Thermal-mechanical behavior of oceanic transform faults: Implications for the spatial distribution of seismicity

Geochemistry, Geophysics, Geosystems

Volumn 11, Issue 7, 2010, Pages

  Roland, Emily ^a   Behn, Mark D ^a   Hirth, Greg ^b  

^a WOODS HOLE OCEANOGRAPHIC INSTITUTION   (United States)

^b BROWN UNIVERSITY   (United States)

Author keywords

Fault mechanics; Fault rheology; Oceanic transform faults; Serpentinization

Indexed keywords

COOLING; ELASTICITY; FINITE ELEMENT METHOD; ISOTHERMS; NON NEWTONIAN FLOW; RHEOLOGY; SEISMOLOGY; SHEAR FLOW; SPATIAL DISTRIBUTION; THREE DIMENSIONAL; VISCOSITY;

3D FINITE ELEMENT MODEL; BRITTLE FAILURES; COOLING MODEL; FAULT LENGTH; FAULT MECHANICS; FAULT RHEOLOGY; HALF-SPACE; HYDROTHERMAL CIRCULATION; HYDROUS PHASIS; MANTLE FLOW; NON-NEWTONIAN; OCEANIC TRANSFORM; OCEANIC TRANSFORM FAULTS; SEISMIC OBSERVATION; SEISMIC SLIPS; SEISMOGENIC ZONES; SERPENTINIZATION; SHEAR HEATING; SLIP RATES; TEMPERATURE DEPENDENT; TEMPERATURE STRUCTURE; THERMAL STRUCTURE; THERMAL-MECHANICAL BEHAVIOR; TRANSFORM FAULT; UPPER MANTLE; VISCOPLASTIC;

STRUCTURAL GEOLOGY;

BRITTLE FAILURE; EARTHQUAKE; FINITE ELEMENT METHOD; FLUID FLOW; MANTLE STRUCTURE; OCEANIC LITHOSPHERE; RHEOLOGY; SEISMICITY; SERPENTINIZATION; SPATIAL DISTRIBUTION; THERMOMECHANICS; THREE-DIMENSIONAL MODELING; TRANSFORM FAULT; VISCOPLASTICITY; WATER TEMPERATURE;

EID: 79959429454     PISSN: None     EISSN: 15252027     Source Type: Journal    
DOI: 10.1029/2010GC003034     Document Type: Article

References (50)

