Zircon U-Pb geochronology of rift-type volcanic rocks ofthe Yaolinghe Group in the South Qinling orogen
li huaikun; lu songnian; chen zhihong; xiang zhenqun; zhou hongying; hao guojie(tianjin institute of geology and mineral resources; cgs; tianjin 300170; china)

..............page:775-781

Sedimentology of Cretaceous aquifers in the Ordos basin
xie yuan1; wang jian1; yin yueping2; wu xuanmin2; wen dongguang2; jiang xinsheng1; luo jianning1; wei lunwu1; li minghui1; zheng wanmo1(1. chengdu institute of geology and mineral resources; cgs; chengdu 610082; sichuan; china; 2. china geological survey; beijing 100083; china)

..............page:818-828

Nature and tectonic environment of Late Jurassic volcanic-sedimentary basins in northwestern Hebei Province
shao ji an1; 2; meng qingren2; wei haiquan3; zhang l qiao4; wang peiying1(1.faculty of earth and space sciences; peking university; beijing 100871; china; 2.institute of geology and geophysics; chinese academy of sciences; beijing 100029; china; 3.institute of geology; china seismological bureau; beijing 100029; china; 4.institute of mineral experimentation; hohhot 010020; inner mongolia; china)

..............page:751-761

Discovery of eclogites in the Qichun areas in the southernslope of the Dabie Mountains and some related problems
hao jie; liu xiaohan(institute of geology and geophysics; chinese academy of science; beijing 100029; china)

..............page:798-802

Selection of geological material data in the project of mineral resources investigation and appraisal
li yin; zhao shihuang(centre of geological material data; ministry of land and resources; yanjiao; sanhe 065201; hebei; china)

..............page:814-817

Formation mechanism of debris flow on the Tongmuyuan slope andits early warming index--A case study of the hard rain processon March 31, 2003 in Badong County, Hubei Province
zhang yongshuang1; wu shuren1; zhao yue1he feng1; shi jusong1; luo juying2(1. institute of geomechanics; chinese academy of geological sciences; beijing 100081; china; 2. badong meteorological bureau of hubei province; badong 444300; hubei; china)

..............page:833-838

Characteristics of hydrocarbon inclusions and formation conditionsof the Yong'an gas accumulation in the Gaoyou Sag, Jiangsu
chang xiangchun1; 2; guo haihua2; zhang jinliang3; mao fengming4(1. shandong research center of engineering & technology of petroleum exploration and development; qingdao 266510; shandong; china; 2. shandong university of science and technology; tai an 271019; shandong; 3. ocean university of china; qingdao 266003; shandong; 4. jiangsu branch; sinopec; yangzhou 225009; jiangsu)

..............page:808-813

A further discussion of the Küda ophiolite,West Kunlun,and its tectonic significance
xiao xuchang1; wang jun1; su li2; song shuguang3(1. institute of geology; chinese academy of geological sciences; beijing 100037; china; 2. xi an institute of geology and mineral resources; china geological survey; xi an 710054; shaanxi; china; 3. department of geological environment; peking university; beijing 100871; china)

..............page:745-750

Discovery of a Silurian graptolite fauna at Daftar,Taxkorgan County,Xinjiang
wang shiyan1; yao jianxin2; xiao xuchang2; ji wenhua3(1. geological survey of henan province; pingdingshan 467021; henan; china; 2. institute of geology; chinese academy of geological sciences; beijing; 100037; china; 3. shaanxi academy of geology and mineral resources; xianyang 712000; shaanxi; china)

..............page:839-840

Paying attention to the literature of geoanalysis and gaining knowledgeof the development of analytic techniques-Assessment ofcomprehensive reviews of geoanalysis
wang yimin; shi xiuqin; chen youping(national research center of geoanalysis; beijing 100037; china)

..............page:841-843

Comprehensive evaluation index systemof the environmental geological problems of mines
xu youning1; yuan hanchun2; he fang1; chen shebin1; zhang jianghua1(1. xi an institute of geology and mineral resources; xi an 710054; shaanxi; china; 2. xi an college of science and technology; xi an 710054; shaanxi; china)

..............page:829-832

Seismic evidence of the basement uplift in the Bayan Har tectonic belt,Qinghai,and its tectonic significance
li qiusheng1; 2; peng suping1; gao rui2; fan jingyi3(1.china university of mining (beijing); beijing 100083; china; 2.institute of geology; chinese academy of geological sciences; beijing 100037; china; 3.center of material geological data; ministry of land and resources; sanhe 065201; hebei; china)

..............page:782-788

U-Pb isotopic ages and their significance of Alkaline Granitein the southern margin of the North China Craton
lu songnian1; li huaikun1; li huimin1; song biao2; wang shiyan3; zhou hongying1; chen zhihong1(1. tianjin institute of geology and mineral resources; china geological survey; tianjin 300170; china; 2. institute of geology; chinese academy of geological sciences; beijing 100037; china; 3. regional geological team; henan bureau of geology and mineral exploration and development; pingdingshan 467021; henan; china)

..............page:762-768

Geochemical exploration model of the Zimudanggold deposit in Xingren County,Guizhou Province
zhou changyi; li yinggui(institute of geophysical and geochemical exploration; chinese academy of geological sciences; langfang 065000; hebei; china)

..............page:803-807

Origin of a basic-ultrabasic belt on the northern bankof the Yarlung Zangbo River
gao yongfeng1; hou zengqian2; wei ruihua1; cai jianhui2; meng xiangjin2; huang wei3(1.shijiazhuang college of economics; shijiazhuang 050031; hebei; china; 2.institute of mineral resources; chinese academy of geological sciences; beijing 100037; china; 3.no. 6 geological party; tibet bureau of geology and mineral explorationand development; lhasa 850000; tibet; china)

..............page:789-797

qu yu di zhi diao cha yu bian tu zong he yan jiu xie zai xin bian zhong guo di zhi tu ji chu ban zhi ji
qiao xiu fu ; ding xiao zhong

..............page:769-774