川中地区中上寒武统洗象池组颗粒滩储集层特征及主控因素*
邓成昆1,2, 黎霆1,2, 杨伟强1,2, 张玺华3, 程忠贞1,2, 陈浩如4, 诸丹诚1,2, 胡力文1,2, 邹华耀1,2

Characteristics and main controlling factors of shoal reservoirs in the Middle-Upper Cambrian Xixiangchi Formation,central Sichuan Basin
Deng Cheng-Kun1,2, Li Ting1,2, Yang Wei-Qiang1,2, Zhang Xi-Hua3, Cheng Zhong-Zhen1,2, Chen Hao-Ru4, Zhu Dan-Cheng1,2, Hu Li-Wen1,2, Zou Hua-Yao1,2
川中地区洗象池组储集岩与储集空间显微照片 A—残余砂屑白云岩,粒间溶孔,孔隙内充填粒状白云石胶结物及沥青,GT2井,5323.85 m,蓝色铸体;B—残余砂屑白云岩,粒间溶孔,LZY剖面,第30层,蓝色铸体;C—粉—细晶白云岩,晶间溶孔,LZY剖面,第32层,蓝色铸体;D—粉—细晶白云岩,晶间溶孔,LZY剖面,第32层,蓝色铸体;E—粉—细晶白云岩,晶间溶孔中充填大量沥青和石英,GT2井,5329.1 m,蓝色铸体;F—残余砂屑白云岩,粒内溶孔,GT2井,5344.71 m,蓝色铸体;G—泥—粉晶白云岩,膏模孔,沥青、白云石半充填,GT2井,5348.53 m,蓝色铸体;H—粉—细晶白云岩,构造缝,LZY剖面,第9层,蓝色铸体;I—残余砂屑白云岩,溶洞、溶蚀缝,GT2井,5340.91 m,蓝色铸体。A-I均为单偏光