Distribution and depositional model of microbial carbonates in the Ordovician middle assemblage, Ordos Basin, NW China
WEI Liubin,ZHAO Junxing,SU Zhongtang,WEI Xinshan,REN Junfeng,HUANG Zhengliang,WU Chunying
Fig. 9. Development models of Ordovician carbonate- evaporite microbialites in the mid-east of Ordos Basin. (a) Early transgression of Ma55; (b) Depositional period of Ma56; (c) Depositional period of Ma57; (d) Depositional period of Ma58.