闫臻,王宗起,阎全人,王涛

• 1:中国科学院地质与地球物理研究所
• 2:中国地质科学院地质研究所
• 3:中国地质科学院地质研究所
• 4:中国地质科学院地质研究所 北京100029中国地质科学院地质研究所

摘要(Abstract)：

俯冲—增生型造山带弧前增生楔流体的特点为 :盐度低、氯化物含量异常低 ,并含有丰富的 CO2 和 CH4。流体以扩散式或沿断层带渠道式活动 ;泥火山、张裂隙充填脉、碳酸盐壳、深海生物群是流体活动的直接体现 ;流体活动影响着增生楔的内部结构和构造样式 ;增生楔中流体活动特征的研究对研究造山带的地质演化及矿床成因具有重要意义

关键词(KeyWords)： 俯冲—增生型造山带;弧前增生楔;流体活动

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金资助项目 (4 9972 0 74;40 172 0 71) ;; 中国地质调查局项目 (DKD2 0 0 10 0 2 )

作者(Author): 闫臻,王宗起,阎全人,王涛

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