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The act IV of Yanshan tectonic cycle lead to the angular unconformity between the late Jurassic and early Cretaceous strata in the study area.

燕山构造旋回第Ⅳ幕造成了测区内晚侏罗统地层与早白垩统地层的角度不整合。

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Sedimentary formation and tectonic cycle of the Jurassic Northeastern Jiangxi continental basin

赣东北侏罗纪陆盆的沉积建造及构造旋回北京燕山构造旋回安粗岩系

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The Ordos basin now is the relict basin having undergone tectonic movement and denudation. Resume Ordos prototype basin in Jurassic, through tectonic analyze and using sedimentary track record comparison around the basin.

现今的鄂尔多斯盆地是经历了构造运动和剥蚀作用改造后的残留盆地,通过构造分析和利用盆地周边的沉积记录进行对比,恢复了鄂尔多斯侏罗纪的原型盆地。

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A new tectonic model is proposed on the basis of studies of the Jurassic deformation styles and combination pattern of various tectonic zones on the western margin of the Ordos basin and its adjacent areas, that is the lateral extrusion tectonics with restricted boundaries.

在鄂尔多斯盆地西缘及邻区各构造带侏罗纪变形样式和组合规律研究的基础上,提出了一种新的构造模式,即具限制性边界的侧向挤出构造。

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Jurassic basin-range tectonic pattern and depositional features of prototype basins in the Inner Mongolia-Gansu-Qinghai-Ningxia region

蒙甘青宁地区侏罗纪开合盆山构造格局及原型盆地沉积特征

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The tectonic style from early Triassic to the end of Jurassic belongs to contraction and in Cretaceous belongs to extending tectonic style.

早三叠世-侏罗纪末发育收缩构造样式、白垩纪发育伸展构造样式。

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Zone C, lying between the Pengxian Guanxian fault ( F 3) and Guangyuan Dayi fault ( F 4), is a tectostratigraphic zone of deformation and consists mainly of Jurassic to Neogene strata.

C带位于彭灌断裂与广元&大邑断裂之间,属变形构造地层带,主要由侏罗系至第三系红层构成。

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It is evidently concluded that Jurassic rocks in this area have undergone burial diagenesis, and can be classified as B sub-period of eogenetic, A sub-period of telogenetic and epidiagentic stages.

根据成岩作用现象及划分标志,本区侏罗系地层可划归于埋藏成岩阶段的早成岩B亚期,晚成岩A亚期及表生成岩期。

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The second period is the Fengcheng group high mature hydrocarbon in late Triassic to early Jurassic, which is the important exploration target.

第二期是风城组高成熟油气,成藏期在晚三叠世到早侏罗世,也是勘探的对象之一;

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12、

Evaluation of Hydrocarbon generating Potential of Jurassic Coal in Yili Basin

伊犁盆地侏罗系煤岩生烃潜力评价

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Results Large thrust nappe structure was developed along ZW1 seismic survey line, and it was formed during Late Jurassic to Early Cretaceous.

结果中卫探区ZW1地震剖面上发育大型的逆冲推覆构造,该逆冲推覆构造形成于晚侏罗世至早白垩世时期。

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The western of the basin is limited by west-edge thrust nappe belt which formed in early and mid Jurassic.

盆地现今的西界为西缘逆冲推覆带所限,而西缘逆冲推覆带主要形成于晚侏罗世一白垩纪。

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In the piedmont belt of Washixia sag developed thrust nappe which leaded to incrassation of Jurassic source rocks, being favorable for hydrocarbon accumulation in this area.

瓦石峡凹陷山前带发育冲断推覆构造,侏罗系烃源岩增厚有利于油气成藏。

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According to the geological date of the involved beds, the thrust structure developed after the development of Early-Middle Triassic basin but before the formation of Jurassic-Cretaceous basin and it continued to thrust during Lower-Middle Jurassic.

从卷入逆冲构造的地层的地质时代推测,逆冲构造主要是在早中三叠世盆地发育之后、侏罗白垩纪盆地形成之前形成的,并在早中侏罗世盆地发育过程中又有进一步活动。

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Source rocks in Qom formation entered hydrocarbon generation stage for the basin quickly subsidence in late Cenozoic ( about 4-5Ma), meanwhile source rocks in Jurassic have entered highly matured stage, generated lots of gas.

Qom组在新生代中晚期(约4Ma-5Ma)盆地快速沉降阶段进入生油阶段,而此时侏罗系已达到过成熟阶段,大量生成干气。

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Jurassic sedimentary environment in the Qomolangma Region

珠穆朗玛峰地区侏罗纪沉积环境

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Of Upper Jurassic Xueshan Formation ranges from 1.63% to 1.83%, providing evidences for the Mesozoic thermal anomaly.

上侏罗统雪山组有机质镜质体反射率(Ro)高达163%~183%,为中生代热异常的发生提供了证据。

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The Jurassic reservoirs in the Moxizhuang region, Junggar Basin, Xinjiang are characterized by low compositional maturity, abundant debris, low matrix contents and high textural maturity.

准噶尔盆地莫西庄地区侏罗系储层具有低成分成熟度、富含岩屑、低杂基含量和高结构成熟度的岩石学特征。

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