2017 Vol. 23, No. 2

  Previous Issue | Next Issue 
Display Method:
MODEL BUILDING OF SURFICIAL DEPOSITS IN PLANE AREA——A CASE STUDY OF 1:50000 MAPPINGOF SHENGCITANG TOWN
ZHAO Zeng-yu, WANG Wei, LI Xiang-qian, CHENG Yu, GUO Gang, ZHANG Xiang-yun, JIAO Fei-xiang
2017, 23(2): 182-188.
Abstract (283) HTML (164) PDF (2786KB)(27)
Abstract:
In the 1:50000 mapping pilot projects, taking the surficial geological mapping of Shengcitang Town as an example, the building of the 3D model of this area is studied.15 NW trending geological routes are arranged according to the remote sensing image. The characteristics of superficial deposits with...
APPLICATION AND PRACTICE OF THE NEOTECTONIC GEOLOGICAL MAPPING METHODS——A CASE STUDY OF 1:50000 MAPPING PILOT IN HULESITAI, INNER MONGOLIA, CHINA
JIA Li-yun, YE Pei-sheng, ZHANG Xu-jiao, HE Ze-xin, YANG Xing-chen, ZHOU Qing-shuo, YE Meng-ni, LIU Xiao-tong, LI Cheng-lu, WU Ze-qun, ZHOU Wei, HE Xiang-li
2017, 23(2): 189-205.
Abstract (190) HTML (98) PDF (6891KB)(26)
Abstract:
Neotectonic investigation is the foundation of the study of crustal movement, evaluation for geological hazards, environmental geology and crustal stability. With great theoretical and practical significance, neotectonic investigation is one of the key content of regional geological mapping.The area...
APPLICATION AND EXPLORATION OF GEOPHYSICAL METHODS IN GEOLOGICAL MAPPING IN STRONGLY WEATHERED AREA
CHEN Song, CHEN Chang-jing, WU Jun, LIU Lian, BU Jian-jun
2017, 23(2): 206-213.
Abstract (220) HTML (161) PDF (3404KB)(36)
Abstract:
Due to the unique geological feature of Southern China area, such as thick overburden layerfew outcrops, thick-growing vegetation and difficult access, it is difficult to effectively identify the geological characteristics of weathered layers and its underlying strata, rocks, structures and minerals...
THE APPLICATION OF GROUND PENETRATING RADAR TECHNOLOGY IN GEOLOGICAL MAPPING OF SHALLOW COVERED ACTIVE TECTONICS REGION:A CASE STUDY OF 1:50000 MAPPING OF NEOTECTONIC ZONE AND ACTIVE TECTONIC ZONE IN QING TONGXIA AREA, NINGXIA
YIN Yan-guang, SHI Wei, GONG Wang-bin, QIN Xiang, ZHAO Yi
2017, 23(2): 214-223.
Abstract (238) HTML (123) PDF (4077KB)(22)
Abstract:
Ground Penetrating Radar (GPR) detectionisa widely-used detection method in geological survey owing to its advantages of high-resolution, accurate positioning, high speed, flexibility, convience, profile visualization, real-time image display and so on. GPR detection technology is applied to detect ...
THE EXPERIMENTAL RESEARCH OF SEISMIC WAVE VELOCITY OF SANDSTONES IN HAMI, XINJIANG AND THE ENLIGHTMENT TO THE WORK OF PROPERTY ON SPECIAL GEOLOGICAL MAPPING
WANG Huai-min, WANG Hong-cai, YIN Chang-ji, LI A-wei, ZHAO Wei-hua, DU Wei
2017, 23(2): 224-231.
Abstract (238) HTML (75) PDF (2028KB)(7)
Abstract:
The seismic wave velocity of sandstones in Hami in the process of special geological mapping isstudied in this article. The effects of density, porosity and pressure on seismic wave velocity under different pressure(0~200 MPa)are analyzed by applying ZBL-U520 nonmetal ultrasonic detector and AutoLab...
