Paleoproterozoic branched columnar stromatolites from the Beida-xing Formation of Hutuo Group in Wutai area,North China: morphological characteristics and genetic analysis
1 School of Earth and Space Sciences, Peking University, Beijing 100871, China
2 Institute of Geology, Chinese Academy of Geological Sciences, Beijing 100037, China
3 College of Resources and Environment, Shanxi Agricultural University, Shanxi Taigu 030801, China
4 Key Laboratory of Orogenic Belts and Crustal Evolution(Ministry of Education), Peking University, Beijing 100871, China
LIU Jianbo,born in 1966,professor,is engaged in paleontology,sedimentology and paleoenvironment changes. E-mail:
jbliu@pku.edu.cn.
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YI Zhaoyang,born in 1999,Ph.D. candidate,is engaged in research on Precambrian microbialites. E-mail: zyyi@alumni.pku.edu.cn.
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