鄂尔多斯盆地华池地区延长组7段页岩油储层孔隙结构特征及控制因素

黄伟凯,周新平,刘江艳,贺彤彤,马晓峰,陶辉飞,李树同,郝乐伟

Characteristics and controlling factors of pore structure of shale in the seventh member of Yanchang Formation in Huachi area, Ordos Basin

Weikai HUANG,Xinping ZHOU,Jiangyan LIU,Tongtong HE,Xiaofeng MA,Huifei TAO,Shutong LI,Lewei HAO

图5 场发射扫描电镜下无机矿物孔微观形态特征 （a）骨架矿物粒间孔，2 011 m；（b）矿物收缩缝，2 002.3 m；（3）矿物解理缝，2 027.21 m；（d）黏土矿物晶间孔，矿物粒间孔，2 011.41 m（e）黏土矿物晶间孔，狭缝形粒间孔，粒间孔，2 011.41 m；（f）黏土矿物晶间孔，2 011.41 m；（g）粒间溶孔，粒内溶孔，2 041.18 m；（h）粒间溶孔，粒内溶孔，2 002.3 m；（i）自形晶黄铁矿晶间孔，2 050.4 m；（j）自形晶黄铁矿晶间孔，2 050.4 m；（k）自形晶黄铁矿晶间孔，2 050.4 m；（l）自形晶黄铁矿晶间孔，2 027.21 m

Fig.5 Micro morphological characteristics of inorganic mineral pores under field emission scanning electron microscope