ACTA MINERALOGICA SINICA (Vol. 29, No. 3, 2009)

CONTENTS

Study on the Thermal Stability of Ammonium Illite……LIU Qin-fu et al. (277)

Color Genesis of Red Shales in Cretaceous Marine Red Beds from Gyangze , Southern Tibet ……LI Xiang et al. (283)

Nuclear Magnetic Resonance Study of Apatite Part I: ¹⁹F NMR Spectroscopic Characteristics……LIU Yu et al. (291)

Preparation and Photocatalytic Activity of Nano-FeOOH/TiO₂/Mmt Composite ……LIU Liu et al. (295)

Preparation of Fe-SDS-Montmorillonite and Its Sorption of Cadmium ……WU Wei-min et al. (302)

The Effect of Calcination on the Crystalline Structure and Physical & Chemical Properties of Montmorillonite ……ZUO Ke-sheng et al. (309)

Synthesis and Performance of Water Absorbent Resin by Hangjin Clay and Bentonite — A Comparative Study ……ZHAO Rui-hua et al. (313)

Experimental Research On Extracting Potassium, Silica and Aluminum from Potassium Feldspar via Hydrothermal Chemical Reaction ……LIU Shan-ke et al. (320)

First Principles Study on the Electronic Properties of K2La2Ti3O10 with a Perovskite - Type Structure……WEI Yue-lin et al. (327)

Progress in the of Pyrite Crystal Morphology ……KOU Da-ming et al. (333)

Study on Phengite in Aksu Precambrian Blueschists, Xinjiang……HUANG Wen-tao et al. (338)

Minerals’ Micro-Shape and Its Significance of Seep Carbonates in the North of the South China Sea ……YANG Ke-hong et al. (345)

Genetic Types of Phyllosilicate （Micas） and Its ³⁹Ar-⁴⁰Ar Dating in Lannigou Gold Deposit, Guizhou Province, China ……CHEN Mao-hong et al. (353)

Mineral Chemistry of the Skarn-Type Ores FROM Furong Tin Polymetallic Deposit in South Hunan Province, China ……SHUANG Yan et al. (363)

A Primary Study on the Content Features and Occurrence States of Gallium in Bauxite from the Wuchuan-Zhengan-Daozhen Area, Northern Guizhou Province, China……LU Fang-kang et al.(373)

Mineralogical Investigation of Calcium-Containing Al-Fe Hydrolysis Polymer ProductsⅡ：Study on Thermal Decomposition Behaviour ……JIANG Hong et al. (380)

Microbial Weathering of Calcite by Rock-Inhabiting Fungi ……DOU Chuan-wei et al. (387)

Lithological Difference in Rocky Desertification for Homogenous Carbonate Areas in Guizhou Province, China ……TAN Qiu et al. (393)

Main Factors Controlling the Evolution of Physical Properties During the Process of Reservoir Sedimentation-Diagenesis ……WANG Rui-fei et al. (399)

The Petrography, Mineral Chemistry of 6 New Unequilibrated Ordinary Chondrites Collected from the Grove Mountains, Antarctica  ……DAI De-qiu et al. (405)