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湖北大冶铜山口矽卡岩-斑岩复合型铜(钼)矿床地质特征和成矿机制
引用本文:吕新彪,姚书振,林新多. 湖北大冶铜山口矽卡岩-斑岩复合型铜(钼)矿床地质特征和成矿机制[J]. 地球科学, 1992, 0(2)
作者姓名:吕新彪  姚书振  林新多
作者单位:中国地质大学矿产系(吕新彪,姚书振),中国地质大学矿产系(林新多)
摘    要:本文系统地研究了铜山口铜(钼)矿床地质特征和成矿机制,探讨了构造、蚀变和矿化三者在时间和空间上的关系,推断了成矿物质来源和成矿作用机理。

关 键 词:铜矿床  钼矿床  蚀变分带  矿化分带  控矿构造  成矿机制

THE GEOLOGICAL CHARACTERISTICS AND ORE-FORMING MECHANISM OF TONGSHANKOU SKARN-PORPHYRY COMPOSITE TYPE OF COPPER (MOLYBDENUM) ORE DEPOSIT,HUBEI
Lu Xinbiao Yao Shuzhen Lin Xinduo. THE GEOLOGICAL CHARACTERISTICS AND ORE-FORMING MECHANISM OF TONGSHANKOU SKARN-PORPHYRY COMPOSITE TYPE OF COPPER (MOLYBDENUM) ORE DEPOSIT,HUBEI[J]. Earth Science-Journal of China University of Geosciences, 1992, 0(2)
Authors:Lu Xinbiao Yao Shuzhen Lin Xinduo
Abstract:Tongshankou copper (molybdenum) deposit is a skarn-porphyry composite one, whose wall-rock alteration and mineralization are of the charateristics of the ring-shaped zoning around the ore-forming host stock and polystage. Both ore-forming elements and magmatic complex body in the ore deposit came from the upper mantle or the lower part of the earth' s crust. The ore-forming fluid of the early period is mainly the primary magmatic water, consisting of the ore-forming fluid produced by the magmatic crystallization differentiation and ascending supracritical ore fluid from the deep magmatic chamber, and for the later period mainly is palaeogroundwater. The ore deposit resulted from the interaction between magmatic water and palaeogroundwater.
Keywords:skarn-porphyry composite type of copper (molybdenum) ore deposit   wall-rock al-teration   ore-forming fluid  Hubei Province.
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