evidence for the biogeochemical origin of the xuanlong iron ores in northwestern hebei china
Liu Min Chen Qiying and Chen Zhiming

..............page:369-379

discovery of cambrian ordovician coccolith fossils and their oil generating significance in tadong well and yingmai well of the talimu basin
Hou Kui Gu Jiayn Fan Jiasong and Wang YaoInstitute of Geology;Chinese Academy of Soiences;Beijing 100029)Chen Yancheng(Geological insti

..............page:395-407

a comparative crystal chemistry study of polymorphs of arsenicsulfides with composition ass
Franz Pertlik Yang Zhuming Institute of Geology;Chinese Academy of Soiences;Beijing 100029;China)

..............page:357-360

THE GRAVITY FIELD, STRUCTURE AND TECTONICS OF NORTHWESTERN JORDAN
A. T. Batayneh

..............page:349-356

an attempt of quantitative estimates of paleoclimate using rare earthelements
Ma Guizhi

..............page:361-368

bimagmatic model for paleo danfeng island arc system in north qinling belt china
Kuang Shaoping and Zhang Benren .

..............page:285-301

THERMAL MODELLING OF SECONDARY GENERATION OF HYDROCARBON
Luo Fu Liu;Wei Hua Wang and Li Shuyuan

..............page:345-348

TRIASSIC RADIOLARIAN FAUNA FROM SOUTHWEST CHINA
Feng Qinglai;Ye Met and Zhang Zhengjun Zhang Nengde

..............page:380-394

conditions for formation of dolomitite in the upper part of the third member of the shahejie formation of the dongying depression of the shengli oil bearing region
Tian Jingchun and Zeng Runfu Kong Fan-clan and Zheng Herong

..............page:317-326

STRATIGRAPHY IN THE NINGAN BASIN AND ITS PROSPECT OF OIL AND GAS
Xiao Yiyue

..............page:327-333

fans in continental basins in east china and their seimics edimentary features
Zhao Zhichao;Tian Jingchun;Luo Yunguang and Zeng Yongfu

..............page:303-316

application of cluster analysis and degree of incidence analysis in quantitative prediction of thin layer sandstone and accuracy analysis
Luo Gmming Wang Junling Li BuohuExploration and Development Research institute;Daqing Petroleum Administration Bureau;Daqing 163710)

..............page:335-344