Geodynamics: Progress and Prospects

Title Page
......Page 1
Contents
......Page 3
Contributors......Page 5
Preface
......Page 6
INTRODUCTION......Page 7
MAJOR FEATURES OF THE WESTERN PACIFIC......Page 8
EVOLUTION......Page 9
SUMMARY......Page 17
REFERENCES......Page 18
THE NAZCA PLATE......Page 22
Galapagos Rise......Page 23
Andean Ore Deposits......Page 24
COCOS PLATE STUDY GROUP......Page 26
CARIBBEAN STUDY GROUP......Page 28
THE FUTURE......Page 29
OPHIOLITES......Page 30
PELAGIC SEDIMENTS......Page 32
REFERENCES......Page 33
MESSINIAN EVENTS IN THE MEDITERRANEAN......Page 35
REFERENCE......Page 37
EARLY WORK pre 197o......Page 38
MORE RECENT WORK post 197o......Page 39
REFERENCES......Page 40
INTRODUCTION......Page 41
PALINSPASTIC SECTIONS FIGURE 2......Page 43
ADDITIONAL OBSERVATIONS AND CONCLUSIONS......Page 45
REFRACTION SEISMIC DATA......Page 47
THE GRAVITY FIELD AND 2-D CRUSTAL MODELS......Page 49
REFERENCES......Page 51
REPORT ON CONTEMPORARY MOVEMENTS......Page 53
REFERENCES......Page 54
GEOLOGICAL HISTORY OF THE NORTH ANATOLIAN FAULT......Page 56
NECESSARY FUTURE STUDIES......Page 59
REFERENCES......Page 60
ICELAND - OCEANIC OR CONTINENTAL?......Page 62
CENTRAL EUROPEAN RIFTS: STRESS FIELD AND PATTERN RECOGNITION......Page 65
INTRODUCTION......Page 69
THE WESTERN RIFT......Page 72
VOLCANISM OF THE GREGORY RIFT......Page 73
STRUCTURAL EVOLUTION OF THE GREGORY RIFT......Page 77
REFERENCES......Page 79
GENERAL CONSIDERATIONS......Page 81
DEAD SEA-AQABA SINAI-ARABIA......Page 82
RED SEA SOUTH OF 16.25°N DANAKIL-ARABIA......Page 83
EASTERN GREGORY RIFT NUBIA-SOMALIA......Page 84
THE WESTERN RIFT......Page 85
Geological Mapping......Page 87
Geophysical mapping......Page 88
Stratigraphy......Page 89
Structural Studies......Page 90
Volcanology......Page 91
Plate tectonics......Page 92
Conclusion......Page 93
PREFACE......Page 94
SOME FUNDAMENTAL PROBLEMS THAT APPEAR SOLVABLE IN THE PRESENT DECADE......Page 95
REFERENCES......Page 99
INTRODUCTION......Page 100
RESEARCH NEEDS......Page 101
GENERAL GOALS......Page 105
TASKS......Page 106
MINERALOGY AND PETROLOGY OF THE EARTH'S INTERIOR......Page 109
EXPERIMENTAL PETROLOGY AT HIGH PRESSURES AND TEMPERATURES......Page 112
GEOCHEMICAL CONSTRAINTS ON MODELS OF MANTLE DYNAMICS......Page 115
CONCLUSION......Page 118
REFERENCES......Page 119
THE COLLIDING CONTINENTS IN THE HIMALAYA......Page 121
THE DECCAN TRAP REGION......Page 125
THE DATA......Page 127
ANALYSIS TECHNIQUES......Page 128
RESULTS......Page 130
REFERENCES......Page 132
THE SEISMIC EXPERIMENT IN THE NORTHERN PAMIRS......Page 134
STRUCTURE OF THE EARTH'S CRUST AND UPPER MANTLE OF THE PAMIRS AND OF THE ADJOINING REGIONS FROM EARLIER STUDIES......Page 136
INTERPRETATION OF MATERIALS......Page 137
REFERENCES......Page 141
INTRODUCTION......Page 143
a STRATIGRAPHIC RECORD......Page 145
b QUATERNARY VERTICAL MOVEMENTS......Page 149
c PLATEAUX UPLIFT......Page 151
PLATEAUX ON THE CONTINENTS......Page 154
METHODS OF STUDYING PLATEAUX......Page 155
STRUCTURE......Page 156
DEVELOPMENT......Page 159
ORIGIN......Page 160
SUMMARY AND FORWARD LOOK......Page 162
REFERENCES......Page 163
BATHYMETRY......Page 166
MORPHOLOGY AND COMPOSITION OF THE ACOUSTIC BASEMENT......Page 168
THICKNESS AND STRATIGRAPHY OF SEDIMENT COVER......Page 171
MAGNETICS......Page 174
GRAVITY......Page 175
DISCUSSION AND CONCLUSIONS......Page 176
RECOMMENDATIONS......Page 180
REFERENCES......Page 181
WHAT IS A MICROCONTINENT?......Page 183
GEOMETRICAL SIGNIFICANCE OF MICROCONTINENTS......Page 184
CRUSTAL STRUCTURE......Page 188
VERTICAL MOVEMENTS......Page 190
ECONOMIC SIGNIFICANCE......Page 192
REFERENCES......Page 193
HISTORY AND INTERACTIONS OF TECTONIC, METAMORPHIC AND MAGMATIC PROCESSES......Page 196
INTRODUCTION......Page 199
THE STRATIGRAPHY AND STRUCTURE IN MARITIME ATLANTIC CANADA......Page 201
PROFILE 1-1......Page 206
REFERENCES......Page 207
CORRELATION OF ENDOGENOUS PROCESSES IN THE GREAT CAUCASUS AND ADJACENT PART OF THE SCYTHIAN PLATFORM......Page 209
WORKING GROUP ACTIVITIES AND ACCOMPLISHMENTS......Page 235
THE STATE OF THE ART AND ASSESSMENT OF THE PRINCIPAL PROBLEMS THAT SHOULD BE FOCUSED UPONDURING THE NEXT YEARS......Page 236
CENOZOIC AND LATE MESOZOIC PLATE TECTONICS......Page 237
PRE-MESOZOIC PLATE TECTONICS......Page 238
REFERENCES......Page 239
DESCRIPTION AND ANALYSIS OF RECENT TECTONIC MOVEMENTS......Page 241
RECENT CRUSTAL MOVEMENTS AND NEOTECTONICS OF THE MIDDLE EAST......Page 242
REFERENCES......Page 243