鄂尔多斯盆地马家沟组碳酸盐岩-膏盐岩共生体系沉积微相与沉积模式*
刘国庆1, 苏中堂1,2, 郝志磊3,4, 魏柳斌3, 任军锋3, 廖慧鸿1, 吴浩文1

Microfacies and depositional model of a carbonate-evaporite symbiotic system of the Majiagou Formation in Ordos Basin
LIU Guoqing1, SU Zhongtang1,2, HAO Zhilei3,4, WEI Liubin3, REN Junfeng3, LIAO Huihong1, WU Haowen1
鄂尔多斯盆地奥陶系马家沟组沉积微相(二) a—残余砂屑云岩,正交偏光,E9井,3885.90 m;b—残余砂屑云岩,正交偏光,E8井,3924.80 m;c—粉—细晶白云岩,正交偏光,T33井,3117.95 m;d—细晶云岩,正交偏光,M52井,2462.30 m;e—枝状叠层石,M75井,2548.00 m;f—凝块结构,正交偏光,J2井,3581.83 m;g—生物扰动云岩,S29井,2450.40 m;h—生物扰动云岩,单偏光,F4井,2529.90 m;i—纹层状微晶灰岩,M3井,3028.40 m;j—泥质条带云灰岩,单偏光,M3井,3028.30 m;k—微晶颗粒灰岩,单偏光,M1井,2620.30 m;l—亮晶砂屑灰岩,单偏光,M1井,2626.93 m