Abstract:
罗卜岭矿床是典型的燕山晚期斑岩铜钼矿床.本文通过野外脉体穿插关系和室内岩矿鉴定,厘清了各种脉体的矿物组合特征及先后顺序,确定了五个阶段的矿化作用.脉体类型及其分布规律与蚀变带关系密切,从下到上呈现出三层模式.下部脉体不发育,中、上部脉体发育,且中部脉体类型丰富,穿插关系明显,各脉体具有一定阶段性.罗卜岭斑岩型矿床的成矿阶段与蚀变期次、脉体形成阶段相互吻合,主要可划分为五个阶段,分别为钾硅酸盐化阶段→转变阶段→黄铁绢英岩化阶段→中高级泥化阶段→硬石膏碳酸盐化阶段.转变阶段为主要的铜、钼矿化阶段.
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Year: 2014
Page: 1-10
Language: Chinese
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SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
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30 Days PV: 6
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