The Pingdingshan sandstone member consists of coarse grained arkose sandstone dominately and characteristics of large scale tabular cross bedding.
秦岭北麓晚二叠世石千峰组下部的平顶山砂岩段不整合覆于早、中二叠世含煤地层之上,是一套板状交错层理十分发育并以粗碎屑长石砂岩和长石石英砂岩为主的地层,以辫状河道与辫状三角洲充填沉积占优势。
Formation mechanism of secondary dissolved pores in arcose;
长石砂岩次生溶孔的形成机理
lithic subarkosic wacke
岩屑亚长石砂岩质杂砂岩
subfeldspathic lithic arenite
亚长石质岩屑砂屑岩
lithic arkosic wacke
岩屑长石砂岩质杂砂岩
This sandstone consists of quartz primarily and feldspar secondly.
这种砂岩的成份以石英为主，长石次之。
Sands lithify into sandstones.
砂经过石化而成砂岩。
Fine-grained feldspar sandstone is the main oil-bearing rock and chlorite is the dominant kind of clay minerals.
研究结果表明，长2油藏含油砂岩以细粒长石砂岩为主，粘土矿物中绿泥石含量较高。
petrolwum tar sand
含石油沥青的岩石或砂
sedimentary rocks,eg sandstone,limestone,slate
沉积岩（如砂岩、石灰岩、板岩）.
The Evolution of Diagenetic Fluid in Dawsonite-bearing Sandstone, Changling Depression-Huazijing Step, Southern Part of Songliao Basin
松辽盆地南部长岭凹陷—华字井阶地含片钠铝石砂岩成岩流体演化
Sub-critical crack growth length of shear (Mode Ⅱ) fracture of rock
岩石剪切亚临界裂纹扩展长度的研究
This is a cliff composed of quartz sandstone that is well bedded.
由石英砂岩构成的悬崖，岩石层理发育。
The cardium sandstone is lithic, being composed of grains of chert, quartz, quartzite, silicified argillite, and other rock fragments.
卡迪砂岩是岩屑砂岩，由燧石，石英、石英岩、硅化泥板岩和其它岩石碎屑颗粒所组成。
MECHANISM OF FORMATION FOR SECONDARY POROSITY OF CRETACEOUS RICH FELDSPAR SANDSTONE IN SONGLIAO BASIN AND ITS CONTROL FACTORS
松辽盆地白垩系富长石砂岩中次生孔隙形成机制与控制因素
Sandstone and conglomerate are the consolidated equivalent of sand and gravel.
砂岩和砾岩分别是砂和砾石固结的产物。
A variety of sandstone that is flexible when cut into thin slabs.
可弯砂岩当被切进薄石板时易弯曲的一种砂岩
Study on The Relationship Between Component Texture and Rock Mechanics of Sandstone;
砂岩组构与岩石力学性质关系的研究
The main kinds of rocks include carbonate rocks, tuffite, siliceous rocks and quartz sand-stone.
主要岩石类型包括碳酸盐岩、沈积凝灰岩、矽质岩和石英砂岩。
To apply a surface of rock fragments or pebbles to.
用砂砾铺覆以岩石碎片或卵石的表面