Subduction-induced strain in the upper mantle east of the Mendocino triple junction, California

Journal of Geophysical Research: Solid Earth

Volumn 105, Issue B4, 2000, Pages 7909-7930

  Hartog, Renate ^a,b   Schwartz, Susan Y ^a  

^a UNIVERSITY OF CALIFORNIA   (United States)

^b UNIVERSITY OF WISCONSIN MADISON   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

MANTLE; STRAIN; SUBDUCTION;

CALIFORNIA; MENDOCINO TRIPLE JUNCTION; UNITED STATES;

EID: 0034629839     PISSN: 21699313     EISSN: 21699356     Source Type: Journal    
DOI: 10.1029/1999jb900422     Document Type: Article

References (72)

1. Alsina, D., and R. K. Snieder, Small-scale sublithospheric Continental mantle deformation; constraints from SKS splitting observations. Geophys. J. Int., 123, 431-448, 1995.
2. Anderson, D. L., Theory of the Earth, 366 pp., Blackwell Sci., Malden, Mass., 1989.
3. Arfken, G. B., Mathematical Methods for Physicists, Academic, San Diego, Calif., 1995.
4. Atwater, T., Implications of plate tectonics for the Cenozoic tectonic evolution of western North America, Geol. Soc. Am. Bull., 81, 3513-3535, 1970.
5. Atwater, T., Plate tectonic history of the northeast Pacific and western North America, in The Geology of North America, vol. N, The Eastern Pacific Ocean and Hawaii, edited by E. L. Winterer, D.M. Hussong, and R.W. Decker, pp. 21-72, Geol. Soc. of Am., Boulder, Colo., 1989.
6. Atwater, T., and J. Stock, Pacific-North America plate tectonics of the Neogene southwestern United States: An update, Int. Geol. Rev., 40, 375-402, 1998.
7. Babuska, V., J. Plomerová, and J. Šilený, Large-scale oriented structures in the subcrustal lithosphere of central Europe, Ann. Geophys., 2, 649-662, 1984.
8. Benz, H. M., and G. Zandt, Teleseismic tomography: Lithospheric structure of the San Andreas fault system in northern and central California, in Seismic Tomography, edited by H. M. Iyer and K. Hirahara, pp. 440-465, Chapman and Hall, New York, 1993.
9. Benz, H., G. Zandt, and D. Oppenheimer, Lithospheric structure of northern California from teleseismic images of the upper mantle, J. Geophys. Res., 97, 4791-4807, 1992.
10. Biasi, G.P., and E.D. Humphreys, P-wave image of the upper mantle structure of central California and southern Nevada, Geophys. Res. Lett., 19, 1161-1164, 1992.
11. Bowman, J. R., and M. Ando, Shear wave splitting in the upper mantle wedge above the Tonga subduction zone, Geophys. J. R. Astron. Soc., 88, 25-42, 1987.
12. Christensen, N. I., The magnitude, symmetry and origin of upper mantle anisotropy based on fabric analysis of ultramafic tectonites, Geophys. J. R. Astron. Soc., 76, 89-111, 1984.
13. DeMets, C., R. G. Gordon, D. F. Argus, and S. Stein, Effect of recent revisions to the geomagnetic reversal time scale on estimates of current plate motions, Geophys. Res. Lett., 21, 2191-2194, 1994.
14. Dickinson, W. R., Tectonic implications of Cenozoic volcanism in coastal California, Geol. Soc. Am. Bull., 109, 936-954, 1998.
15. Dickinson, W. R., and W. S. Snyder, Geometry of subducted slabs related to the San Andreas transform, J. Geol., 87, 609-627, 1979.
16. Dziewonski, A. M., and D. L. Anderson, Travel times and station corrections for P waves at teleseismic distances, J. Geophys. Res., 88, 3295-3314, 1983.
17. Fischer, K. M., and D. A. Wiens, The depth distribution of mantle anisotropy beneath the Tonga subduction zone, Earth Planet. Sci. Lett., 142, 253-260, 1996.
18. Fouch, M. J., and K. M. Fischer, Mantle anisotropy beneath northwest Pacific subduction zone, J. Geophys. Res., 101, 15,987-16,002, 1996.
19. Fouch, M. J., K. M. Fischer, E. M. Parmetier, M. E. Wysession, and T.J. Clark, Shear wave splitting, continental keels, and patterns of mantle flow, J. Geophys. Res., in press, 2000.
20. Furlong, K. P., and T. J. Owens, Lithospheric mantle rollback beneath northern Tibet: Evidence from mantle anisotropy (abstract), Geol. Soc. Am. Bull., 29, 144, 1997.
21. Garnero, E. J., and T. Lay, Lateral variations in lowermost mantle shear wave anisotropy beneath the North Pacific and Alaska, J. Geophys. Res., 102, 8121-8135, 1997.
