Preface Introduction PART 1．Geological and Geochemical Studies on Hidden Granites and Their Prediction Chapter 1．Hidden Granites and Their Study Significance 1．A Definition of“Hidden”Existence of Granites 2．A Definition of“Hidden Granites”and the Classification of Their Types 3．The Significance of the Study on Hidden Granites 4．Characteristic Features of the Study on Hidden Granites and the Division of Their Study Stages Chapter 2．Geological Signs for the Prediction of Hidden Granites 1．Comprehensive Study on the Geotectonic Background and the Condition for the Occurrence of Hidden Granites 2．Thermal Contact Metamorphic Zones 3．Hydrothermal Alteration,Replacement and Mineralization 4．Distribution Patterns of Dikes or Veins 5．Structural Features Chapter 3．Geochemical Signs for the Prediction of Hidden Granites 1．The Zonal Distribution of Element Associations 2．Anomalies of Volatile Elements 3．Thermal and Evaporation Haloes 4．Signs of Carbon and Oxygen Isotopes for the Prediction of Hidden Granites 5．Signs of Typomorphic Features of Minerals for the Prediction of Hidden Granites PART 2．Geophysical Signs for the Prediction of Hidden Granites and the Application of Digital Image Processing Techniques to the Prediction of Hidden Granites Chapter 1．Geophysical Methods for the Prediction of Hidden Granites 1．The Techniques of the Second Investigating Regional Physical Properties of Rocks 2．Density Characters 3．Magnetic Characters 4．Electric Characters 5．Radioactive Characters 6．The Role of Regional Physical Properties in the Study on Hidden Granites Chapter 2．Geophysical Anomalous Signs of Hidden Granites 1．Gravity and Magnetic Data Processing Methods 2．Gravity Anomalous Signs of Hidden Granites 3．Magnetic Anomalous Signs of Hidden Granites 4．Electrical Anomalous Signs of Hidden Granites 5．Radioactive Anomalous Signs of Hidden Granites Chapter 3．The Application of Digital Image Processing Techniques to the Prediction of Hidden Granites 1．Introduction 2．Satellite Imagery Processing 3．Major Characteristics of Ring Structures of Granite Intrusions and Their Interpretation 4．The Cooperative Models of Remote Sensing,Gravity and Magnetic Ring Images for Granite Intrusions 5．The Application of Data Processing Techniques to Processing Geological,Geophysical and Geochemical Data Chapter 4．Other Methods for the Prediction of Hidden Granites 1．The Application of Seismic Survey to Predicting Hidden Granites 2．The Application of Geothermics to Predicting Hidden Granites PART 3．The Study and Prediction of“Body in Body”and“Top Belt”and Comprehensive Prediction Models of Hidden Granites Chapter 1．The Study and Prediction of“Body in Body”Hidden Granites 1．A Definition of“Body in Body” 2．“Body in Body”Hidden Granites and Their Study Significance 3．Examples of“Body in Body”Hidden Granites 4．Examples of the Prediction and Prospection Using“Body in Body”Hidden Granites Chapter 2．The Study on“Top Belt”and the Comprehensive Prediction Models of Hidden Granites 1．The Study on“Top Belt”of Hidden Granites 2．Comprehensive Prediction Models of Hidden Granites PART 4．The Application of the Expert System to Predicting Hidden Granites Chapter 1．An Introduction to the Expert System Chapter 2．The Expert System of the Prediction for Hidden Intrusions and Ore Deposits(PHIO System) 1．General Situation of the System 2．Structure of the System 3．Knowledge Expression 4．Tactics of Inference and Control 5．Inaccurate Inference 6．Knowledge Stock Languages 7．Processing Equipments of Shape Location for Special Use 8．Man-machine Interface 9．To Suggest Further Work 10．Learning Function PART 5．Examples of the Prediction for Hidden Granites Chapter 1．The Study on the Prediction of the Hidden Granites in the Dachang Ore District,Guangxi(Example One) 1．General Situation of the Ore District 2．Gravity Inversion of Hidden Granites and its Geological Significance 3．Vertical Theral Metamorphic Zones 4．Geochemical Anomalies and Their Indicative Significance 5．Digital Image Processing Chapter 2．The Study on the Prediction of Hidden Granites in the Limu Ore District,Guangxi(Example Two) 1．Geological Signs 2．Geochemical Signs 3．Geophysical Signs 4．Ring Images on the Satellite Remote Sensing Imageries and Their Digital Inage Processing Chapter 3．The Study on Hidden Granites and Their Hidden Tungsten Ore Deposits in the Muziyuan Ore District,Jiangxi(Example Three) 1．Regional Geological Background 2．Characteristics of the Muziyuan Hidden Granites and Their Tungsten Ore Deposits 3．Major Predictive Signs of the Muziyuan Hidden Granites 4．The Study on the Ore-forming Signs of the Muziyuan Hidden Granites
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