鄂尔多斯盆地南部三叠系延长组湖相重力流沉积细粒岩及其油气地质意义
杨仁超1,2, 尹伟3, 樊爱萍1, 韩作振1

Fine-grained, lacustrine gravity-flow deposits and their hydrocarbon significance in the Triassic Yanchang Formation in southern Ordos Basin
Yang Renchao1,2, Yin Wei3, Fan Aiping1, Han Zuozhen1, A. J.van Loon1,4
鄂尔多斯盆地南部三叠系延长组泥质浊积岩、泥质异重岩沉积特征 A—纹层状浊积粉砂质泥岩,J6井,1394.33~1394.47,m;B—图A的局部放大;C—图B局部的镜下照片;D—逆—正粒序粉砂质泥岩,J13井,1250.50~1250.61,m;E—韵律层理粉砂质泥岩,Z2井,1230.01,m。SM: 粉砂质泥岩;MS: 泥质粉砂岩;MI: 泥岩碎屑; TC: 槽模。图D据Yang等,2017b