2013 Vol. 19, No. 1

  Previous Issue | Next Issue 
Display Method:
DISCUSSION ON THE EPOCH OF LACUSTRINE STRATA IN TOGTOH, INNER MONGOLIA
JIANG Fu-chu, FU Jian-li, WANG Shu-bing, LI Chao-zhu
2013, 19(1): 1-13.
Abstract (179) HTML (87) PDF (1744KB)(15)
Abstract:
A set of later Quaternary fluvial-lacustrine strata is widely distributed in the Hetao region, which is compared with Salawusu Formation by predecessors. The Togtoh mesa is located in the east of the Hetao plain, and forms the geomorphic second platform. The lacustrine strata are well-exposed along ...
DRY-HOT CLIMATE CHANGES FROM 210 TO 120 kaBP BY LACUSTRINE SEDIMENTS IN YUANMOU BASIN, YUNNAN
LI Hua-yong, MING Qing-zhong, ZHANG Hu-cai, SU Huai, ZHANG Zi-qiang, DUAN Li-zeng
2013, 19(1): 14-25.
Abstract (344) HTML (253) PDF (1614KB)(13)
Abstract:
Langbapu Palaeolake is located in the west of Yuanmou Basin. A complete lacustrine sediments stratum (27m-thick) was preserved and the ESR dating was accomplished in this paper. The research results showed that Langbapu Lake existed from 216±20 to 121±10 kaBP, which covered the end of the penultimat...
CHEMICAL WEATHERING CHARACTERISTICS AND PALEOCLIMATIC SIGNIFICANCE OF THE EOLIAN DEPOSITS IN CHENGDU PLAIN
TAN Yuan-long, QIAO Yan-song, ZHAO Zhi-zhong, WANG Yan
2013, 19(1): 26-34.
Abstract (255) HTML (158) PDF (1602KB)(16)
Abstract:
The chemical composition of the eolian deposits mainly depends on the material composition of the source area and post-depositional in-situ pedogenesis. In this study, systematic major element composition analysis has been made Shengli red earth section in Chengdu Plain, and compared with the geoche...
ANALYSIS ON GRAVEL FABRIC OF THE LATE CRETACEOUS TO THE PALEOCENE LIANHE FORMATION IN FUZHOU-CHONGREN BASIN, JIANGXI
LIANG Wei, CHEN Liu-qin, GUO Fu-sheng, JIANG Xing-bo
2013, 19(1): 35-44.
Abstract (159) HTML (117) PDF (12336KB)(6)
Abstract:
Analyzing the gravel fabric of red layers of the Cenozoic in Ganhang tectonic belt is helpful to understand the formation and evolution of the red basin. Using analysis method to study the composition, particle size, shape and preferred orientations of conglomerate layers of the Late Cretaceous to t...
DISCOVERY AND METALLOGENIC SIGNIFICANCE OF THE LATE CRETACOUS ADAKITES FROM ZETANG, TIBET
ZHAO Zhen, HU Dao-gong, LU Lu, WU Zhen-han
2013, 19(1): 45-52, 112.
Abstract (183) HTML (146) PDF (4674KB)(7)
Abstract:
Adakites have an indicative significance to deep-seated structures of orogenic belt and thermal regime, and a closely relationship with the minralization of Cu and Au. The metallogenic mother rock of Sangbujiala skarn copper deposit, in Zetang, southern margin of the East Gangdise metallogenic belt ...
TRACE ELEMENT CHARACTERISTICS OF THE NO.47 VEIN IN DAKAITOU ORE DISTRICAT OF LINGLONG GOLD DEPOSIT
GAO Hai-dong, HU Bao-qun, LÜ Gu-xian, WU Ji-chun, GUO Tao, WANG Zhi-hua, WANG Nai-wei, LI Yuan-zhi
2013, 19(1): 53-62.
Abstract (240) HTML (96) PDF (9248KB)(6)
Abstract:
After years of mining, the reserves of Jiaodong Linglong gold deposit have been consumed enormously. Therefore, the prospecting of reserve resources has become an urgent problem. In this paper, by using the application of rock geochemical method and choosing the typical ore 47 vein as the object of ...
