西湖凹陷渐新统花港组大型沿岸砂坝沉积特征及主控因素*
李顺利1, 李竞2, 陈彬滔3, 许磊2, 于兴河1, 侯国伟4, 高照普5

Sedimentary characteristics and controlling factors of large-scale longshore bar in the Oligocene Huagang Formation, Xihu sag
Li Shun-Li1, Li Jing2, Chen Bin-Tao3, Xu Lei2, Yu Xing-He1, Hou Guo-Wei4, Gao Zhao-Pu5
西湖凹陷中东部渐新统花港组厚层砂岩岩心特征 A—含砾中砂岩,N-2井,3708.40~3708.82 m;B—冲洗层理中细砂岩,H-1井,4187~4187.45 m;C—冲洗层理中砂岩,N-7井,3414.30~3414.45 m;D—冲洗层理中细砂岩,H-1井,4186.45~4186.75 m;E—冲洗层理细砂岩,N-1井,3870.55~3870.9 m;F—冲洗层理细砂岩,N-2井,4004.85~4005.15 m;G—沙纹层理粉细砂岩(见针管迹),N-2井,3692.63~3692.48 m;H—沙纹层理粉砂岩,H-1井,3724.13~3724.29 m