Preface |
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xi | |
Acknowledgements |
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xv | |
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1 Introduction and Occurrence |
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1 | (14) |
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1.1 The Importance of Fieldwork |
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1 | (1) |
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1.2 The Global Picture - Igneous Rocks in Relation to Regional Tectonics |
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2 | (2) |
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1.3 Mode of Occurrence of Igneous Bodies |
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4 | (7) |
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11 | (4) |
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2 Field Skills and Outcrop Structures |
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15 | (22) |
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15 | (1) |
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2.2 Preparing Maps and Basic Mapping |
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16 | (1) |
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2.3 Notebooks and Data Recording |
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17 | (1) |
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2.4 Primary Outcrop Structures |
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18 | (10) |
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2.5 Secondary or Late Stage Outcrop Structures |
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28 | (4) |
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2.6 Outcrop Contact Relationships |
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32 | (1) |
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2.7 Summary of Igneous Outcrop Descriptions |
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33 | (4) |
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3 Igneous Textures and Classification |
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37 | (32) |
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3.1 Describing Rock Types |
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37 | (1) |
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3.2 Colour and Composition |
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38 | (5) |
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3.3 Texture, Grain-Size/Shape and Fabric |
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43 | (6) |
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3.4 Mineral Identification |
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49 | (9) |
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3.5 Naming and Classification |
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58 | (11) |
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4 Volcanics 1 - Lava Flows |
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69 | (24) |
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4.1 Lava Flow Emplacement Mechanisms |
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69 | (2) |
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4.2 A Compositional Divide for Lava Flows |
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71 | (2) |
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4.3 Mafic/Basaltic Lava Flows |
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73 | (7) |
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80 | (2) |
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4.5 Pillow Lavas and Hyaloclastites |
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82 | (11) |
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5 Volcanics 2 - Pyroclastic Rocks |
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93 | (26) |
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5.1 Structures, Textures and Classification |
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93 | (8) |
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5.2 Pyroclastic Flows and Ignimbrites |
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101 | (7) |
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108 | (1) |
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5.4 Water/Magma and Sediment/Magma Interactions |
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109 | (3) |
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112 | (7) |
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6 Shallow-Level Intrusions |
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119 | (18) |
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119 | (5) |
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6.2 Working Out Emplacement History |
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124 | (6) |
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6.3 Volcanic Plugs and Diatremes |
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130 | (3) |
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6.4 High-Level Subvolcanic Intrusions |
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133 | (4) |
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137 | (34) |
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137 | (1) |
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7.2 General Features and Occurrence |
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137 | (5) |
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142 | (3) |
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7.4 Internal Structures and Textures |
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145 | (5) |
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150 | (8) |
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158 | (4) |
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7.7 Distinctive Granitoid Textures |
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162 | (2) |
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164 | (1) |
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7.9 Summary of the Field Characteristics of Granitic Complexes |
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165 | (6) |
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171 | (18) |
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8.1 General Features and Occurrence |
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171 | (2) |
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8.2 Continental Mafic-Ultramafic Intrusions |
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173 | (4) |
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177 | (6) |
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183 | (1) |
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8.5 Summary of the Field Characteristics of Mafic-Ultramafic Intrusions |
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184 | (5) |
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9 Magma Mixing and Mingling |
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189 | (18) |
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189 | (1) |
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190 | (2) |
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192 | (4) |
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9.4 Synplutonic Dykes and Sills |
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196 | (4) |
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9.5 Magma Mingling in Subvolcanic and Volcanic Environments |
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200 | (1) |
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201 | (1) |
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202 | (1) |
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203 | (4) |
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10 Mineralisation and Geotechnical Properties |
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207 | (22) |
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10.1 Mineralisation and Key Minerals |
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207 | (2) |
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10.2 Mineralisation in Layered Mafic Intrusions |
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209 | (4) |
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10.3 Geotechnical Properties of Igneous Rocks |
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213 | (3) |
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10.4 Rock Mass Classification |
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216 | (10) |
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226 | (3) |
Appendix |
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229 | (2) |
Further Reading |
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231 | (2) |
Index |
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233 | |