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矿床地质  2008 

铁氧化物-铜-金(IOCG)型矿床:基本特征、研究现状与找矿勘查

Keywords: 地质学,IOCG型矿床,钠化,钾化,角砾岩筒,成矿过程,矿床模型,找矿评价标志,地质勘查

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Abstract:

国际上对IOCG型矿床的研究如火如荼,中国则刚刚起步.文章全面评述了IOCG型矿床的研究现状,包括IOCG型矿床的定义、全球时空分布特点、成矿环境、与成矿有关的岩浆岩、矿体形态特征及围岩蚀变、矿床的形成过程、找矿评价标志等.最后,文章从IOCG型矿床的角度,对中国某些矿床进行了思考,认为长江中下游宁芜和庐枞盆地内的玢岩铁矿可能属IOCG型矿床,河北邯邢铁矿和湖北大冶铁矿也有IOCG型矿床的某些特点.

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