Report of LA-ICP-MS zircon U-Pb dating(272 Ma) of gabbros in Yagan area, northern Alxa, Inner Mongolia: Insights into the tectonic evolution of the southern Paleo-Asian Ocean  

作　　者：Zhi-cai Dang Jun-jian Li Chao Fu Guo-wei Qin Bi-yu Yang 

机构地区：[1]Tianjin Center of China Geological Survey,Ministry of Natural Resources,Tianjin 300170,China [2]North China Center for Geoscience Innovation,China Geological Survey,Tianjin 300170,China [3]Sinosteel Tianjin Geological Academy Co.,Ltd.,Tianjin 300061,China [4]Graduate Department of Chinese Academy of Geological Sciences,Beijing 100037,China

出　　处：《China Geology》2022年第1期188-190,共3页中国地质（英文）

基　　金：funded by the project titled“Annals of Geology and Mineral Resources of China-Research and Summary of Regional Metallogenic Regularity of North China”(DD20190379-31)initiated by China Geological Survey。

摘　　要：1.Objective The northern margin of the Alxa Block in Inner Mongolia is located in the middle part of the southern margin of the Central Asian Orogenic Belt.It serves as a key position that connects the eastern and western tectonic units of the Central Asian Orogenic Belt and is an ideal site for the research on the final closing process of the Paleo-Asian Ocean.

关 键 词：ASIAN TECTONIC Paleo 

分 类 号：P736.22[天文地球—海洋地质]