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dong po kuang tian de qian xin deng cheng kuang wu zhi lai yuan
Author(s): 
Pages: 241-246
Year: Issue:  4
Journal: Hunan Geology

Keyword:  东坡矿田铅锌矿床地球化学成矿物质来源;
Abstract: 对硫化矿物微量元素、稳定同位素、流体包裹体结合成矿地质背景和矿床地质特征的研究查明,东坡矿田的铅锌等成矿物质,主要来源于含矿岩系下部的碎屑岩。燕山早期千里山花岗岩加热的地下热水溶液、溶滤、萃取了含矿岩系中的pb、Zn、S等矿质,在有利的构造环境中沉淀成矿:同时对成岩一后生阶段形成的早期pbZn矿进行叠加或改造。
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