Tectonic and metasomatic mixing in a high-T, subduction-zone mélange - Insights into the geochemical evolution of the slab-mantle interface

Chemical Geology

Volumn 187, Issue 1-2, 2002, Pages 79-106

  Bebout, Gray E ^a,c   Barton, Mark D ^b  

^a OKAYAMA UNIVERSITY   (Japan)

^b The University of Arizona   (United States)

^c LEHIGH UNIVERSITY   (United States)

Author keywords

M lange; Slab mantle interface; Subduction zone

Indexed keywords

APATITE; CHLORITE; MAGNESIUM; TALC; TITANIUM DIOXIDE; TRACE ELEMENT; ZIRCONIUM;

GEOCHEMISTRY; MANTLE; MELANGE; METASOMATISM; SLAB; SUBDUCTION ZONE;

CHEMICAL COMPOSITION; EARTH MANTLE; PLATE TECTONICS; ROCK; SLAB MANTLE INTERFACE; SUBDUCTION ZONE; UNITED STATES;

UNITED STATES;

EID: 0036309496     PISSN: 00092541     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0009-2541(02)00019-0     Document Type: Article

References (52)

1. Hydrated subducted crust at 100-250 km depth
2. Cool subducted crust at depths greater than 100 km: Low seismic velocities, mineralogy, and thermal structure
3. Mass transfer during Barrovian metamorphism of pelites, south-central Connecticut: I. Evidence for changes in composition and volume
4. Assessing metasomatic mass and volume changes using the bootstrap, with application to deep crustal hydrothermal alteration of marble
5. Isotopic constraints on the geochemical evolution of an ultramafic subduction zone mélange: Catalina Schist terrane, California
6. A least-squares approach to mass transport calculations using the isocon method
7. Field-based evidence for devolatilization in subduction zones: Implications for arc magmatism
8. Nitrogen isotope tracers of high-temperature fluid-rock interactions: Case study of the Catalina Schist, California
9. Fluid flow and metasomatism in a subduction-zone hydrothermal system, Catalina Schist Terrane, California
10. Metasomatism during subduction: Products and possible paths in the Catalina Schist, California
11. Fractionation of trace elements during subduction-zone metamorphism: Impact of convergent margin thermal evolution
12. Vein metasomatism in peridotite at Kalskaret near Tafjord, South Norway
13. A seismological constraint on the depth of basalt-eclogite transition in a subducting oceanic crust
14. The isocon diagram - a simple solution to Gresens' equation for metasomatic alteration
15. Experimental evidence for the role of accessory phases in magma genesis
16. Composition-volume relationships of metasomatism
17. Cretaceous tectonic evolution of coastal southern California: Insights from the Catalina Schist
18. Subducted lithospheric velocity structure: Observations and mineralogical inferences
19. Slab low-velocity layer in the eastern Aleutian subduction zone
20. Subduction zone thermal structure and mineralogy and their relationship to seismic wave reflections and conversions at the slab/mantle interface
21. Seismic detection of the untransformed "basaltic" oceanic crust subducting into the mantle
22. Stability and composition relations of calcic amphiboles in ultramafic rocks
23. Phase equilibria and crystallochemical properties of Mg-chlorite
24. Dehydration and melting experiments constrain the fate of subducted sediments
25. SUPRCRT92: A software package for calculating the standard molal thermodynamic properties of minerals, gases, and aqueous species, and reactions from 1 to 5000 bar and 0 to 1000 °C
26. High-pressure metamorphism in mafic schist from northern Vermont
27. Nomenclature of amphiboles
28. 2 metasomatism by aqueous fluid in subduction zones: Reaction at constant pressure and temperature
29. Effect of sediments on aqueous silicate transport in subduction zones
30. Fluid composition at the blueschist-eclogite transition in the model system
31. Upper mantle velocity structure estimated from PS-converted wave beneath the north-eastern Japan Arc
32. The subducted component in island arc lavas: Constraints from Be isotopes and B-Be systematics
33. 2 solutions at deep crust-upper mantle pressures and temperatures: 2-15 kbar and 500-900 °C
34. The importance of blueschist - eclogite dehydration reactions in subducting oceanic crust
35. Hydrous minerals in the mantle wedge and the maximum depth of subduction zone earthquakes
36. Tectonic implications of the composition of volcanic arc magmas
37. A model for fluids in metamorphosed ultramafic rocks: IV. Metasomatic veins in metaharzburgites of Cima Di Gagnone, Valle Verzasca, Switzerland
38. The petrology, structure, and geologic history of the Catalina Schist terrain, southern California
39. Thermodynamic properties of minerals and related substances at 298.15 K and l bar (105 Pascals) pressure and at higher temperatures
40. The permeation of water into hydrating shear zones
41. Growth of ultramafic reaction zones in greenschist to amphibolite facies metamorphism
42. Dynamics of sediment subduction, mélange formation, and prism accretion
43. Petrologic and geochemical comparison of the blueschist and greenschist units of the Catalina Schist terrane, southern California
44. Petrology of amphibolite-facies mafic and ultramafic rocks from the Catalina Schist, southern California: Metasomatism and migmatization in a subduction zone metamorphic setting
45. Metasomatism and partial melting in a subduction complex: Catalina Schist, southern California
46. Enrichment of trace elements in garnet amphibolites from a paleo-subduction zone: Catalina Schist, southern California
47. Accessory minerals and subduction zone metasomatism: A geochemical comparison of two melanges (Washington and California, USA)
48. 2O to 35 kb: amphibole, talc, and zoisite dehydration and melting reactions in the silica-excess part of the system and their possible significance in subduction zones, amphibolite melting, and magma fractionation
49. The possible effects of deformation on chemical processes in metamorphic fault zones
50. Distinction between tectonic mixing and mass transfer processes in a ductile shear zone