GECHEMICAL CHARACTERISTICS OF THE ELEMENTS IN XINCHENG GOLD DEPOSIT, JIAODONG PENINSULA
PENG Yong-ming, ZHAO Hai, GUO Chun-ying, WANG Xu-dong, XIA Rui, TIAN Yan-lin
2013, 19(1): 63-71.
Abstract (345) HTML (159) PDF (1239KB)(18)
Abstract:
We made Au grade fractal distribution and multi-element cluster analysis to theⅠand Ⅴ gold ore bodies of the Xincheng gold deposit, and discussed their implication on superimposed mineralization. The Au grade of theⅠore body show multi-fractal distribution with fractal values at 2.2948 and 0.5845 wh...
DIVISION OF SUBDUCTION-COLLISION SYSTEM IN THE EASTERN QAIDAM BASIN
YANG Li-Gong, LIU Ji-Shun, YU Huan-Tao, LIU Wen-Heng, YIN Li-Jun
2013, 19(1): 72-81.
Abstract (207) HTML (113) PDF (3826KB)(17)
Abstract:
Based on the research fruits of southeastern margin NNW trending on Ela Mountain magmatic belt, in Qaidam by predecessors, combing with the elements of formation age, environment, structure, thermodynamic, gravity and magnetic geophysical anomaly for volcano-magmatite, ophiolite and sedimentary stra...
APPLICATION OF ASTER-GDEM DATA IN THE GEOMORPHIC CHARACTERISTICS ANALYSIS OF NORTHERN GREAT HIGGNAN LING MOUNTAINS
QIAN Cheng, CUI Tian-ri, LI Lin-chuan, CHEN Hui-jun, QIN Tao, LU Lu
2013, 19(1): 82-92.
Abstract (197) HTML (111) PDF (8961KB)(10)
Abstract:
Based on ASTER-GDEM (30 m) data and geological information, adopting color-dye, density-class and GIS spatial analysis technology, the authors studied geomorphic characteristics of the northern Great Higgnan Ling Mountains by means of topography-elevation analysis, terrain-section analysis and hypso...
EARTHQUAKE RISK ANALYSIS IN THE ENGINEERING AREA OF BOHAI STRAIT CROSS-SEA CHANNEL
QI Jia-xiang, JI Hong-guang, PENG Hua, LI Huan-jun
2013, 19(1): 93-103.
Abstract (315) HTML (160) PDF (12205KB)(22)
Abstract:
Spatial temporal features for regional historical earthquake of Bohai Strait area has been studied, and location and law of the earthquake been analyzed. We discussed the impact of the historical earthquake to the construction area, and provided a theoretical basis for the site choice of the Bohai S...
GEOLOGICAL RADAR SURVEY AND STABILITY ANALYSIS OF ROCK SLOPE IN QIANLING MOUNTAIN
GUO Bin-bin, ZHAO Wei-hua, WANG Hong-cai, LI A-wei, SUN Dong-sheng
2013, 19(1): 104-112.
Abstract (175) HTML (108) PDF (6068KB)(18)
Abstract:
Stability analysis of the high-steep rock slope focus in research and engineering sectors for a long time because it has been considered as the reason why geological disasters occurred such as slope instability and landslide. Taking the slope in Qianling Mountain in Fengtai District in Beijing as an...
SELECTION OF SOFT ROCK ROADWAY SUPPORTING METHODS IN THE WADONG COAL MINE
WANG De-bin, CAO Si-yun
2013, 19(1): 113-116.
Abstract (198) HTML (88) PDF (955KB)(16)
Abstract:
Combining the practices from soft rock roadway supporting in Wadong Coal Mine, with analysis on the physical mechanic properties of the main coal-bearing layers and the engineering geological characteristics of the soft rocks, the authors pointed out that along with the increasing of exploitation de...

Website Copyright © Journal of Geomechanics  京ICP备18031784号  Total visits：6190019

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