蒸发背景沉积序列精细刻画及沉积学解译:以鄂尔多斯盆地中部中奥陶统马五6亚段为例*
黄道军1, 钟寿康2,3, 张道锋1, 王保保2,3, 廖建初1, 谢康2,3, 卢子兴1, 谭秀成2,3

Datailed characterization and interpretation of sedimentary sequences under evaporitic environments: a case from the Ma56 submember of Middle Ordovician in central Ordos Basin
Huang Dao-Jun1, Zhong Shou-Kang2,3, Zhang Dao-Feng1, Wang Bao-Bao2,3, Liao Jian-Chu1, Xie Kang2,3, Lu Zi-Xing1, Tan Xiu-Cheng2,3
鄂尔多斯盆地中部中奥陶统马五6亚段膏岩宏观与微观特征 a—纹层状云质膏岩,岩心照片,Sh147井,3006.93 m,$马五_{6}^{2}$;b—纹层状云质膏岩,针状石膏水平定向排列,单偏光/正交光,Sh147井,3006.93 m,$马五_{6}^{2}$;c—纹层状含云膏岩,岩心照片,T112井,3363.77 m,$马五_{6}^{2}$;d—纹层状含云膏岩,纹层断续变形,单偏光,T112井,3363.77 m,$马五_{6}^{2}$;e—鸡雏状膏岩,岩心照片,J5井,3539.07 m,$马五_{6}^{3}$;f—鸡雏状膏岩,单偏光,J5井,3363.77 m,$马五_{6}^{3}$;g—鸡雏状膏岩,单偏光,T112井,3368.63 m,$马五_{6}^{2}$;h—角砾状膏岩,岩心照片,Sh446井, 4117.20 m,$马五_{6}^{2}$;i—膏质角砾间的云膏质纹层,单偏光,Sh446井,4117.20 m,$马五_{6}^{2}$