaanxi Province. It is strictly controlled by stratigraphic horizons and extends stably.
【关键词】 镇安;
下寒武统水沟口组;
金红石矿;
层序特征;
矿层特征;
【Key words】 Zhen’an; Lower Cambrain Shuigoukou Formation; rutile; stratigraphic sequence; geological feature;
【Key words】 Zhen’an; Lower Cambrain Shuigoukou Formation; rutile; stratigraphic sequence; geological feature;
- 【文献出处】 陕西地质 ,Geology of Shaanxi , 编辑部邮箱 ,2014年02期
- 【分类号】P619.2
- 【下载频次】82