埃迪卡拉系微生物碳酸盐岩沉积特征及其地质意义:以川中磨溪8井区灯影组四段为例*
罗垚1,2, 谭秀成1,2, 赵东方1,2, 罗文军3, 刘耘3, 肖笛1,2, 乔占峰4, 曾伟1,2

Sedimentary characteristics of the Ediacaran microbial carbonates and their geological implications: a case study of the Member 4 of Dengying Formation from Wellblock MX8 in central Sichuan Basin
Luo Yao1,2, Tan Xiu-Cheng1,2, Zhao Dong-Fang1,2, Luo Wen-Jun3, Liu Yun3, Xiao Di1,2, Qiao Zhan-Feng4, Zeng Wei1,2
川中磨溪8井区埃迪卡拉系灯影组四段微生物碳酸盐岩储集空间类型 a—格架状凝块石云岩,凝块间发育顺层状残余溶蚀孔(洞),岩心照片,磨溪105井,5372.16~5372.24 m;b—微生物粘结颗粒云岩,发育粒间溶孔且被沥青半充填,单偏光,磨溪105井,5325.68 m;c—格架状凝块石云岩,凝块间发育残余格架溶孔,单偏光,磨溪51井,5341.2 m;d—叠层石云岩,顺层状溶蚀孔洞,岩心照片,磨溪125井,5378.10~5378.32 m;e—丘状叠层石云岩,纹层间发育残余溶孔,单偏光,磨溪125井,5378.40 m;f—平直状叠层石云岩,纹层间发育残余溶孔,单偏光,磨溪105井,5320.07 m