CONTENTS

Discovery of Tristramite in China ………………………………………………………………………………… FAN Guang et al. (265)
Characteristics of Sulfur and Lead Isotopes for Banian Antimony Deposit in Dushan Area, Guizhou
Province, China: Implication for Origin of Ore-forming Materials ………………………………… SHEN Neng-ping et al. (271)
Mineralogical Characteristics of Skarns in Langdu Skarn Copper Deposit, Zhongdian, Yunnan Province,
China ………………………………………………………………………………………………………………………… Ren Tao et al. (278)
Re-Os Isotopic Dating of Pyrite from Jinding Zn-Pb Ore Deposit and Its GeologicalSignificance   …………………………………………………………………………………………………………………… TANG Yong-yong et al. (287)
REE Geochemistry of Fluorite from Paoma Lead-Zinc Deposit in Sichuan Province, China and Its
Geological Implications ………………………………………………………………………………………………… WU Yue et al. (295)
Characteristics of Ore Forming Fluid in Sphalerite of Saojiwan Lead-Zinc Deposit in the Northwest of
Guizhou Province, China …………………………………………………………………………………………… HU Xiao-yan et al. (302)
Discussion on Geology Feature and Prospecting Direction of Baidi Gold Deposit in Ceheng County of
Guizhou Province, China ………………………………………………………………………………………………… FANG Ce et al. (308)
Composition, Trace Element and Infrared Spectrum of Garnet from Three Types of W-Sn Bearing
Skarns in the South of China ………………………………………………………………………………………… YAO Yuan et al. (315)
Mineralogical Characteristics of Alunite from Zijinshan Gold-copper Deposit …………………… WANG Cui-zhi et al. (329)
A Study on High Quartz Paramorph and Geological Significance at the Uppermost Limestone of Permian
System in Meishan of Zhejiang, China ………………………………………………………………………… JIANG Yao-fa et al. (337)
Antimony, Arsenic and Mercury Polluton in Agricultural Soil of Antimony Mine Area in Xikuangshan,
Hunan…………………………………………………………………………………………………………………… MO Chang-li et al. (344)
Progress in Major Element and Trace Element Analysis of Sulfide Minerals …………………………… CHEN juan et al. (351)
Application of Thermodynamics pH-Eh to Mineral Zonation Model of Sandstone-hosted Type Copper
Deposits in the Chuxiong Basin, Central Yunnan Province, China ………………………………………… ZHANG Yan et al. (363)
Characteristics of PM2.5 in the Suburb of Mianyang City, China in April ………………………… ZHOU Shi-ping et al. (369)
Research Progress of Atmospheric Heavy Metal Elements Composition Characteristics in
Fine Particles (PM2.5) ……………………………………………………………………………………………… MA Yan-hua et al. (375)
A Study on Clay Minerals from Different Parent Material of Black Soil ………………………… SHEN Cong-ying et al. (382)
Reduction of Goethite by Shewanella Oneidensis MR-1 and Its Geochemical Implication  ……………………………………………………………………………………………………………………… OUYANG Bing-jie et al. (389)
A Study on Properties of Interaction Between Soil Bacteria and Montmorillonite
…………………………………………………………………………………………………………………………… ZHAO Yulian et al. (397)
Effects of Quartz and Nano-SiO2 on Inflammation Cytokines in Human Lung Epithelial A549 Cells
 ………………………………………………………………………………………………………………………… HUO Ting-ting et al. (402)
A Study on Absorption of Titania Pillared Montmorillonite for Heavy Metal Ions ……………………………… LIANG Kai (408)
Synthesis of Iron Cutan on the Surface of Quartz Sand — the Influence of pH and Iron Mole Ratio
[Fe(Ⅱ)]/[Fe(Ⅲ)] ……………………………………………………………………………………………………… WANG Rui et al. (415)
An Experimental Study on Flotation of Spodumene ……………………………………………………………… ZHANG Jie et al. (423)
Ore Characteristics and Fe Occurrence of Yiyang and Nanzhao Area, Henan Province, China
 ………………………………………………………………………………………………………………………………WU Hui-jun et al. (427)
A Study on One-Dimensional Structure Changes of CTA+/Vermiculite Intercalation Composites in
Ethanol-Aqueous Solution ………………………………………………………………………………………… LUO Li-ming et al. (433)