40Ar/39Ar GEOCHRONOLOGY OF SUPERGENE JAROSITE FROM LIUHUANGSHAN COPPER POLYMETALLIC DEPOSITS IN Tu-Ha BASIN AND THE ENLIGHMENT TO WEATHERING, LANDSCAPE EVOLUTION AND PALEOCLIMATE
YANG Jing, ZHENG De-wen, CHEN Wen, WU Ying, XU Ying-xia, YANG Li
2017, 23(2): 232-242.
Abstract (487) HTML (228) PDF (2757KB)(36)
Abstract:
Supergene jarosite is widely distributed in oxidation zone of sulphide deposits in arid-semiarid area. Precise 40Ar/39Ar age constraints of supergene jarosite can not only define the timing of sulfide secondary enrichment, but also provide key information on the geochronology to the regional geomorp...
THE RECOGNITION OF THRUST NAPPE STRUCTURE AND ITS TECTONIC SIGNIFICANCE IN BEISHAN AREA, WUSHI COUNTY, SOUTHWESTERN TIANSHAN
ZHA Xian-feng, CHEN Rui-ming, GU Ping-yang, HU Chao-bin, ZHUANG Yu-jun
2017, 23(2): 243-252.
Abstract (539) HTML (196) PDF (3703KB)(44)
Abstract:
Reasonably defining the tectonic attributes of Sorthwestern Tianshan not only has important scientific significance and practical value to the accurate division of Tianshan tectonic units, but also plays an importantrule in revealing the tectonic evolution during Paleozoic in Central Asian orogenic ...
THE PETROGENESIS AND TECTONIC SIGNIFICANCES OF SILURIAN WEST-LUOTOUJUAN ROCKS FROM BEISHAN NIUJUANZI AREA IN GANSU PROVINCE, NW CHINA
YU Ji-yuan, JI Bo, GUO Lin
2017, 23(2): 253-263.
Abstract (961) HTML (588) PDF (3617KB)(13)
Abstract:
West-Luotuojuan Adakitesin Beishan Niujuanzi Area belongs to Peraluminous calcium alkaline magma series with a high content of SiO2(>57.94%), Al2O3(>16.66%), a low content of MgO( < 4.32%), a relatively high Na2O/K2O ratio, displaying Na-rich feature. In respect of trace elements, it has a ...
THE LANDFORM FORMATION PROCESS OF ALPINE-GORGE IN BEISHAN, WUSHI COUNTY, SOUTHWESTERN TIANSHAN
CHEN Rui-ming, ZHA Xian-feng, GU Ping-yang, ZHUANG Yu-jun
2017, 23(2): 264-271.
Abstract (281) HTML (362) PDF (2537KB)(39)
Abstract:
The geomorphological evolutionisbasically influenced by the tectonic and its regular pattern. Based on the observation of Quaternary deposit and erosional landform of Gunguntielieke river valley in Beishan, Wushi County, Southwest Tianshan, combing with the published stratigraphic chronology, the ev...
RESEARCH PROGRESS ON THE FORMATION MECHANISM AND QUANTITATIVE CHARACTERIZATION OF MULTIPHASE FRACTURE NETWORKS OF TIGHT SANDSTONE
SUN Zhi-yong, CHEN Kai-yuan, FENG Jian-wei, SUI Shu-ling
2017, 23(2): 272-279.
Abstract (174) HTML (88) PDF (2508KB)(12)
Abstract:
Tight sandstone oil gas is an important unconventional resource.As the primary seepage channel, fracture networks commonly have the charactistics including complex distribution regularity as well as multiphase development and filling process, which directly influence fracture prediction accuracy.At ...
FRACTURE DEVELOPMENT PREDICTION BASED ON AZIMUTHAL ANISOTROPY ANALYSIS OF PRE-STACK SEISMIC-TAKE XUJIAHE FORMATION OF PUGUANG GAS FIELD FOR EXAMPLE
XIONG Jin-hong, CHEN Cen, CAO Zhan-yuan, TAN Xian-feng, KUANG Hao
2017, 23(2): 280-287.
