鄂尔多斯盆地长7段纯泥页岩型页岩油研究中的若干问题与思考
李树同,李士祥,刘江艳,杨鸣一,陈俊霖,张珊,崔德艺,李家程

Some problems and thoughts on the study of pure shale-type shale oil in the 7th Member of Yanchang Formation in Ordos Basin
Shutong LI,Shixiang LI,Jiangyan LIU,Mingyi YANG,Junlin CHEN,Shan ZHANG,Deyi CUI,Jiacheng LI
图2 鄂尔多斯盆地长7段细粒沉积岩露头、岩心及镜下照片
(a)城页1井,长73亚段,2 025.02 m,黑色页岩; (b)城页1井,长72亚段,2 010.21 m,×25,(—),黑色页岩; (c)城页1井,长73亚段,2 057.59 m,暗色泥岩; (d)城页1井,2 002.30 m,长72亚段,×25,(—),岩块状层理; (e)铜川剖面长7段页岩与凝灰岩互层沉积; (f)城页1井,长73亚段,2 026.47 m,黑色页岩与凝灰岩纹层; (g)城页1井,长73亚段,2 026.47 m,×50,(—),黑色页岩中的凝灰质条带
Fig.2 The outcrop, core and microscopic photos of fine-grained sedimentary rock of Chang 7 Member in Ordos Basin