Proterozic Lithospheric Evolution

Title Page......Page 4
Copyright......Page 5
Contents......Page 6
Foreword......Page 7
Preface and Dedication
......Page 9
Mass Transfer Processes Between Crust and Mantle......Page 11
Mesozoic-Cenozoic Crustal Addition......Page 12
Redistribution of Continental Crust......Page 13
Precambrian Crustal Growth......Page 14
Rapid Growth of Some Major Segments of Continental Crust......Page 16
References......Page 18
Introduction......Page 20
Regional and Structural Aspects......Page 21
Temperatures and Pressures of Metamorphism......Page 23
H20 Activities of Metamorphism......Page 24
Amphibolite Facies to Granulite Facies Transition Zones......Page 25
Mechanisms of Granulite Facies Metamorphism......Page 27
Summary......Page 30
References......Page 32
Properties of Fluid Inclusions......Page 36
Fluid Buffering Mechanisms: Internal Versus External Buffering......Page 37
Origionf DeeP Crustal CO 2:The Carbonate Connection......Page 40
References......Page 41
The Evolution of Carbonaceous Formations......Page 43
Metal-Bearing Features of Black Shale Formations
......Page 47
References......Page 49
New Sources of Information......Page 51
New U-Pb Ages......Page 54
Results......Page 55
Discussion......Page 64
References......Page 73
Introduction......Page 77
Complexity of the Proterozoic Basement......Page 78
A New Proterozoic Basin......Page 81
The Keweenawan Rift......Page 82
Deep Layering in Grenville Crust......Page 85
A Proterozoic Suture in Southeast Wyoming......Page 86
Summary......Page 88
References......Page 89
Introduction......Page 92
Foredeep of Wopmay Orogen......Page 94
Circum-Superior Foredeeps......Page 96
Ramah Group......Page 100
Foredeep Magmatism......Page 101
References......Page 102
Crustal Evolution Model......Page 106
Seismic Surveys......Page 107
Comment......Page 116
References......Page 119
Introduction......Page 121
Geological Setting and Samples......Page 123
Evolution of Early Proterozoic Crust......Page 129
Implications for Crustal Growth......Page 131
Conclusions......Page 133
References......Page 134
Introduction......Page 137
Tectonostratigraphic History......Page 138
Magmatic History and Geochemistry......Page 141
Deformational and Metamorphic Style......Page 143
Discussion......Page 145
References......Page 150
Introduction......Page 154
The Svecokarelian Domain......Page 157
The Southwest Scandinavian Domain......Page 160
Reference......Page 161
Introduction......Page 165
Geological Setting......Page 167
Chronology of Plutonic Activity......Page 169
Major Element Geochemistry......Page 170
Trace Element Geochemistry......Page 172
Tectonic Implications......Page 174
Conclusions......Page 175
References......Page 176
Introduction......Page 178
2. Crustal Structure in Siberia......Page 179
3. Wave Fields and the Velocity-Depth Distributions in the Mantle......Page 180
4. 2-D Velocity Models of the Lithosphere in Siberia......Page 185
5. Discussion and Conclusions......Page 188
References......Page 191
Introduction......Page 193
General Geology......Page 194
References......Page 206
General Lithostratigraphic Features......Page 207
Example Structures......Page 208
References......Page 215
Brief Geological Outline of the Region......Page 217
Granitoids Associated With D1 Deformation......Page 220
Bimodal Magmatism Related to Extension......Page 226
Decollement Tectonics Induced By
 Crustal Extension......Page 227
The Northern Kibaran Segment as Part of Kibaran Age Events in Eastern and Southern Africa......Page 230
Reference......Page 231
Abstract
......Page 234
Rock Assemblages in SE Egypt and in the Red Sea Hilis......Page 235
Tectonic Evolution of the Southeastern Desert of Egypt......Page 239
Ophiolite Belts......Page 246
References......Page 252
Introduction......Page 257
Northwestern Nigeria......Page 260
Southwestern Nigeria......Page 263
The Eastern Province......Page 265
Summary and Conclusions......Page 266
References......Page 268
List of Reviewers
......Page 270