Abstract (308) HTML (194) PDF (3643KB)(30)
Abstract:
In the beginning of this paper, the forward model is established and stimulation is carried out on the fractures from different angles according to the unique lithology characteristics of Xujiahe formation in North Puguang. In view of the different point of azimuthal to simulate the fracture, the ru...
SIMULATION ANALYSIS OF THE INFLUENCE OF THE RESERVOIR WATER LEVEL FLUCTUATION RATE ON THE STABILITY OF SHUANGJIAPING ACCUMULATION LANDSLIDE IN YA'AN
LI Peng-yue, BA Ren-ji, NI Hua-yong, WANG Dong-hui
2017, 23(2): 288-295.
Abstract (236) HTML (119) PDF (2948KB)(13)
Abstract:
The stability of reservoir bank slope after impounding has been a hotspot for research, the periodic fluctuation of the reservoir water level can change the seepage field of the slope and then affect its stress field which can induces the deformation of the rock-soil mass. The effect of the reservoi...
RISK ASSESSMENT OF SEISMIC LOESS LANDSLIDE BASED ON NEWMARK MODEL IN BEISHAN, TIANSHUI CITY
CHENG Xiao-jie, YANG Wei-min, XIANG Ling-zhi, ZHANG Shu-xuan, LI Huan-bin
2017, 23(2): 296-305.
Abstract (452) HTML (124) PDF (4450KB)(26)
Abstract:
Based on the method of field investigation and indoor analysis of Beishan in Tianshui City, Gansu Procince, the analysis of the hazard analysis of the seismic loess landslide is carried out in this article based on the Newmark accumulated displacement method. Through analyzing the disaster-forming e...
ANALYSIS OF DETRITAL COMPOSITION, HEAVY MINERAL COMBINATION CHARATERISTICS AND SAND PROVENANCE OF NEOGENE SANDSTONES, MAZHATAGE MOUNTAIN IN THE CENTRE OF TARIM BASIN
LI Qin, LIU Jian
2017, 23(2): 306-314.
Abstract (363) HTML (250) PDF (3390KB)(34)
Abstract:
Developed in the hinterland of the tarim basin, Neogene sedimentary stratain the centre of Tarim basin are well-outcropped and hold the information about the uplift and denudation of provenance orogenic belt.Using the methods of paleocurrent, sandstone detrital component and heavy mineral assemblage...
ORE-CONTROLLING STRUCTURAL CHARACTERISTICS OF DAPING GOLD DEPOSIT IN YUNNAN AND PROSPECTING ORIENTATION RESEARCH
ZHANG Yao-yao, ZHANG Da, WU Gan-guo, DI Yong-jun, LIU Jun, BU Xing-chen, LI Xing-jian
2017, 23(2): 315-326.
Abstract (780) HTML (285) PDF (4665KB)(41)
Abstract:
Ailaoshan gold metallogenic belt is one of the most important gold metallogenic belts of Himalaya epoch in China, and Daping gold deposit is the most representative gold deposit in this metallogenic belt. On basis of the introduction of the geological features of Daping gold deposit, taking the rele...
SIZE EFFECT EXPERIMENT OF UNIAXIAL COMPRESSIVE STRENGTH OF THREE TYPICAL ROCKS
WANG Lian-shan, SUN Dong-sheng, ZHENG Xiu-hua, ZHAO Wei-hua, LI A-wei, LI Quan
2017, 23(2): 327-333.
Abstract (1045) HTML (199) PDF (2375KB)(55)
Abstract:
Size effect is a popular and difficult issue in the field of rock mechanics. In this paper, the uniaxial compressive strength of marble, diorite and tuffsamples with the maximum sample size 400 mm×400 mm×800 mm were tested using the self-developed large-scale rigid testing machine. Two cases of size...

Website Copyright © Journal of Geomechanics  京ICP备18031784号  Total visits：6194478

Supported by: Beijing Renhe Information Technology Co., Ltd.