22. Gripp, A. E., and R. G. Gordon, Current plate velocities relative to the hotspots incorporating the NUVEL 1 global plate motion model, Geophys. Res. Lett., 17, 1109-1112, 1990.
23. Gudmundsson, O., On the effect of diffraction on traveltime measurements, Geophys. J. Int., 124, 304-314, 1996.
24. Hagerty, M. T., and S. Y. Schwartz, The 1992 Cape Mendocino earthquake: Broadband determination of source parameters, J. Geophys. Res., 101, 16,043-16,058, 1996.
25. Hartog, R., and S. Y. Schwartz, New observations of shear wave splitting in central California (abstract), Eos Trans. AGU, 77 (46), Fall Meet. Suppl., F463, 1996.
26. Hearn, E. H., and E. D. Humphreys, Kinematics of the southern Walker Lane belt and motion of the Sierra Nevada block, J. Geophys. Res., 103, 27,033-27,049, 1998.
27. Hearn, T. M., Anisotropic Pn tomography in the Western United States, J. Geophys. Res., 101, 8403-8414, 1996.
28. Heaton, T. H., and S. H. Hartzell, Earthquake hazards on the Cascadia subduction zone, Science, 236, 162-168, 1987.
29. Ismail, W. B., and D. Mainprice, An olivine fabric database: an overview of upper mantle fabrics and seismic anisotropy, Tectonophysics, 296, 145-157, 1998.
30. Ji, S., X. Zhao, and D. Francis, Calibration of shear-wave splitting in the subcontinental upper mantle beneath active orogenic belts using ultramafic xenoliths from the Canadian Cordillera and Alaska, Tectonophysics, 239, 1-27, 1994.
31. Karato, S.-I., Seismic anisotropy in the deep mantle, boundary layers and the geometry of mantle convection, Pure Appl. Geophys., 151, 565-587, 1998.
32. Karato, S.-I., and P. Wu, Rheology of the upper mantle: A synthesis, Science, 260, 771-778, 1993.
33. Karato, S.-I., S. Zhang, M. E. Zimmerman, M. J. Daines, and D. L. Kohlstedt, Experimental studies of shear deformation of mantle materials: Towards structural geology of the mantle, Pure Appl. Geophys., 151, 589-603, 1998.
34. Kendall, J.-M., and P. G. Silver, Constraints from seismic anisotropy on the nature of the lowermost mantle, Nature, 381, 409-412, 1996.
35. Kennett, B. L. N., and E.R. Engdahl, Traveltimes for global earthquake location and phase identification, Geophys. J. Int., 105, 429-465, 1991.
36. Lisowski, M., J. C. Savage, and W. H. Prescott, The velocity field along the San Andreas fault in central and southern California, J. Geophys. Res., 96, 8369-8389, 1991.
37. Liu, H., P. M. Davis, and S. Gao, SKS splitting beneath southern California, Geophys. Res. Lett., 22, 767-770, 1995.
38. Mainprice, D., and P. G. Silver, Interpretation of SKS-waves using samples from the subcontinental lithosphere, Phys. Earth Planet. Inter., 78, 257-280, 1993.
39. McNamara, D. E., T. J. Owens, P. G. Silver, and F. T. Wu, Shear wave anisotropy beneath the Tibetan Plateau, J. Geophys. Res., 99, 13,655-13,665, 1994.
40. Murray, M. H., W. H. Prescott, R. Burgmann, J. T. Freymueller, P. Segall, J. Svarc, S. D. P. Williams, M. Lisowski, and B. Romanowicz, The deformation field of the Pacific-North America plate boundary zone in northern California from geodetic data, 1973-1998 (abstract), Eos Trans. AGU, 79 (45), Fall Meet. Suppl., F192, 1998.
41. Nicolas, A., and N. I. Christensen, Formation of anisotropy in upper mantle peridotites-A review, in Composition, Structure and Dynamics of the Lithosphere/Asthenosphere System, edited by K. Fuchs and C. Froidevaux, Geodyn. Ser., vol 16, pp. 111-123, AGU, Washington D. C., 1987.
42. Nolet, G., Seismic wave propagation and seismic tomography, in Seismic Tomography, edited by G. Nolet, pp. 1-23, D. Reidel, Norwell, Mass., 1987.
43. Oppenheimer, D. H., and J. P. Eaton, Moho orientation beneath central California from regional earthquake travel times, J. Geophys. Res., 89, 10,267-10,282, 1984.
44. Ozalaybey, S., and M. K. Savage, Shear-wave splitting beneath western United States in relation to plate tectonics, J. Geophys. Res., 100, 18,135-18,149, 1995.
45. Paysanos, M. E., D. S. Dreger, and B. Romanowicz, Toward real-time estimation of regional moment tensors, Bull. Seismol. Soc. Am., 86, 1255-1269, 1996.
