Chinese Journal of GEOCHEMISTRY

(ISSN 1000-9426)

(Vol. 28, No. 2            May 2009)

CONTENTS

Carbon and hydrogen isotopic composition and generation pathway of biogenic gas in China

………………………………………………………………………………………… SHEN Ping et al. (119)

Origin and geochemistry of Pan-African granitoid rocks in the Gabal Um Shomer area,

Southwestern Sinai, Egypt…………………………………………………………El-Tokhi M.M. et al. (125)

Organically geochemical characteristics of the Fankou Pb-Zn deposit in North Guangdong

Province, China: Implication for Pb-Zn enrichment………………………………SUN Yuzhuang et al. (136)

Mineralization of pegmatites in parts of the Oban Massif, Southeastern Nigeria: A

Preliminary analysis……………………………………………Kingsley A. Ero and Ekwueme Barth N. (146)

REE geochemistry of the Zhoutan Group metasedimentary rocks in central Jiangxi Province,

Southeast China………………………………………………………………………HU Gongren et al. (154)

Impact of hydrothermal alteration on the U-Pb isotopic system of zircons from the Fangcheng

syenites in the Qinling orogen, Henan Province, China ……………………………BAO Zhiwei et al. (163)

Fluorine in drinking water and urine in the urban and rural areas of northwestern China

—Its determination by a fluoride ion selective electrode………………………… WANG Binbin et al. (172)

Pollution characteristics of polycyclic aromatic hydrocarbons (PAHs) in oily sludge

from the Zhongyuan Oilfield and its peripheral soils……………… KUANG Shaoping and XU Zhong (176)

Study on the adsorption kinetics of orthophosphate anions on layer double hydroxide

…………………………………………………………………………………… PENG Shuchuan et al. (184)

Research on soil multi-media environmental pollution around a Pb-Zn mining and smelting plant in

the karst area of Guangxi Zhuang Autonomous Region, Southwest China……… DENG Chaobing et al. (188)

Experimental study on liquid immiscibility of lamprophyre-sulfide melt at high temperature

and high pressure and its geological significance ……………………………………………LI Bo et al. (198)

Quantification of the chemical composition of lunar soil in terms of its reflectance

spectra by PCA and SVM ………………………………………………………ZHANG Xiaoyu et al. (204)

The influence of volcanism on paleoclimate in the northeast of China: insights from Jinchuan peat,

Jilin Province, China………………………………………………………………… Mao Xumei et al. (212)

A study on the adsorption of chromium on laterite from Guizhou Province, China………YU Xiaohong et al. (220)

Research on the environmental capacity of a reservoir by using the conceptual net method

………………………………………………………………………………………ZHOU Fuchun et al. (227)