Thermal structure of oceanic transform faults

Geology

Volumn 35, Issue 4, 2007, Pages 307-310

  Behn, Mark D ^a   Boettcher, Margaret S ^a,b   Hirth, Greg ^a  

^a WOODS HOLE OCEANOGRAPHIC INSTITUTION   (United States)

^b U S GEOLOGICAL SURVEY   (United States)

Author keywords

Fault rheology; Intratransform spreading centers; Mid ocean ridges; Oceanic transform faults

Indexed keywords

FAULT RHEOLOGY; INTRATRANSFORM SPREADING CENTERS; MID-OCEAN RIDGES; OCEANIC TRANSFORM FAULTS; THERMAL STRUCTURE;

COMPUTER SIMULATION; FINITE ELEMENT METHOD; GEOCHEMISTRY; OCEAN STRUCTURES; RHEOLOGY; SEISMOLOGY; TECTONICS; TEMPERATURE; THERMODYNAMICS;

OCEANOGRAPHY;

FINITE ELEMENT METHOD; MANTLE; MID-OCEAN RIDGE; OCEANIC LITHOSPHERE; PLATE MOTION; RHEOLOGY; SEISMICITY; SPREADING CENTER; THERMAL STRUCTURE; THREE-DIMENSIONAL MODELING; TRANSFORM FAULT; UPWELLING;

EID: 34147184337     PISSN: 00917613     EISSN: 00917613     Source Type: Journal    
DOI: 10.1130/G23112A.1     Document Type: Article

References (24)

1. Abercrombie, R.E., and Ekström, G., 2001, Earthquake slip on oceanic transform faults: Nature, v. 410, p. 74-77, doi: 10.1038/35065064.
2. Behn, M.D., Lin, J., and Zuber, M.T., 2002, Evidence for weak oceanic transform faults: Geophysical Research Letters, v. 29, 2207, doi: 10.1029/2002GL015612.
3. Boettcher, M.S., and Jordan, T.H., 2004, Earthquake scaling relations for mid-ocean ridge transform faults: Journal of Geophysical Research, v. 109, B12302, doi: 10.1029/2004JB003110.
4. Boettcher M.S., Hirth, G., and Evans, B., 2007, Olivine friction at the base of the oceanic seismogenic zones: Journal of Geophysical Research, v. 112, B01205, doi: 10.1029/2006JB004301.
5. Cannat, M., Mamaloukas-Frangoulis, V., Auzende, J.-M., Bideau, D., Bonatti, E., Honnorez, J., Lagabrielle, Y., Malavielle, J., and Mevel, C., 1991, A geological cross-section of the Vema fracture zone transverse ridge: Atlantic Ocean: Journal of Geodynamics, v. 13, p. 97-118, doi: 10.1016/02643707(91)90034-C.
6. Chen, W.-P., and Molnar, P., 1983, Focal depths of intracontinental and intraplate earthquakes and their implications for the thermal and mechanical properties of the lithosphere: Journal of Geophysical Research, v. 88, p. 4183-4214.
7. Chen, Y., and Morgan, W.J., 1990, A nonlinear rheology model for mid-ocean ridge axis topography: Journal of Geophysical Research, v. 95, p. 17,583-17,604.
8. Christensen, U., 1983, Convection in a variable-viscosity fluid: Newtonian versus power-law rheology: Earth and Planetary Science Letters, v. 64, p. 153-162, doi: 10.1016/0012-821X(83)90060-2.
9. Dick, H.J.B., Schouten, H., Meyer, P.S., Gallo, D.G., Bergh, H.,Tyce, R., Patriat, P., Johnson, K.T.M., Snow, J., and Fisher, A., 1991, Tectonic evolution of the Atlantis II Fracture Zone, in Von Herzen, R.R, and Robinson, P.T., Proceedings of the Ocean Driffing Program, Scientific results, Volume 118: College Station, Texas, Ocean Drilling Program, p. 359-398.
10. Escartín, J., Hirth, G., and Evans, B., 2001, Strength of slightly serpentinized peridotites: Implications for the tectonics of oceanic lithosphere: Geology, v. 29, p. 1023-1026, doi: 10.1130/ 0091-7613(2001)029<1023:SOSSPI>2.0.CO;2.
11. Furlong, K.P., Sheaffer, S.D., and Malservisi, R., 2001, Thermal-rheological controls on deformation within oceanic transforms, in Holdsworth, R.E., et al., eds., The nature and tectonic significance of fault zone weakening: Geological Society [London] Special Publication 186, p. 65-84.
12. Jaroslow, G.E., Hirth, G., and Dick, H.J.B., 1996, Abyssal peridotite mylonites: Implications for grain-size sensitive flow and strain localization in the oceanic lithosphere: Tectonophysics, v. 256, p. 17-37, doi: 10.1016/00401951(95)00163-8.
13. Lonsdale, P., 1989, Segmentation of the Pacific-Nazca spreading center, 1°N-20°S: Journal of Geophysical Research, v. 94, p. 12,197-12,225.
14. Magde, L.S., and Sparks, D.W., 1997, Three-dimensional mantle upwelling, melt generation, and melt migration beneath segment slow spreading ridges: Journal of Geophysical Research, v. 102, p. 20,571-20,583, doi: 10.1029/97JB01278.
15. McKenzie, D., Jackson, J., and Priestley, K., 2005, Thermal structure of oceanic and continental lithosphere: Earth and Planetary Science Letters, v. 233, p. 337-349, doi: 10.1016/j.epsl.2005.02.005.
16. Menard, H.W., and Atwater, T., 1969, Origin of fivaure zone topography: Nature, v. 222, p. 1037-1040, doi: 10.1038/2221037a0.
17. Niu, Y., and Batiza, R., 1994, Magmatic processes at a slow spreading ridge segment: 26°S Mid-Atlantic Ridge: Journal of Geophysical Research, v. 99, p. 19,719-19,740, doi: 10.1029/94JB01663.
18. Phipps Morgan, J., and Forsyth, D.W., 1988, Three-dimensional flow and temperature perturbations due to a transform offset: Effects on oceanic crust and upper mantle structure: Journal of Geophysical Research, v. 93, p. 2955-2966.
19. Rutter, E.H., and Brodie, K.H., 1987, On the mechanical properties of oceanic transform faults: Annales Tectonicæ, v. 1, p. 87-96.
20. Searle, R.C., 1983, Multiple, closely spaced transform faults in fast-slipping fracture zones: Geology, v. 11, p. 607-611, doi: 10.1130/ 0091-7613 (1983)11<607:MCSTFI>2.0.CO;2.
21. Shaw, P.R., and Lin, J., 1993, Causes and consequences of variations in faulting style at the Mid-Atlantic Ridge: Journal of Geophysical Research, v. 98, p. 21,839-21,851.
22. Shen, Y., and Forsyth, D.W., 1992, The effects of temperature- and pressure- dependent viscosity on three-dimensional passive flow of the mantle beneath a ridge-transform system: Journal of Geophysical Research, v. 97, p. 19,717-19,728.
23. van Wijk, J.W., and Blackman, D.K., 2005, Deformation of oceanic lithosphere near slow-spreading ridge discontinuities: Tectonophysics, v. 407, p. 211-225, doi: 10.1016/j.tecto.2005.08.009.
24. Warren, J.M., and Hirth, G., 2006, Grain size sensitive deformation mechanisms in naturally deformed peridotites: Earth and Planetary Science Letters, v. 248, p. 438-450,