The 144-140 Ma Mafic Dykes in North China and Northeast China Indicating Regional Extensional Tecton

• 作 者: XU Huan LIU Yongqing KUANG Hon
• 机 构: CollegeofEarthScience,InstituteofGeologicalSurvey,InstituteofGeology
• 出 处: 地质学报：英文版
• 发表日期: 2017年1期
• 关键词: 构造背景 华北地区 中国 岩墙 岩石圈地幔 华北克拉通 伸展 东北
• 基金项目: financially supported by the Nature Science Foundation of China （grants No.41372109,90914003 and 41672111）, China Geological Survey （grants No.12120115068901,1212011120142 and 12120114064301）, the Nat

<正>Objective Previous studies indicate that the North China Craton(NCC)had undergone the loss of thickened lithosphere and fundamental change of physical and chemical property of lithospheric mantle(the destruction of NCC)during the Mesozoic.The pea