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Role of Fluids in Crustal Processes.
| Clasificación: | Libro Electrónico |
|---|---|
| Autor principal: | |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
Washington :
National Academies Press,
1989.
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| Colección: | Studies in geophysics The Role of fluids in crustal processes
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| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- The Role of Fluids in Crustal Processes; Copyright; Studies in Geophysics; PREFACE; Contents; OVERVIEW AND RECOMMENDATIONS; SUMMARY; INTRODUCTION; CONSERVATION EQUATIONS; Physical Parameters; Mineral-Fluid Reactions; COUPLING; DISCUSSION: GEOLOGIC PHENOMENA; DRIVING FORCES; Topographic Relief; Tectonic Dilation and Compression; Diagenesis; Heat; Source of Fluids; RECOMMENDED RESEARCH; 1. Field Studies; 2. Fractured Rocks; 3. Permeability; 4. Low-Permeability Rocks; 5. Chemical Reactions; 6. Pore Fluids in Active Tectonic Areas; 7. Crustal Deformation; 8. Mathematical Analysis; References.
- BACKGROUND1 Mass and Energy Transport in an Deforming Earth's Crust ; INTRODUCTION; CONSERVATION EQUATIONS; Darcy's Law; Flow Equation; Dispersion-Diffusion-Advection; Heat Transport; Stress and Strain; Mineral-Fluid Reactions; COUPLING; DISCUSSION: GEOLOGIC PHENOMENA; HOW PERMEABLE IS THE CRUST?; MECHANISMS THAT CREATE HIGH PORE PRESSURE; Topographic Relief; Tectonic Dilation and Compression; Diagenesis; Geothermal Systems; Source of Fluids; SUMMARY; References; 2 Pore Fluid Pressure Near Magma Chambers ; INTRODUCTION; PRESSURE AT DEPTH; CHANGE IN FLUID PRESSURE; FLUIDS IN ROCKS.
- FAILURE CRITERIAVOLUME CHANGE CAUSED BY FAILURE; ENERGY REQUIRED FOR FRACTURE; ADVECTION AND PORE PRESSURE; SUMMARY; References; 3 Evolution and Style of Fracture Permeability in Intrusion-Centered Hydrothermal Systems ; ABSTRACT; INTRODUCTION; Geological Setting and Environments; NATURE OF SECONDARY POROSITY IN INTRUSION-CENTERED SYSTEMS; ROLE OF MAGMATIC PROCESSES IN FORMATION OF JOINTS; NATURE OF JOINTS AND FRACTURE SYSTEMS; Joint and Fracture Orientations; Alteration, Succession, and Distribution of Altered Fractures; SOURCE OF WATER; Fluid Inclusion Data; Data from Isotopes.
- NATURE AND EVOLUTION OF FRACTURE-RELATED PERMEABILITYSYNTHESIS; ACKNOWLEDGMENTS; References; 4 Fluid Dynamics During Progressive Regional Metamorphism ; INTRODUCTION; FLUID-ROCK RATIOS AND FLUID FLUX; FLUID FLOW AT MID-TO LOWER-CRUSTAL LEVELS; FLOW MECHANISM WHERE FLUID PRESSURE EQUALS LITHOSTATIC; CHANNELIZATION OF FLUID FLOW; ACKNOWLEDGMENTS; References; 5 Oxygen and Hydrogen Isotope Constraints On the Deep Circulation of Surface Waters Into Zones of Hydrothermal Metamorphism ... ; INTRODUCTION; OXYGEN ISOTOPE KINETICS IN THE QUARTZ-FELDSPAR SYSTEM.
- MAJOR FOSSIL METEORIC HYDROTHERMAL SYSTEMS OF WESTERN NORTH AMERICACordilleran Batholiths of Southern British Columbia; Meteoric Hydrothermal Effects of Eocene Magmatism, Southern Idaho Batholith; Miocene Meteoric Hydrothermal Systems, Western Cascade Range, Oregon; Other Localities; HYDROTHERMAL SYSTEMS ASSOCIATED WITH LAYERED GABBRO BODIES; Mineralogical Alteration Effects in 18O-Depleted Layered Gabbros; Contrasting Effects in Gabbros and Granites; LOW-18O BASALTIC AND RHYOLITIC MAGMAS; Low-18O Magmas Produced During Caldera Collapse, Yellowstone Volcanic Field.