古盐度对陆相页岩发育的控制作用:以东营凹陷古近系沙三下页岩为例*
海晴1, 梁超1,2, 杨博1, 韩豫1, 韩婉璐1

Paleosalinity control on development of lacustrine shale: an example of shale from the lower submember of Member 3 of Paleogene Shahejie Formation,Dongying sag
HAI Qing1, LIANG Chao1,2, YANG Bo1, HAN Yu1, HAN Wanlu1
东营凹陷樊42井页岩矿物组分赋存形态及沉积构造 A—泥晶方解石纹层不连续发育,陆源碎屑较多,3146.13 m(+);B—泥晶白云石含量高,纹层界面模糊,3130.3 m(+);C—亮晶方解石纹层连续发育,3120.3 m(+);D—泥晶方解石和黏土互层,纹层连续发育,3140.64 m(+);E—泥晶方解石呈透镜体状产出,3131.44 m(+);F—亮晶方解石脉,晶体呈柱状或晶粒状,整体呈堆叠状,3155.1 m(+);G—纹层不发育,陆源碎屑含量高,3127.04 m (+);H—陆源碎屑含量高,含有生物介壳,3146.13 m(+)