中国中西部大型湖盆沉积体系域研究进展及页岩油气勘探*
吴因业1,4, 李国欣2, 吴洛菲3, 徐兆辉1,2,4, 龙国徽1,2, 方向1,4, 付蕾1, 张天舒1, 陶士振1

Advances on depositional systems tracts in large lake basins and shale oil and gas exploration in mid-western China
WU Yinye1,4, LI Guoxin2, WU Luofei3, XU Zhaohui1,2,4, LONG Guohui1,2, FANG Xiang1,4, FU Lei1, ZHANG Tianshu1, TAO Shizhen1
四川侏罗系大型湖盆的湖侵期薄层沉积砂体特征 A—大套暗色泥岩夹薄层细砂岩和粉砂岩,川东北宣汉七里峡露头剖面凉高山组; B—块状细砂岩显示底部平坦,砂体厚度约3~5 m;人高约1.7 m,川东北宣汉七里峡露头剖面凉高山组; C—底部的重力流底模构造,四川侏罗系葫芦露头剖面; D—块状细砂岩显示底部平坦, 下伏泥岩呈现暗色,四川侏罗系葫芦露头剖面