1IDEOLOGY AND PRACTICE FOR GEOCHEMICAL STUDY OF OROGENIC BELTSZhang Benren221-2272DISCUSSIONS ON SOME PROBLEMS IN RESEARCH INTO CHEMICAL COMPOSITIONS OF CONTINENTAL CRUSTGao Shan228-2333NATURE AND EVOLUTION OF LATE PALEOZOIC BASALTIC MAGMAS ALONG WESTERN MARGIN OF YANGTZE CRATON: GEOCHEMICAL STUDY OF REE AND TRACE ELEMENTSHan Yinwen, Chen Beiyue, Liu Jianhua, Xu Jifeng234-2394GEOCHEMICAL FEATURES OF NEOARCHEAN CONTINENTAL CRUST AND MANTLE IN CHINA: CORRELATION AMONG YANGTZE KONGLING, NORTH CHINA CRATON AND DABIE OROGENIC BELTLing Wenli, Cheng Jianping, Gao Shan, Zhang Benren, Luo Tingchuan240-2455GEOCHEMICAL FEATURE AND ORIGIN OF SILICALITE IN NORTH OF DABASHAN MOUNTAINSGao Changlin, He Jiangqi246-2506DECOMPOSITION AND STRATIGRAPHIC SUBDIVISION OF BIKOU GROUP IN NORTHWESTERN MARGIN OF YANGTZE CRATONKuang Yaoqiu, Zhang Benren, Ouyang Jianping251-2557CONSTITUTION OF CRUSTAL MATERIALS IN TAIHANG_WUTAI AND YINSHAN TERRAINS, NORTH CHINA CRATON: EVIDENCE FROM SEISMIC VELOCITY IN ROCKSZhao Zhidan, Gao Shan, Zhang Hongfei, Luo Tingchuan, Xie Hongsen256-2608COMPRESSIONAL WAVE VELOCITY AND PHASE TRANSFORMATION FOR ANDESITE AT 2.0 Gpa AND AT ROOM TEMPERATURE TO 1 160 ℃Zhou Wenge, Xie Hongsen, Zhao Zhidan, Bai Wuming261-2649REE GEOCHEMISTRY AND ESTIMATED LIMIT PARTITIONING COEFFICIENTS OF MINERALS FROM GRANITE MASS, EASTERN TIANSHAN MOUNTAINS, CHINAChen Yuelong, Yang Zhongfang, Wang Zhonggang265-26810Pb ISOTOPIC COMPOSITIONS OF METAMORPHIC ROCKS AND INTRUSIVE ROCKS IN TONGBAI REGION AND THEIR GEOLOGICAL IMPLICATIONZhang Hongfei, Zhang Li, Gao Shan, Zhang Benren, Wang Linsen269-27311Pb ISOTOPIC COMPOSITIONS OF TWO TYPES OF PALEO-CONTINENTS IN SANJIANG REGION:Ⅰ. CARBONATE ROCKSXu Qidong, Xia Lin274-27712ANALYSIS OF GEOCHEMISTRY AND TECTONIC SETTING OF PYROCLASTIC TURBIDITE IN SALEBUER MOUNTAIN, XINJIANGParat Abdukadir278-28113METHODOLOGY OF TEMPORAL-SPATIAL STRUCTURE OF GEOCHEMICAL FIELDSBao Zhengyu, Li Fanglin, Jia Xianqiao282-28614GEOCHEMICAL DIVISION OF BASEMENT AND REGIONAL METALLOGENIC FORECASTING IN MIDDLE AND LOWER REACHES OF YANGTZE RIVER AND NEIGHBORING REGIONSMa Zhendong, Jiang Jingye, Li Yanxia, Shan Guangxiang287-29115DISCUSSIONS ON GEOCHEMICAL PROBLEMS IN GOLD MINERALIZATIONWang Dongbo, Shao Shicai, Xu Yong292-29716GEOCHEMICAL EVIDENCE OF EXHALATIVE-SEDIMENTARY ORE-BEARING SKARNS IN YANGLA COPPER MINERALIZATION CONCENTRATED AREA, DEQIN COUNTY, NORTHWESTERN YUNNAN PROVINCELu Yuanfa, Chen Kaixu, Zhan Mingguo298-30317GEOCHEMICAL CHARACTERISTICS AND PROSPECTING INDICATORS IN TWO TYPES OF VOLCANOGENIC SULFIDE MINERALIZATION ALTERATION ZONES IN QILIAN COUNTY, QINGHAI PROVINCEJiang Jingye, Li Fanglin, Wang Ping, Lu Jianpei304-30718DYNAMIC MIGRATION OF METALLOGENIC GOLD-BEARING FLUID IN JINYA GOLD DEPOSITS, GUANGXIQi Shihua, Yin Hongfu, Liu Jianhua308-31119REGIONAL DISTRIBUTION FEATURES OF LIGHT HYDROCARBONS IN LOESS-COVERED TERRAIN OF ORDOS BASINCheng Jianping, Ruan Tianjian, Dong Yong, Wang Xifu312-31520PRINCIPLE AND SOFTWARE SYSTEM OF GEOCHEMICAL DATA PROCESSINGLi Fanglin, Bao Zhengyu, Pei Tao, Li Caiwei316-319