The major sedimentary facies were alluvial fan facies and fan delta facies in the west, and stream delta and braided delta in the east, with a lacustrine facies in the centre of the fault basin.
Facies of group Penglaizhen are a combination of fluvial, delta and lacustrine facies and information of formation Penglaizhen can be divided to 3 facies, 6 subfacies and 14 microfacies.
蓬莱镇组主要是一套河流—三角洲—湖泊沉积组合,并可划分出三个沉积相、6个亚相和14个微相。
The early to middle Jurassic coal-bearing deposition is mainly consisted of fluvial or lakeshore, estuarine delta facies, lacustrine facies and slough facies.
蔚县煤田早中侏罗世含煤沉积,主要由河流或湖滨河口三角洲相、湖泊相、泥沼相组成。
The Cuoqin basin Suonahu Formation is lacustrine facies and been divided into fan-delta and shallow lagoon facies.
措勤盆地唢吶湖组以陆湖泊相为主,划分为扇三角洲、滨湖相和浅湖相。
Braided delta and lacustrine facies are two major depositional systems developed in Liushagang Fm.
流沙港组主要发育辫状河三角洲相和湖泊相两种沉积体系。
The main sedimentary facies in this area include lacustrine facies and gravity flow facies.
沉积相以湖泊相和重力流相为主。
In these process of evolution, it deposited mainly hydrocarbon source rocks of lacustrine facies in the Early Cretaceous and secondary coal measures source rocks in Early-Middle Jurassic.
主要形成了下白垩统半深湖相烃源巖,其次为中下侏罗统煤系烃源巖。
Triassic Yanchang deltaic oil-gas located in east of basin with two kinds of oil-gas reservoir sequence, the lacustrine facies delta foreset sand body and plain distributary sand body.
The Lower Triassic is of fluvial lacustrine facies with red bed features and notably different from its underlying Upper Permian Linxi Formation.
这套地层为具有红层性质的河—湖环境产物,与下伏上二叠统林西组沉积有较大的差异。
Those of the fluvial facies, especially the lacustrine facies and palaeosols, are mainly composed of very fine sands and also contain some quantities of silt and clay.
河流相、特别是湖沼相与古土壤以极细砂含量占优势,且具一定含量的粉砂和粘土。
River, delta and lacustrine facies are developed in deposited area from west to east.