Plastic flow of omphacite in eclogites at temperatures below 500 °C - Implications for interplate coupling in subduction zones

International Journal of Earth Sciences

Volumn 90, Issue 1, 2001, Pages 197-210

  Piepenbreier, D ^a   Stockhert B ^a  

^a RUHR UNIVERSITY BOCHUM   (Germany)

Author keywords

Eclogite; Flow strength; Omphacite; Piemonte zone; Rheology; Subduction zone

Indexed keywords

ECLOGITE; FLOW; OMPHACITE; RHEOLOGY; SUBDUCTION ZONE;

EID: 0034938324     PISSN: 14373254     EISSN: None     Source Type: Journal    
DOI: 10.1007/s005310000159     Document Type: Article

References (68)

1. Tertiary high-pressure metamorphism at Lago di Cignana, Italy as detemined by SM-ND dating of eclogite
2. Ophiolite eclogites from Verres, Val Aosta, Western Alps, Italy
3. High-pressure metamorphism of the Zermatt-Saas ophiolite zone, Switzerland
4. Eoalpine high-pressure metamorphism in the Piemonte zone of the Alps: South-West Switzerland and North-West Italy
5. Über Ekogite, Glaukophanschiefer und metamorphe Pillowlaven
6. Gesteins- und Mineralparagenesen aus den Ophiolithen von Zermatt
7. Melting relations in the system jadeite-diopside at 30 and 40 kilobars
8. Deformation behavior of wet and dry clinopyroxenite in the brittle to ductile transition region
9. Sm-Nd isotopic evidence on the age of eclogitization in the Zermatt-Saas ophiolite
10. Models for intergranular diffusion in metamorphic rocks
11. Diffusion data for clinopyroxenes from homogenization and self-diffusion experiments
12. Deformation and recrystallization mechanisms in naturally deformed omphacites from the Sesia-Lanzo zone; geophysical consequences
13. Eclogites and the eclogite facies: Definitions and classification
14. Mineral barometry and thermometry
15. Dynamic recrystallisation and chemical evolution of clinoamphibole from Senja, Norway
16. Areal geology and petrology of eclogites and associated metabasites of the Piemonte ophiolite nappe, Breuil - St. Jaques area, Italian Western Alps
17. Geochemical features of metabasalts and metagabbros from the Piemonte ophiolite nappe, Italian Western Alps
18. Geology of eclogites and related rocks in the Alps
19. An experimental study of the effect of Ca upon garnet-clinopyroxene Fe-Mg exchange equilibria
20. 'Null result' diffusion experiments with diopside: Implications for pyroxene equilibria
21. Alpine metamorphism of pelitic and marly rocks of the Central Alps
22. The tectonic implications of high-pressure metamorphism in the Western Alps
23. Deformation-induced clinopyroxene fabrics from eclogites
24. 2O content of oceanic crust
25. Chemically induced grain boundary migration in calcite: Temperature dependence, phenomenology, and possible applications to geologic systems
26. The reaction albite=jadeite+quartz determined experimentally in the range 600-1200 °C
27. The experimental determination of activities in disordered and short-range ordered jadeitic pyroxenes
28. Thermal constraints on the zone of major thrust earthquake failure: The Cascadia subduction zone
29. Plastic deformation of garnets: Systematics and implications for the rheology of the mantle transition zone
30. Deformation of clinopyroxenite: Evidence for a transition in flow mechanisms and semibrittle behavior
31. Intermediate-depth intraslab earthquakes and arc volcanism as physical expresions of crustal and uppermost mantel metamorphism in subducting slabs
32. Error propagation for barometers: Application to rocks
33. The garnet-clinopyroxene Fe-Mg geothermometer - A reinterpretation of existing experimental data
34. Microstructural criteria for reliable thermometry in low-temperature eclogites
35. Deformational and metamorphic history at the Monviso ophiolitic complex (Italian Western Alps): A record of subduction-collision cycle?
36. Dislocation distribution in naturally deformed omphacite and albite
37. Tectonic overpressure in competent mafic layers and the development of isolated eclogites
38. Nonlithostatic pressure during sediment subduction and the development and exhumation of high pressure metamorphic rocks
39. Polyphase HP metamorphism in the ophiolitic glaucophanites of the lower St. Marcel Valley (Aosta, Italy)
40. Evolution of microstructure of clinopyroxene in Monviso eclogite shear zone
41. Temperatures, heat flux, and frictional stress near major thrust faults
42. Nomenclature of pyroxenes
43. Metamorphic temperatures and pressures of group B and C eclogites
44. Thermal and petrologic structure of subduction zones
45. Zermatt-Saas and Antrona zone: A petrographic and geochemical comparison of polyphase metamorphic ophiolites of the Western-Central Alps
46. Chemical-microstructural changes in eclogite-facies shear zones (Monviso, Western Alps, North Italy) as indicators of strain history and the mechanism and scale of mass transfer
47. Deformation processes in eclogitic rocks: Evidence for the rheological delamination of the oceanic crust in deeper levels of subduction zones
48. High pressure metamorphism in the nappes of the Valle dell'Orcotraverse (Western Alps collisional belt)
49. Deformation induced recrystallization of minerals
50. Regression diagnostics and robust regression in geothermometer/geobarometer calibration: The garnet-clinopyroxene geothermometer revisited
51. Experimental determination of the temperature and pressure dependance of the Fe-Mg partition coefficients for coexisting garnet and clinopyroxene
52. Very-high-pressure metamorphism and uplift of coesite-bearing metasediments from the Zermatt-Saas zone, Western Alps
53. Prograde high- To ultrahigh-pressure metamorphism and exhumation of oceanic sediments at Lago di Cignana, Zermatt-Saas-Zone, Western Alps
54. Dating the UHP/HP metamorphism in the Western Alps (Sesia-Lanzo and Zermatt-Saas-Fee): Evidences for subduction events at the Cretaceous-Tertiary boundary and in the middle eocene
55. Computer-aided determination of crystal-lattice orientation from electron-channeling patterns in the SEM
56. Discontinuous grain growth in recrsytallized vein quartz - Implications for grain boundary structure, grain boundary mobility, crystallographic preferred orientation, and stress history
57. Rheology of crustal rocks at ultrahigh pressure
58. Low differential stress during high-pressure metamorphism: The microstructural record of a metapelite from the Eclogite Zone, tauern window, Eastern Alps
59. Syndeformational recrystallisation - Dynamic or compositionally induced?
60. Exhumation of ultrahigh-pressure metamorphic oceanic crust from Lago di Cignana, Piemontese zone, Western Alps: The structural record in metabasites
61. Omphacite microstructures from Spanish eclogites
62. The dislocation substructures of naturally deformed omphacites
63. New work on petrofabrics
64. Deformation of silicate garnets: Brittle-ductile transitions and its geological implications
65. Oscillatory zoning in metamorphic minerals: An indicator of infiltration metasomatism
66. Deformation of eclogites at 3 GPa: Implications for the rheology of subducted lithosphere