川南地区深层页岩气富集条件差异分析与启示

张成林,赵圣贤,张鉴,常程,夏自强,曹埒焰,田冲,冯江荣,方圆,周翊

Analysis and enlightenment of the difference of enrichment conditions for deep shale gas in southern Sichuan Basin

Cheng-lin ZHANG,Sheng-xian ZHAO,Jian ZHANG,Cheng CHANG,Zi-qiang XIA,Lie-yan CAO,Chong TIAN,Jiang-Rong FENG,Yuan FANG,Yi ZHOU

图8 DZ区块、LZ区块岩心裂缝观测 (a) DZ区块Z2井,3 891.35 m,五峰组,羽状方解石充填缝; (b) DZ区块Z7井,4 390.1 m,龙一11小层，垂直缝; (c) LZ区块G2井,3 830.5 m,龙一12小层,水平缝; (d) LZ区块D1井,3 645.5 m,龙一14小层,低角度缝

Fig.8 Core fracture observation, LZ block and DZ block