The sediments are rich in clay, which forms when water weathers rocks into fine-grained particles.
这些沉积物富含粘土,粘土是由水流将岩石侵蚀成细小的微粒所形成的。
The Neogene strata in Longchuan basin consist mainly of the fine grained clastic rocks containing abundant sporopollen fossils.
陇川盆地新第三纪地层主要由细粒碎屑岩组成,富含孢粉化石。
The types of mineralized rocks are fine grained biotite gneiss and silicalites.
矿化类型为含金黑云变粒岩型、含金硅质岩型。
The grained Carbonate rocks of Qianjiang Formation in Qianjiang Sag can be divided into oolitic limestone, sand-clastic limestone, mud-crystal sand-clastic dolomite, alga-gobbet limestone etc.
潜江凹陷潜江组粒屑碳酸盐岩性主要发育鲕粒石灰岩、砂屑灰岩、泥晶砂屑云岩、藻团块灰岩等。
Studying fine-grained carbonate rocks by ultra-technique can inquire into its various origin, secondary change in diagenesis and type of pores and evaluate its reservior properties.
以超微技术手段研究细粒碳酸盐岩的结构,可探讨其多种原因,成岩次生变化和孔隙类型,并对其储集性能进行评价。
Acid intrusive rocks are composed mainly of medium - and coarse-grained monzogranite. They contain a small number of xenoliths, whose features are the same as intermediate-acid intrusive rocks.
酸性侵入岩以中粗粒二长花岗岩为主,岩石中含有少量包体,包体的特征与中酸性侵入岩中的相同。
In sequence stratigraphy, a section of fine-grained sedimentary rocks that accumulated slowly, thereby representing a considerable span of time by only a thin layer.
在层序地层学中,细粒沉积岩的剖面堆积得很慢,因此只要一个薄层就代表着相当可观的时间跨度。
The finer grained, interstitial particles that lie between larger particles or in which larger particles are embedded in sedimentary rocks such as sandstones and conglomerates.
沉积岩(如砂岩和砾岩)内较大颗粒之间或较大颗粒埋于其中的较细填隙颗粒。
In some areas, coarse sediments can fill channels of streams or rivers that cut through finer grained sediments or rocks.
在一些地区,粗粒沉积物可充填于切入较细粒的沉积物或岩石的溪流或河流的水道内。
The fine-grained diorite enclaves in granites and their host rocks come from the same magma source.
花岗岩中的细粒闪长质包体与寄主岩石属于同源岩浆。
The fine-grained diorite enclaves in granites and their host rocks come from the same magma source.
花岗岩中的细粒闪长质包体与寄主岩石属于同源岩浆。
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