深源物质参与湖相烃源岩生烃作用的初步研究*——以准噶尔盆地吉木萨尔凹陷二叠系黑色岩系为例
柳益群1, 周鼎武2, 焦鑫1, 冯乔2, 周小虎1

A preliminary study on the relationship between deep-sourced materials and hydrocarbon generation in lacustrine source rocks: An example from the Permian black rock series in Jimusar sag,Junggar Basin
Liu Yi-Qun1, Zhou Ding-Wu2, Jiao Xin1, Feng Qiao2, Zhou Xiao-Hu1
准噶尔盆地吉木萨尔凹陷二叠系芦草沟组黑色岩系中的生烃母质及液态烃 a、b—白云化藻类,似元宝状,排列紧密,其化学成分以镁为主,扫描电镜,J174井,3319.6 m;c—硅化藻类,圆或椭圆形,具六联晶,轮流消光,扫描电镜,J174井,3320 m;d—硅化藻类集合体(白色),富含沥青,大致呈透镜状分布在泥质纹层中,与油和沥青关系密切,正交偏光,J174井,3320 m;e—微生物白云岩中的薄皮藻,有裂纹,外壳极薄且表面布满小球集合体,扫描电镜,J174井,3321.2 m;f—微生物白云岩中的盐藻,圆形及椭圆形(能谱f1,f2),扫描电镜,J174井,3321.2 m;g—藻类渗出油呈均匀的油滴,扫描电镜,J174井,3321.2 m