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A Preliminary Study of the Retention of Noble Gases in Fluid Inclusions of Different Minerals
详细信息   
摘要

    

Studies of the retention of noble gases in fluid inclusions from various hydrothermal minerals are necessary for tracing the source of ore-forming fluid by using noble gas isotopic geochemistry. Mainly with Ar as an example, the retention of noble gases in several minerals commonly used to study fluid inclusion geochemistry was quantitatively evaluated and systematically compared with each other in this paper in terms of diffusion dynamics. In addition, closure temperature and preservation time of noble gases in these minerals were also calculated. The result reveals that, under the same conditions, the component characteristics of Ar, He and other noble gases can be preserved in these minerals in order of barite(=celestite)> chalcopyrite> pyrite> galena> sylvite> sphalerite> fluorite> wolframite> scheelite> beryl> calcite> quartz. 

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