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高频基准面旋回控制下浅水三角洲及其砂体发育模式:以松辽盆地扶余油田白垩系泉头组为例*
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赖洪飞1,2, 秦智3, 王洪君3, 郑锡3, 林艳波3, 鲍志东1,2, 李美俊1,2, 张云龙1,2, 张莉1,2, 吴煜潇1,2, 宋健1,2, 何陵沅1,2 |
Development pattern of shallow-water delta and sandbodies under control of high-frequency base-level cycles: A case study of the Cretaceous Quantou Formation in Fuyu Oilfield, Songliao Basin
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Lai Hongfei 1,2, Qin Zhi 3, Wang Hongjun 3, Zheng Xi 3, Lin Yangbo 3, Bao Zhidong 1,2, Li Meijun 1,2, Zhang Yunlong 1,2, Zhang Li 1,2, Wu Yuxiao 1,2, Song Jian 1,2, He Lingyuan 1,2
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松辽盆地扶余油田DT91区块白垩系泉头组泉四段第Ⅲ砂组岩心照片 A—水下分流河道,小型槽状交错层理,检24井,384.07,m;B—水下分流河道,底部块状层理向上渐变为交错层理,正粒序特征,检25井,323.07,m;C—分流砂坝,斜层理,检25井,348.35,m;D—分流砂坝,楔状—板状交错层理,检25井,389,93,m;E—天然堤,波状交错层理,砂泥薄互层,D+54-10.2井,333.20,m;F—席状砂,波状交错层理,小型反粒序特征,泥质粉砂—粉砂,D+54-10.2井,373.20,m;G—席状砂,薄层泥岩与砂岩互层,粉砂—细砂,D+54-10.2井,373.90,m;H—漫溢砂,薄层砂岩与泥岩互层, D+54-10.2井,376.65,m |
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