营城组

论文通过对玄武岩地球化学的研究，发现营城组玄武岩富集大离子亲石元素和高场强元素，轻重稀土分异强烈，无Nb负异常，显示与OIB类似的地球化学特征。

These basalts are characterized by enriched large ion lithophile elements and high field strength elements , strong fractionation between light and heavy rare earth elements , no negative Nb anomaly , that resemble to geochemical characters of ocean island basalts .

松辽盆地南部火山岩主要在营城组和火石岭组中发育，岩性以玄武岩为主，其次为安山岩和流纹岩。

And the main reservoir is volcanic rock in Yingcheng group .

升平气田营城组火山岩储层分布预测

Forecast of Volcanic Rock Reservoir Distribution of Yingcheng Group in Shengping Gas Field

松辽盆地营城组的储层火山岩以陆上喷发火山岩为主；

Most of volcanic reservoirs in Yingcheng Formation of Songliao Basin are subaerial volcanic reservoirs .

营城组火山岩是研究区断陷内深层（指包括火石岭组至泉头组一二段在内的所有地层）勘探的重要目的层之一。

Yingcheng formation volcanic rock is one of the explorative objective formations in the rift deep formation .

近火山口有利岩相带中，风化淋滤溶蚀作用和构造裂缝是营城组火山岩储层形成有利储集空间的主要控制因素。

Favorable volcanic facies , efflorescence and structural fracture are three major controlling factors of favorable volcanic reservoir .

储集层以泉头组河道砂体和营城组扇三角洲砂体为主，烃源岩及储层发育和展布受沉积环境及充填层序控制。

The development and distribution of source rock and reservoir are controlled by sedimentary environments and filling sequence .

营城组天然气甲烷碳同位素值比乙烷的重，碳同位素值都有反序特征；

For the gas in Yingcheng Fm , the carbon isotope values of methane are heavier than that of ethane .

将营城组火山岩储层划分为3类，预测出8个有利储层发育区，其预测结果与实际钻井和测试数据符合较好，为本区的深部天然气勘探指明了方向。

The results are consistent with drilling and testing data very well , and provide direction for exploration of deep volcanic reservoir .

营城组中的节理形成与分布主要与前两期挤压应力场有关。

It was considered that the joint formation and distribution of Yingcheng Formation were mainly related with the first two compressional tectonic stress fields .

松辽盆地东南缘六台地区营城组二段发育一套冲积扇砾岩层。

A set of conglomerates of alluvial fan occurred in the second member of Yingcheng Formation of Liutai , southeast margin of Songliao Basin .

进入营城组二段～三段沉积时期，控盆断裂活动明显减弱，盆地整体沉降作用逐渐减小，湖泊水体变浅，形成了浅湖-扇三角洲沉积体系。

The settlement becomes less stronger in the basin and the water in lake becomes shallow , forming a shallow lake-fan delta sedimentary system .

松辽盆地东南隆起区下白垩统营城组出露柱状节理流纹岩。

Rhyolite with columnar joints has been found in the lower Cretaceous Yingcheng Formation , in an uplift area of the southeastern Songliao Basin .

通过大比例尺野外岩性岩相填图、掌子面二维岩性岩相描述和详细岩矿鉴定，研究营城组三段内幕。

The3rd member of Yingcheng Formation was detailed studied by large scale mapping of lithology and lithofacies , 2D surveying of small lithology and lithofacies section and identifying rocks .

裂缝性油气藏是大庆油田古龙-徐家围子地区主要的油气藏类型之一，营城组是该区深层找气的主要目的层。

Fractured reservoir is one of the main oil and gas reservoirs in Gulong-Xujiaweizi area of Daqing oilfield , and Yingcheng Fm is the main deep gas target in this area .

并将其应用于松辽盆地北部升平&汪家屯气藏营城组内断裂缝垂向封闭性的评价中，评价结果符合实际地质条件，表明该方法用于断裂缝垂向封闭性评价是可行的。

The evaluation results tally with the actual geological conditions , which indicates that it is feasible to evaluate the vertical seal of the fault fissures by use of these methods .

松辽盆地营城组火山岩蚀变转化为膨润土或发生膨润土化现象较普遍，出露较大型的膨润土矿主要在九台银矿山一带。

It is known that the volcanic rocks of the Yingcheng Formation were altered into bentonite in the Songliao Basin , and the major bentonite deposits in the area are located in Jiutai City .

研究表明在使用本研究的成果后，在分析的9口气井中产生了良好的效果，对以后登娄库组和营城组天然气的开发起到了一定的指导意义。

Research shows that to use this research achievement , nine tones in analysis well produced a good effect , for future denglouku formation and development of gas from camp city rose to certain guiding significance .

露头区剖面揭示早白垩世火山岩主要有早、晚两期，早期是以流纹岩为主，晚期则以中基性的玄武质粗安岩为主，分别对应营城组一段和三段。

Outcrop section study shows that the early Cretaceous volcanism erupted in two stages , which are corresponding with 1st member and 3rd member of Yingcheng Formation respectively . The first stage is characterized with rhyolites and the second with Basaltic trachyandesites .

营一D1井是2006年为揭示营城组内幕基准剖面而布置的探井。

Yingyi-D1 well , an exploratory well , was drilled to reveal the insider of standard section of Yingcheng Formation in2006 .