Granite Genesis: In-Situ Melting and Crustal Evolution /

Granite Genesis: In-Situ Melting and Crustal Evolution /

Detalles Bibliográficos
Autores principales: Chen, Guo-Neng. (Autor), Grapes, Rodney. (Autor)
Autor Corporativo: SpringerLink (Online service)
Formato: eBook
Lenguaje:English
Publicado: Dordrecht : Springer Netherlands : Imprint: Springer, 2007.
Edición:1st ed. 2007.
Materias:
Geology.
Geophysics.
Geochemistry.
Mineralogy.
Geophysics/Geodesy.
Tabla de Contenidos:
  • Preface
  • Acknowledgements
  • 1 Introduction
  • 1.1 Rock genesis and its relationship to geosystems
  • 1.2 Granites, migmatites and granite problems
  • 2 Crustal melting: experiments and conditions
  • 2.1 Introduction
  • 2.2 Mineral melting
  • 2.3 Rock melting – experimental evidence
  • 2.4 Structure and composition of the crust
  • 2.5 Water in the crust
  • 2.6 Crustal heat and partial melting
  • 3. In-situ melting and intracrustal convection: granite magma layers
  • 3.1 Introduction
  • 3.2 Crustal melting I: Initial melting and partial melt layer
  • 3.3 Crustal melting II: Convection and formation of magma layer
  • 3.4 Compositional variation within magma layer
  • 3.5 Magma layer, granite layer and granite bodies
  • 3.6 MI fluctuation (remelting) and granite sequence
  • 3.7 Conclusion
  • 4. Geological evidence for in-situ melting origin of granite layers
  • 4.1 Migmatite to granite
  • 4.2 Contact metamorphism
  • 4.3 Xenoliths and mafic enclaves
  • 4.4 Granite layer and granite exposures
  • 4.5 Fluctuation of MI and downward younging granite sequence
  • 5. Differentiation of magma layer: geochemical considerations
  • 5.1 Introduction
  • 5.2 Compositional variation
  • 5.3 Strontium isotopes
  • 5.4 Oxygen isotopes
  • 5.5 Rare earth elements
  • 5.6 Summary
  • 6. Mineralisation related to in-situ granite formation
  • 6.1 Introduction
  • 6.2 Source of ore-forming elements
  • 6.3 Formation and evolution of ore-bearing fluid
  • 6.4 Types of mineral deposits
  • 6.5 Age relationships
  • 6.6 Temperature distribution
  • 6.7 Formation and distribution of hydrothermal mineral deposits
  • 6.8 Mineralised depth horizons
  • 6.9 Mineralisation during elevated crustal temperatures
  • 6.10 Mineralisation during granite remelting
  • 6.11 Patterns of element redistribution and element fields
  • 6.12 Summary
  • 7. Heat source for crustal magma layers: tectonic models
  • 7.1 Introduction
  • 7.2 Crustal temperature disturbance related to plate convergence
  • 7.3 Subduction and granite formation: western Pacific continental margin
  • 7.4 Continental collision and granite formation: Tethys Belt
  • 7.5 Concluding statement
  • 8. Geological effects of crystallisation of a crustal granite magma layer: SE China
  • 8.1 Fault-block basins
  • 8.2. Volcanism
  • 9. Material and element cycling of the continental crust and summary
  • 9.1. Rock cycling of continental material
  • 9.2. Element cycling of the continental crust
  • 9.3. Overview
  • References
  • Appendix 1 map of SE China
  • Appendix 2 Results of experimental rock melting
  • Index .

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