Sandstones generally make good aquifers, while finer-grained mudstones are typically impermeable.
砂岩通常是良好的含水层，而细粒泥岩通常是不透水的。
The coarsest sandstones intercalated with grey mudstones.
最粗粒砂岩与灰色泥岩成互层。
The coarsest sandstones intercalated with grey mudstones.
砂岩和页岩单元是同时的。
Salt rock sequence is characterized by salt rack and salt rock interbedded with mudstones of deep lake.
盐岩层序主要发育盐岩以及盐岩夹深湖泥岩为主。
In the Jiyang depression, the main Carboniferous-Permian hydrocarbon source rocks are coals and dark mudstones.
济阳坳陷石炭二叠系烃源岩主要为煤和暗色泥岩。
The geochemical characteristics of inclusion and clay-adsorbed oils correlate well with the lacustrine mudstones.
油气包裹体和粘土吸附油气组分具有明显的湖相泥岩地球化学特征。
Fluids in the pores will be expelled as the reduction in porosity occurs during the process of compaction of the mudstones.
泥岩压实过程中，随着孔隙度降低，孔隙中流体被排出。
Dark mudstones are widely developed in Lindian fault depression, organic matter abundance in Marine source rocks is in middle level.
林甸断陷地层的暗色泥岩并不发育，有机质丰度总体上属于中等水平。
The dark mudstones of the Wenchang Formation with AOM organic facies are potential lacustrine oil source rocks in the Pearl River Mouth Basin.
具有无定形有机相的文昌组暗色泥岩是珠江口盆地良好的湖相油源岩。
Dark mudstones and the turbidites of deep lake facies were discovered recently in the Member 1 of Yanchang Formation, Upper Triassic in Ordos Basin.
鄂尔多斯盆地三叠系延长组长1段发育一套深湖相浊积岩及数层暗色泥岩。
Two types of Jurassic mudstones with different total organic contents (TOC) from the northern Qaidam Basin were analyzed for biomarker features in this study.
在柴达木盆地北缘地区，分别选取有机碳含量很低和较高的侏罗系泥岩样品，对比分析了它们在生物标志物组成上的差异。
This study presents the REE geochemical characteristics of mudstones from Guantao Formation(Ng)and Minghuazhen Formation(Nm)of Neogene in Nanpu sag, Bohai Basin.
详细研究渤海湾盆地南堡凹陷新近系馆陶组和明化镇组泥岩的稀土元素地球化学特征。
We have used the method of the hydrocarbon generation rate of organic carbon to separately calculate the hydrocarbon-generating intensity of coals and dark mudstones.
采用有机碳产烃率法，分别计算了煤层和暗色泥岩的生烃强度。
The organic carbon content of these three sets of dark mudstones is more than 1.0% in most areas of the Eastern Depression, indicating that they are good source rocks.
在东部坳陷的绝大部分地区三段地层暗色泥岩的有机碳含量都在1 0 %以上，是好的烃源岩。
They indicate that the early charged oils are derived from the pre-Jurassic lacustrine mudstones and the later charged oils are from the Jurassic coal-bearing strata or coals.
表明早期注入到这些油层的油气组分来源于前侏罗系湖相泥岩，晚期注入的油气组分来源于侏罗系煤系地层或煤岩。
The geological and geochemical study results indicate that the metallogenetic materials came from the hydromica mudstones and shales of the Hanjiadian Group of Lower Silurian System.
地质和地球化学研究结果认为，铝土矿的成矿物质来源于下志留统韩家店群的水云母泥、页岩。
Permo Carboniferous coal series have relative good coal gas potential, dark mudstones in lower Jurassic, lower part of Middle Jurassic and lower Cretaceous are the best source rocks.
区内石炭—二叠纪煤系具有良好的煤型气及一定的煤层气潜力，中、下侏罗统和下白垩统暗色泥岩类是最具生油潜力的烃源岩系。
Some excellent reservoir-cover associations were discovered, in which the associations composed of the thick Paleogene gypsum-mudstones and Cretaceous sandstones were mostly important.
库车坳陷和喀什凹陷发育多套优质的储盖组合，并以古近系巨厚膏泥岩与白垩系砂岩构成储盖组合为主。
Through the X-ray diffraction analysis and point loading strength test, intrinsic causes for the rockburst in some sandy mudstones in Erlang mountain highway tunnel has been ascertained.
通过X射线粉晶衍射成分分析，结合岩石点荷载强度试验研究，查明国内外首次发现的此隧道部分砂质泥岩发生岩爆活动的内在原因。
Till the late stage, the periodic sea-level changes resulted in the formation of the evaporite deposits in restricted shallow-water basin and mudstones and gravity-flow deposits in deep-water basins.
晚期因周期性的海平面变化导致形成局限浅水盆地、蒸发岩沉积和深水盆地泥岩和重力流沉积。
Till the late stage, the periodic sea-level changes resulted in the formation of the evaporite deposits in restricted shallow-water basin and mudstones and gravity-flow deposits in deep-water basins.
晚期因周期性的海平面变化导致形成局限浅水盆地、蒸发岩沉积和深水盆地泥岩和重力流沉积。
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