广域电磁法在辽西地区牛营子凹陷油气资源潜力评价中的应用

孙求实, 袁杰, 宗文明, 孙守亮, 郜晓勇, 朱恒, 张涛, 鞠楠

The application of wide field electromagnetic method to the oil and gas exploration of Niuyingzi sag in Liaoxi area

Qiu-Shi SUN, Jie YUAN, Wen-Ming ZONG, Shou-Liang SUN, Xiao-Yong GAO, Heng ZHU, Tao ZHANG, Nan JU

图1 牛营子凹陷地质概图 1—测线位置;2—正断层;3—逆断层;4—逆冲推覆构造;5—侵入岩;6—第四系;7—白垩系义县组(K1y);8—侏罗系髫髻山组(J2t);9—侏罗系邓杖子组(J2d);10—侏罗系海房沟组(J2h);11—二叠系石盒子组(P2s);12—寒武系-奥陶系并层(∈-O);13—中-新元古界并层

Fig.1 Geological sketch of Niuyingzi depression 1—line position;2—normal fault;3—reverse fault;4—thrust fault;5—intrusive rock;6—Quaternary;7—Cretaceous Yixian formation;8—Jurassic Tiaojishan formation;9—Jurassic Dengzhangzi formation;10—Jurassic Haifanggou formation;11—Permian Shihezi formation;12—Cambrian-Ordovician strata;13—Mesoproic-Neoproterozoic strata