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金属矿山 ›› 2012, Vol. 41 ›› Issue (09): 93-95+98.

• 地质与测量 • 上一篇    下一篇

洞中拉铅锌矿床流体包裹体物理化学特征

霍艳1,温春齐1,陈洪德2,费光春1   

  1. 1.成都理工大学地球科学学院;2.油气藏地质及开发工程国家重点实验室
  • 出版日期:2012-09-15 发布日期:2012-10-09
  • 基金资助:

    * “十一五”国家科技支撑计划项目(编号:2006BAB01A04),成都理工大学矿物学、岩石学、矿床学国家重点(培育)学科建设项目(编号:SZD0407)。

The Fluid Inclusion Physicochemical Characteristics of Dongzhongla Lead-Zinc Deposit

Huo Yan1,Wen Chunqi1,Chen Hongde2,Fei Guangchun1   

  1. 1.College of earth sciences, Chengdu University of Technology;2.State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation
  • Online:2012-09-15 Published:2012-10-09

摘要: 通过对西藏洞中拉铅锌矿床磁黄铁矿黄铜矿阶段(Ⅰ阶段)、闪锌矿方铅矿阶段(Ⅱ阶段)和方解石阶段(Ⅲ阶段)3个形成阶段流体包裹体一般特征、成矿温度与压力、盐度与密度、逸度、pH值与Eh值、总硫活度和总碳活度的研究和对比,认为在成因上属浅成中低温热液型铅锌矿床。  

关键词: 洞中拉铅锌矿床, 流体包裹体, 物理化学特征

Abstract: Through the study and the comparison about the fluid inclusion common characteristics, temperature, pressure, salinity, density, fugacity, pH, Eh, total sulfur and total carbon of pyrrhotite-chalcopyrite phase (I phase), sphalerite, galena-sphalerite stage (II stage)and calcite stage (Ⅲ stage)in Dongzhongla lead-Zinc deposit , we can draw a conclusion that Dongzhongla is a medium-low temperature epithermal deposit.

Key words: Dongzhongla lead-zinc deposit, Fluid inclusion, Physicochemical characteristics