1. Abercrombie, R. E., and G. Ekstrom (2001), Earthquake slip on oceanic transform faults, Nature, 410, 74-77, doi:10.1038/35065064. (Pubitemid 32225837)
2. Behn, M. D., J. Lin, and M. T. Zuber (2002), Mechanisms of normal fault development at mid-ocean ridges, J. Geophys. Res., 107(B4), 2083, doi:10.1029/2001JB000503.
3. Behn, M. D., M. S. Boettcher, and G. Hirth (2007), Thermal structure of oceanic transform faults, Geology, 35, 307-310, doi:10.1130/G23112A.1. (Pubitemid 46554694)
4. Bergman, E. A., and S. C. Solomon (1988), Transform fault earthquakes in the North Atlantic: Source mechanisms and depth of faulting, J. Geophys. Res., 93(B8), 9027-9057.
5. Bird, P., Y. Y. Kagan, and D. D. Jackson (2002), Plate tectonics and earthquake potential of spreading ridges and oceanic transform faults, in Plate Boundary Zones, Geodyn. Ser., vol. 30, pp. 203-218, AGU, Washington, D. C.
6. Boettcher, M. S., and T. H. Jordan (2004), Earthquake scaling relations for mid-ocean ridge transform faults, J. Geophys. Res., 109, B12302, doi:10.1029/2004JB003110. (Pubitemid 40294699)
7. Boettcher, M. S., G. Hirth, and B. Evans (2007), Olivine friction at the base of oceanic seismogenic zones, J. Geophys. Res., 112, B01205, doi:10.1029/2006JB004301. (Pubitemid 47248892)
8. Bonatti, E., and J. Honnorez (1976), Sections of the Earth's crust in the equatorial Atlantic, J. Geophys. Res., 81(23), 4140-4116.
9. Brace, W. F., and D. L. Kohlstedt (1980), Limits on litho-spheric stress imposed by laboratory experiment, Geophys. Res. Lett., 85(B11), 6248-6252.
10. Braunmiller, J., and J. Náblek (2008), Segmentation of the Blanco Transform Fault Zone from earthquake analysis: Complex tectonics of an oceanic transform fault, J. Geophys. Res., 113, B07108, doi:10.1029/2007JB005213.
11. Brun, J., and P. Cobbold (1980), Strain heating and thermal softening in continental shear zones: A review, J. Struct. Geol., 2, 149-158, doi:10.1016/0191-8141(80)90045-0. (Pubitemid 11454268)
12. Canales, J. P., J. L. R. S. Detrick, and J. A. Collins (2000), Crustal and upper mantle seismic structure beneath the rift mountains and across a nontransform offset at the Mid? Atlantic Ridge (35n), J. Geophys. Res., 105, 2699-2719.
13. Cannat, M., et al. (1995), Thin crust, ultramafic exposures, and rugged faulting patterns at the Mid-Atlantic Ridge (22°-24°N), Geology, 23, 49-52, doi:10.1130/0091-7613(1995)0230049: TCUEAR2.3.CO;2.
14. Chen, Y., and W. J. Morgan (1990), A nonlinear rheology model for mid-ocean ridge axis topography, J. Geophys. Res., 95, 17,583-17,604.
15. Cherkaoui, A. S. M., W. S. D. Wilcock, R. A. Dunn, and D. R. Toomey (2003), A numerical model of hydrothermal cooling and crustal accretion at a fast spreading mid-ocean ridge, Geochem. Geophys. Geosyst., 4(9), 8616, doi:10.1029/2001GC000215.
16. David, C., T. F. Wong, W. Zhu, and J. Zhang (1994), Laboratory measurement of compaction-induced permeability change in porous rocks: Implications for the generation and maintenance of pore pressure excess in the crust, Pure Appl. Geophys., 143, 425-456.
17. Detrick, R. S., M. H. Cormier, R. A. Prince, D. W. Forsyth, and E. L. Ambos (1987), Seismic constraints on the crustal structure within the Vema fracture zone, J. Geophys. Res., 87(B13), 10,599-10,612.
18. Detrick, R. S., R. S. White, and G. M. Purdy (1993), Crustal structure of North Atlantic fracture zones, Rev. Geophys., 31(4), 439-458. (Pubitemid 24423438)
19. Dick, H. J. B. (1989), Abyssal peridotites, very slow spreading ridges and ocean ridge magmatism, Geol. Soc. Spec. Publ., 42, 71-105.
20. Embley, R. W., and D. S. Wilson (1992), Morphology of the Blanco transform fault zone-NE Pacific: Implications for its tectonic evolution, Mar. Geophys. Res., 14, 25-45.
21. Embley, R. W., L. D. Klum, G. Massoth, D. Abbott, and M. Holmes (1987), Morphology, structure and resonance potential of the Blanco Transform Fault Zone, in Geology and Resource Potential for the Continental Margin of Western North America and Adjacent Ocean Basins-Beaufort Sea to Baja California, Earth Sci. Ser., vol. 6, edited by D. W. Scroll, A. Grantz, and J. G. Vetter, pp. 549-562, Circum-Pac. Res. Counc., Houston, Tex.
22. Engeln, J. F., D. A. Wiens, and S. Stein (1986), Mechanisms and depths of Atlantic transform earthquakes, J. Geophys. Res., 91, 548-577.
23. Escartin, J., G. Hirth, and B. Evans (2001), Strength of slightly serpentinized peridotites: Implications for the tectonics of oceanic lithosphere, Geology, 29, 1023-1026. (Pubitemid 35376268)
24. Fleitout, L., and C. Froidevaux (1980), Thermal and mechanical evolution of shear zones, J. Struct. Geol., 2, 159-164, doi:10.1016/0191-8141(80)90046-2.
25. Francis, T. J. (1981), Serpentinization faults and their role in the tectonics of slow spreading ridges, J. Geophys. Res., 86(B12), 11,616-11,622.
