海陆过渡相页岩储层特征及含气赋存机理——基于与海相页岩储层对比的认识

曹涛涛, 邓模, 肖娟宜, 刘虎, 潘安阳, 曹清古

Reservoir characteristics of marine-continental transitional shale and gas-bearing mechanism：Understanding based on comparison with marine shale reservoir

Taotao CAO, Mo DENG, Juanyi XIAO, Hu LIU, Anyang PAN, Qinggu CAO

图2 川东地区龙潭组泥页岩有机质孔发育特征 （a）生物结构孔，龙潭组；（b）干酪根热解气孔，龙潭组；（c）固体沥青孔隙，龙潭组；（d）有机质边缘收缩裂缝，龙潭组；（e）有机质内生裂隙，龙潭组；（f）固体沥青有机质孔，龙马溪组；（g）粒内溶孔，龙潭组；（h）黄铁矿晶间孔，龙潭组；（i）硬性颗粒边缘缝，龙潭组；（j）沥青充填边缘缝，龙潭组；（k）黏土矿脱收缩孔，龙潭组；（l）黏土矿物收缩孔缝，龙潭组

Fig.2 Organic matter pore development characteristics in Longtan Formation mud shales in eastern Sichuan Basin