The Field Description of Metamorphic Rocks. Dougal Jerram

      

      Table of Contents

      1  Cover

      2  Series Page

      3  Title Page

      4  Copyright Page

      5  PREFACE – THE FIELD DESCRIPTION OF METAMORPHIC ROCKS Preface – Meet the Authors

      6  ACKNOWLEDGMENTS

      7  1 INTRODUCTION AND OCCURRENCE 1.1 The Importance of Fieldwork in Metamorphic Terrains 1.2 Understanding Metamorphism; Pressure/Temperature Relationships 1.3 Mode of Occurrence of Metamorphic Bodies 1.4 Summary

      8  2 FIELD SKILLS AND MAPPING OUTCROP STRUCTURES 2.1 Equipment 2.2 Preparing Maps and Basic Mapping 2.3 Notebooks and Data Recording 2.4 Digital 3D Outcrop Mapping

      9  3 METAMORPHIC MINERALS, ROCK TYPES, AND CLASSIFICATION 3.1 Minerals 3.2 The Basic Classification of Metamorphic Rocks in P‐T 3.3 Metamorphic Rock Names 3.4 Reporting Rock Types 3.5 Compositional Category and Metamorphic Grade

      10  4 UNDERSTANDING TEXTURES AND FABRICS 1 4.1 General Terminology 4.2 Rocks without a Metamorphic Directional Fabric 4.3 Banding 4.4 The Development of Fabric, Cleavage, Schistosity, and Lineations 4.5 Refraction, Kinking, and Shearing of Fabrics 4.6 Deformation Fabrics and Folds

      11  5 UNDERSTANDING TEXTURES AND FABRICS 2 5.1 Recording Metamorphic Textures 5.2 Metamorphic Crystal Growth and Porphyroblasts 5.3 Boudins, Shear Pods, and Knockers

      12  6 CONTACTS, REACTION ZONES, AND VEINS 6.1 Igneous Contacts – Aureoles and Metasomatism 6.2 Veins and Pegmatites 6.3 Reaction Zones and Chemical Changes at Contacts

      13  7 FAULTS, MYLONITES, AND CATACLASITES 7.1 Fault and Shear Zone Types 7.2 Faults and Fault Breccias 7.3 Cataclasites and Pseudotachylites 7.4 Mylonites and Shear Zones

      14  8 SUMMARY TABLES, CHECKLISTS, AND MAPPING REPORT ADVICE 8.1 Compositional Categories and Their Grade Indicators 8.2 Minerals 8.3 Further Mapping Advice; Formations, Markers, and a Final Report SUMMARY TABLES, CHECKLISTS, AND MAPPING REPORT ADVICE

      15  FURTHER READING SUGGESTIONS General helpful texts (including books that have helped inspire us with this revised edition): Advanced reading –good research papers and reviews that cover both field & laboratory-based studies integrated with theoretical frameworks

      16  Index

      17  End User License Agreement

      List of Tables

      1 Chapter 3Table 3.1 An overview of the key rock types formed from the major protolith ...Table 3.2 Some metamorphic rocks and the most diagnostic minerals associated...Table 3.3 Some fine‐grained rock types (colours indicate protolith see tabl...

      2 Chapter 4Table 4.1 Suggested procedure for describing banded rocks.

      3 Chapter 5Table 5.1 List of common pseudomorph minerals.

      4 Chapter 7Table 7.1 The classification of fault associated rock types.

      5 Chapter 8Table 8.1 An overview of the key rock types formed from the major protolith...Table 8.2 Main mineral constituents of some compositional categories at diff...Table 8.3 Main mineral groups and other common bulk minerals. Table 8.4 ‘Metamorphic minerals’, often as grains embedded in bulk minerals....Table 8.5 Accessory minerals’, bearing minor chemical components. Table 8.6 Summary of main rock types and minerals.

      List of Illustrations

      1 Chapter 1Figure 1.1 Schematic of