26. Furlong, K. P., S. D. Sheaffer, and R. Malservisi (2001), Thermal-rheological controls on deformation within oceanic transforms, The Nature and Tectonic Significance of Fault Zone Weakening, Geol. Soc. Spec. Publ., 186, 65-83. (Pubitemid 32931992)
27. Grove, T. L., S. W. Parman, S. A. Bowring, R. C. Price, and M. B. Baker (2002), The role of an H20-rich fluid component in the generation of primitive basaltic andesites and andesites from the Mt. Shasta region, N California, Contrib. Mineral. Petrol., 142, 375-396.
28. Grove, T. L., N. Chatterjee, S. W. Parman, and E. Médard (2006), The influence of H2O on mantle wedge melting, Earth Planet. Sci. Lett., 249(1-2), 74-89, doi:10.1016/j.epsl.2006.06.043. (Pubitemid 44283516)
29. Hacker, B. R. (2008), H2O subduction beyond arcs, Geochem. Geophys. Geosyst., 9, Q03001, doi:10.1029/2007GC001707.
30. Hirth, G., and D. Kohlstedt (2003), Rheology of the upper mantle and the mantle wedge: A view from the experimentalists, in Inside the Subduction Factory, Geophys. Monogr. Ser., vol. 138, edited by J. Eiler, pp. 83-105, AGU, Washington, D. C.
31. Kelley, D. S., and K. M. Gillis (2002), Petrologic constraints upon hydrothermal circulation, paper presented at InterRidge Theoretical Institute: Thermal Structure of Ocean Crust and Dynamics of Hydrothermal Circulation, Pavia, Italy.
32. Kirby, S. H. (1983), Rheology of the lithosphere, Rev. Geophys., 21(6), 1458-1487.
33. McKenzie, D. P. (1969), Speculations on the consequences and causes of plate motions, Geophys. J. R. Astron. Soc, 18, 1-32.
34. Moore, D. E., D. A. Lockner, M. Shengli, R. Summers, and J. D. Byerlee (1997), Strengths of serpentinite gouges at elevated temperatures, J. Geophys. Res., 102(B7), 14,787-14,801.
35. OHanley, D. S. (1996), Serpentinites: Recorders of Tectonic and Petrological History, 296 pp., Oxford Univ. Press, New York.
36. Phipps Morgan, J., and Y. J. Chen (1993), The genesis of oceanic crust: Magma injection, hydrothermal circulation, and crustal flow, J. Geophys. Res., 98, 6283-6297.
37. Phipps Morgan, J., and D. W. Forsyth (1988), Three-dimensional flow and temperature perturbations due to a transform offset: Effects on oceanic crustal and upper mantle structure, J. Geophys. Res., 93, 2955-2966.
38. Phipps Morgan, J., and E. M. Parmentier (1984), Lithospheric stress near a ridge-transform intersection, Geophys. Res. Lett., 11(2), 113-116. (Pubitemid 14624024)
39. Phipps Morgan, J., E. M. Parmentier, and J. Lin (1987), Mechanisms for the origin of mid-ocean ridge axial topography: Implications for the thermal and mechanical structure of accreting plate boundaries, J. Geophys. Res., 92, 12,823-12,836.
40. Poli, S., and M. W. Schmidt (2002), Petrology of subducted slabs, Annu. Rev. Earth Planet. Sci., 30, 207-235. (Pubitemid 35374813)
41. Reinen, L. A., J. D. Weeks, and T. E. Tullis (1994), The frictional behavior of lizardite and antigorite serpentinites: Experiments, constitutive models, and implications for natural faults, Pure Appl. Geophys., 143, 318-358.
42. Rodríguez, C, D. Sellés, M. Dungan, C. Langmuir, and W. Leeman (2007), Adakitic dacites formed by intracrustal crystal fractionation of water-rich parent magmas at Nevado de Longaví volcano (36.2 s; Andean southern volcanic zone, central Chile), J. Petrol., 48(11), 2033-2061. (Pubitemid 350028265)
43. Shen, Y., and D. W. Forsyth (1992), The effects of temperature-and pressure-dependent viscosity on three-dimensional passive flow of the mantle beneath a ridge-transform system, J. Geophys. Res., 97, 19,717-19,728.
44. Sleep, N. H. (1975), Formation of oceanic crust: Some thermal constraints, J. Geophys. Res., 80(29), 4037-4042.
45. Trehu, A. M., and S. C. Solomon (1983), Earthquakes in the Orozco transform zone: Seismicity, source mechanisms, and tectonics, J. Geophys. Res., 88(B10), 8203-8225.
46. Van Avendonk, H. J. A., A. J. Harding, J. A. Orcutt, and J. S. McClain (1998), A two-dimensional tomographic study of the Clipperton transform fault, J. Geophys. Res., 103(B8), 17,885-17,899.
47. van Keken, P. E., et al. (2008), A community benchmark for subduction zone modeling, Phys. Earth Planet. Inter., 171 (1-4), 187-197, doi:10.1016/j.pepi.2008.04.015.
48. Wiens, D. A., and S. Stein (1983), Age dependence of oceanic intraplate seismicity and implications for lithospheric evolution, J. Geophys. Res., 88, 6455-6468. (Pubitemid 14454199)
49. Wilcock, W. S. D., G. M. Purdy, and S. C. Solomon (1990), Microearthquake evidence for extension across the Kane transform fault, J. Geophys. Res., 95(B10), 15,439-15,462.
50. Zoback, M. D., and J. Townend (2001), Implications of hydrostatic pore pressures and high crustal strength for the deformation of intraplate lithosphere, Tectonophysics, 336, 19-30. (Pubitemid 32745572)