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Sand is a common bedding material used as a resting surface for dairy freestalls.Using Sand as Bedding have many positiv......
Reservoir space and enrichment model of shale oil in the first member of Cretaceous Qingshankou Form
The lithology, lithofacies, reservoir properties and shale oil enrichment model of the fine-grained sedimentary system i......
According to the observational data of viscous debris flows with hyper-concentration, debris flows can be classified int......
In the past years we carried out further stratigraphy division in field and it is found that rich stone artifacts can be......
Development characteristics and quantitative prediction of reservoir fractures in the Chaoyanggou oi
The Chaoyanggou oil field is a fractured low-permeability reservoir, where the distribution of oil and gas is controlled......
The Heifangtai loess Plateau, which has a total area of 13km2, is located in Gansu Province, China. The groundwater tabl......
Based on the integrated subsurface data,including those of over 600 m drilled cores,more than 30 drilled wells and 600 k......
Engineering geological classification of the structural planes for hydroelectric projects in Emeisha
The scale and characteristics of rock mass are important indexes of the rock mass structural plane classification.This p......
<正> We wish to report the discovery of a probable noetidiurnal growth rhythm of filamentous cyanophytes from black cher......
In order to expand the application of strength reduction methods with the ubiquitous-joint criterion,the corresponding p......
The stability analysis is one of the chief problems at hydropower stations.The Jinjia Hydropower Station is a significan......
Guanling Fossil Cluster Sparks Controversylarge quantity of well pre- served fossils of pre-historic marine life have be......
The present landforms may be expressed as a function of structure, proceesand stage. It is admittedly true that in most ......
Uniaxial compression tests(UCTs)on 34 naturally fractured marble samples taken from the transportation tunnels of Jinpin......
A roadbed subsidence pattern for predicting the security of roadbed in ground subsidence area with complicated structure......
Investigating microstructure of Longmaxi shale in Shizhu area,Sichuan Basin,by optical microscopy,sc
Microstructure of shale formation is the key to understanding its petrophysical and chemical properties.Optical microsco......
The Asri basin is a typical half-graben basin. The east side of the basin is a steep slope controlled by syn-rifting and......
Aeolian loess deposits contain abundant information about the evolution of the paleoenvironment.For example,paleoclimate......
There exist a large area of turbidites in eastern Liaoning occurred lead-zinc deposits. During the past years, large -sc......
The Zanda basin is located in the southwest of the Tibetan Plateau. There developed a suite of Tertiary-Quaternary sedim......
The authors analyzed the engineering geological characteristics of the slope of the study area (K75+840-K76+340). Two ty......
本文利用全光学方法对不同地区的页岩样本进行各向异性检测.利用激光在页岩等岩石中激发产生超声波,基于激光干涉原理对超声波速进......
Rock burst in a circular tunnel under high in-situ stress conditions was investigated with a numerical method coupled th......
Some remarks on the morphology of the cave 《Masera》 2213 Lo-Co (Como, Italy) The Masera cave is a temporary overflow ......
Among the outstanding and systematically arranged tractures, which areobserved in the earth’s crust, three dominant gr......
According to the results of great scope of exploration and prospection in SouthChina since Liberation, the tungsten ore......
The region under discussion is to the north, west and south of Chungking. It is a region involving three dominant antic......
In August 1933,I made geological investigations in the vicinity ofBarim station of Chinese Eastern Railway.This area wa......
With 3 Plates. PREFACE From field experience and data accumulated in recent years several short papers on field geology......
As a consequence of the evergrowing attention paid to the mineral resourcesof Yunnan,the Chungitsun~1 phosphate deposit......
The name Maokou Limestone was established in 1927 by Mr.S.S.Yoh to represent a limestone found in the Maokouho (茅口河)......
In regard to the knowledge of the constitutions of coal we are still inthe Dark Ages. To the man in the street, coal is......
The late Pli cene freshwater Taiku Deposits developed in tnebasin behind the great Taiku fault-scarp in central Shansi,......
沉积岩中的层理构造大多是在沉积时的物理作用下产生的,因此提供了有关地质作用、沉积环境和古地理方面的大量信息。在大部分岩石......
Cambro-Ordovician rocks occur widely in Hsishan. In the westernenvirons of Peking some of the best exposures of these r......
CONTENTSIntroduction Description of sections Chihsien (薊縣) and Hsinglunghsien (興隆縣), Hopei
CONTENTSIntroduction D......
Kundaite in the Wulong Formation on Western Margin of Jianghan Basin and Its Significance in Formati
The physical properties and chemical composition of kundaite have been investigated by means ofsophisticated separation......
Relationship between the Malan Loess and the Salawusu Formation in the Salawusu River Area,Ordos,and
In the middle and lower reaches of the Salawusu River. the Salawusu Formation regarded traditionallyas fluvio-lacustrin......
Sedimentary mineral deposits were not formed simply as product of simplereactions through a single kind of factors,but ......
The origin of the Luoquan Formation which occurs along the southern margin of the North China Blockhas long been argued......
A group of stone artifacts attributed to Middle-Lower Paleolithic,comingfrom Monte Netto.is described in this study.On ......
The authors have found in their studies many new genetic types of microtextures of bauxite. A sedimentological genetic ......
IN the southern Yellow Sea there exists a large radial sand ridge system,which covers about20 000 km~2.Sand ridges and ......
Dynamics of Ore-Forming Processesof the Stratabound Skarn Copper Depositsof Tongling, Anhui Province
The skarn and ore bodies of the stratabound skarn copper deposits of Tongling, Anhui Province, are both controlled by d......
本文根据文献(1)中层状岩体边坡最危险组合滑面的确定方法,编制了计算程序 JCIRCLE,通过算例对边坡和结构面的几何参数和力学参数......
Cracks in the Mesozoic and the Paleozoic of the Chengdao field are identified in cores, thin sections and logging curves......
The continental hydrothermal sedimentary origin of the Dashui superlarge gold deposit in Gansu Provi
THE Dashui gold mine, situated in Gansu Province of western China, is a superlarge gold deposit newlydiscovered in west......
Evidence for transforming mineralization of Baiguoyuan silver-vanadium deposit hosted in black shale
Baiguoyuan silver-vanadium deposit is generally thought to be of sedimentary-diagenetic origin. Based on the characteri......
The kaolinite rocks (including tonstein, flint clay and soft kaolin clay) are very abundant in the Late-Palaeozoic coal ......
