Discovery of~2.5 Ga zircon U-Pb age from the diabase,Ar Horqin Banner Area,Inner Mongolia:Implications for Neoarchean crystalline basement of Bainaimiao Arc Belt  

作　　者：Ji-yu Du Cheng Qian Wen-bin Wu Yu-jin Zhang Chao Zhang Tao Qin Yong-fei Ma Hong-xi You 

机构地区：[1]Shenyang Center of Geological Survey,China Geological Survey,Ministry of Natural Resources,Shenyang 110034,China [2]Northeast Geological S&T Innovation Center,China Geological Survey,Ministry of Natural Resources,Shenyang 110034,China [3]College of Earth Science,Jilin University,Changchun 130061,China [4]Liaoning Institute Co.Ltd.of Geology and Mineral Resources,Shenyang 110032,China

出　　处：《China Geology》2023年第3期531-532,共2页中国地质（英文）

基　　金：Supported by the projects of China Geological Survey(DD20230004,DD20190039-06,DD20190360-2,DD20190360,DD20221632-01);the National Natural Science Foundation of China(42002227).

摘　　要：1.Objective The Bainaimiao Arc Belt(BAB),one of the most important units of the southeastern Central Asian Orogenic Belt(CAOB),locates along the northern margin of the North China Craton(NCC).There is a lack of understanding on the existence,scale,and affinity of the crystalline basement of the BAB.Based on the recent geochronologic studies.

关 键 词：BASEMENT BELT ZIRCON 

分 类 号：P534.2[天文地球—古生物学与地层学] P587[天文地球—地质学] P597.3