46. Plomerová, J., J. Šilený, and V. Babuška, Joint interpretation of upper-mantle anisotropy based on teleseismic P-travel time delays and inversion of shear-wave splitting parameters, Phys. Earth Planet. Inter., 95, 293-309, 1996.
47. Prescott, W. H., R. Baxter, R. Burgmann, M. Murray, B. Romanowicz, J. Savage, J. Svarz, and K. Wendt, Broad scale deformation across the Pacific-North America boundary in northern California (abstract), Eos Trans. AGU, 79 (45), Fall Meet. Suppl., F192, 1998.
48. Press, W. H., S. A. Teukolsky, W. T. Vetterling, and N. P. Flannery, Numerical Recipes in C: The Art of Scientific Computing, pp. 695-698, Cambridge Univ. Press, New York, 1992.
49. Pulliam, J., and M. K. Sen, Seismic anisotropy in the core-mantle transition zone, Geophys. J. Int., 135, 113-128, 1998.
50. Restivo, A., and G. Helffrich, Teleseismic shear wave splitting measurements in noisy environments, Geophys. J. Int., 137, 821-830, 1999.
51. Riddihough, R. P., Recent movements of the Juan de Fuca plate system, J. Geophys. Res., 89, 6980-6994, 1984.
52. Ringwood, A. E., Phase transformations and their bearings on the constitution and dynamics of the mantle, Geochim. Cosmochim. Acta, 55, 2083-2110, 1991.
53. Ritsema, J., T. Lay, E.J. Garnero, and H. Benz, Seismic anisotropy in the lowermost mantle beneath the Pacific, Geophys. Res. Lett., 25, 1229-1232, 1998.
54. Rumpker, G., and P. Silver, Apparent shear-wave splitting parameters in the presence of vertically-varying anisotropy, Geophys. J. Int., 135, 790-800, 1998.
55. Russell, S. A., T. Lay, and E. J. Garnero, Seismic evidence for small-scale dynamics in the lowermost mantle at the root of the Hawaiian hotspot, Nature, 396, 255-258, 1998.
56. Russo, R. M., and P. G. Silver, Trench-parallel flow beneath the Nazca plate from seismic anisotropy, Science, 263, 1105-1111, 1994.
57. Sandvol, E., and T. Hearn, Bootstrapping shear-wave splitting errors, Bull. Seismol. Soc. Am., 84, 1971-1977, 1994.
58. Savage, J. C., M. Lisowski, and W. H. Prescott, Strain accumulation in western Washington, J. Geophys. Res., 96, 14,493-14,507, 1991.
59. Savage, M. K., Seismic anisotropy and mantle deformation: What have we learned from shear wave splitting?, Rev. Geophys., 37, 65-106, 1999.
60. Savage, M.K., and P. G. Silver, Mantle deformation and tectonics: Constraints from seismic anisotropy in the western United States, Phys. Earth Planet. Inter., 78, 207-227, 1993.
61. Schwartz, S. Y., and A. Hubert, The state of stress near the Mendocino triple junction from inversion of earthquake focal mechanisms, Geophys. Res. Lett., 24, 1263-1266, 1997.
62. Silver, E. A., Tectonics of the Mendocino triple junction, Geol. Soc. Am. Bull., 82, 2965-2977, 1971.
63. Silver, P. G., Seismic anisotropy beneath the continents: Probing the depths of geology, Annu. Rev. Earth Planet. Sci., 24, 385-432, 1996.
64. Silver, P. G., and W. W. Chan, Shear wave splitting and subcontinental mantle deformation, J. Geophys. Res., 96, 16,429-16,454, 1991.
65. Silver, P. G., and M. K. Savage, The interpretation of shear-wave splitting parameters in the presence of two anisotropic layers, Geophys. J. Int., 119, 949-963, 1994.
66. 4, J. Geophys. Res., 89, 7852-7860, 1984.
67. Wernicke, B., and J. K. Snow, Cenozoic tectonism in the central Basin and Range: Motion of the Sierran-Great Valley Block, Int. Geol. Rev., 40, 403-410, 1998.
68. Wilson, D. S., Deformation of the so-called Gorda plate, J. Geophys. Res., 94, 3065-3075, 1989.
69. Wolfe, C. J., and P. G. Silver, Seismic anisotropy of oceanic upper mantle: Shear wave splitting methodologies and observations, J. Geophys. Res., 103, 749-771, 1998.
70. Zandt, G., and C. R. Carrigan, Small-scale convective instability and upper mantle viscosity under California, Science, 261, 460-463, 1993.
71. Zandt, G., and K. P. Furlong, Evolution and thickness of the lithosphere beneath coastal California, Geology, 10, 376-381, 1982.
72. Zhang, S., and S.-I. Karato, Lattice preferred orientation of olivine aggregates deformed in simple shear, Nature, 375, 774-777, 1995.