Seismic anisotropy beneath the lower half of the North Island, New Zealand

Journal of Geophysical Research: Solid Earth

Volumn 104, Issue B9, 1999, Pages 20277-20286

  Marson Pidgeon, Katrina ^a,d   Savage, Martha Kane ^a   Gledhill, Ken ^b   Stuart, Graham ^c  

^a VICTORIA UNIVERSITY OF WELLINGTON   (New Zealand)

^b GNS SCIENCE   (New Zealand)

^c UNIVERSITY OF LEEDS   (United Kingdom)

^d AUSTRALIAN NATIONAL UNIVERSITY   (Australia)

Author keywords

[No Author keywords available]

Indexed keywords

MANTLE PROCESS; OLIVINE; SEISMIC ANISOTROPY; VELOCITY STRUCTURE;

NEW ZEALAND; NORTH ISLAND;

EID: 0344207331     PISSN: 21699313     EISSN: 21699356     Source Type: Journal    
DOI: 10.1029/1999jb900212     Document Type: Article

References (35)

1. Adams, R.D., and D.E. Ware, Subcrustal earthquakes beneath New Zealand: Locations determined with a laterally inhomogeneous velocity model, N. Z. J. Geol. Geophys., 20, 59-83, 1977.
2. Ando, M., Y. Ishikawa, and F. Yamazaki, Shear wave polarization anisotropy in the upper mantle beneath Honshu, Japan, J. Geophys. Res., 88, 5850-5864, 1983.
3. Ansell, J.H., and S.C. Bannister, Shallow morphology of the subducted Pacific plate along the Hikurangi margin, New Zealand, Phys. Earth Planet. Inter., 93, 3-20, 1996.
4. Babuska, V., and M. Cara, Seismic Anisotropy in the Earth, 217 pp., Kluwer Acad., Norwell, Mass., 1991.
5. Beanland, S., The North Island dextral fault belt, Hikurangi subduction margin, New Zealand, Ph.D. thesis, Victoria Univ. of Wellington, Wellington, 1995.
6. Blackman, D.K., and J.M. Kendall, Sensitivity of teleseismic body waves to mineral textures and melt in the mantle beneath a mid-ocean ridge, Philos. Trans. R. Soc. London, 355, 217-231, 1997.
7. Bock, G., R. Kind, A. Rudloff, and G. Asch, Shear-wave anisotropy in the upper mantle beneath the Nazca plate in northern Chile, J. Geophys. Res., 103, 24,333-24,345, 1998.
8. 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, 25-41, 1987.
9. Crampin, S., A review of wave motion in anisotropic and cracked elastic media, Wave Motion, 3, 343-391, 1981.
10. Dziewonski, A.M., G. Ekstrom, and M.P. Salganik, Centroid-moment tensor solutions for July-September 1993, Phys. Earth Planet. Inter., 83, 165-174, 1994.
11. Fischer, K.M., and X. Yang, Anisotropy in Kuril-Kamchatka subduction zone structure, Geophys. Res. Lett., 21, 5-8, 1994.
12. Fouch, M.J., and K.M. Fischer, Mantle anisotropy beneath northwest Pacific subduction zones, J. Geophys. Res., 101, 15,987-16,002, 1996.
13. Galea, P., Upper mantle anisotropy in the S.W. Pacific from earthquake travel-time analysis, Phys. Earth Planet. Inter., 76, 229-239, 1993.
14. Gledhill, K., and D. Gubbins, SKS splitting and the seismic anisotropy of the mantle beneath the Hikurangi subduction zone, New Zealand, Phys. Earth Planet. Inter., 95, 227-236, 1996.
15. Gledhill, K., and G. Stuart, Seismic anisotropy in the fore-arc region of the Hikurangi subduction zone, New Zealand, Phys. Earth Planet. Inter., 95, 211-225, 1996.
16. Hess, H.H., Seismic anisotropy of the uppermost mantle under oceans, Nature, 203, 629-631, 1964.
17. Mainprice, D., and P.G. Silver, Interpretation of SKS waves using samples from the subcontinental lithosphere, Phys. Earth Planet. Inter., 78, 257-280, 1993.
18. Marson, K., Seismic anisotropy beneath the lower half of the North Island, New Zealand, Msc thesis, Victoria Univ. of Wellington, Wellington, 1997.
19. Marson-Pidgeon, K., and M.K. Savage, Frequency-dependent anisotropy in Wellington, New Zealand, Geophys. Res. Lett., 24, 3297-3300, 1997.
20. Matcham, I., M.K. Savage, and K.R. Gledhill, Distribution of seismic anisotropy in the subduction zone beneath the Wellington region, New Zealand, Geophys. J. Int., in press, 1999.
21. Meade, C., P.G. Silver, and S. Kaneshima, Laboratory and seismological observations of lower mantle isotropy, Geophys. Res. Lett., 22, 1293-1296, 1995.
22. Okada, T., T. Matsuzawa, and A. Hasegawa, Shear-wave polarization anisotropy beneath the north-eastern part of Honshu, Japan, Geophys. J. Int., 123, 781-797, 1995.
23. Ribe, N.M., Seismic anisotropy and mantle flow, J. Geophys. Res., 94, 4213-4223, 1989.
24. Ribe, N.M., On the relation between seismic anisotropy and finite strain, J. Geophys. Res., 97, 8737-8747, 1992.
25. Robinson, R., Seismicity, structure and tectonics of the Wellington region, New Zealand, Geophys. J. R. Astron. Soc., 87, 379-409, 1986.
26. Russo, R.M., and P.G. Silver, Trench-parallel flow beneath the Nazca plate from seismic anisotropy, Science, 263, 1105-1111, 1994.
27. Shearer, P., and J. Orcutt, Anisotropy in the oceanic lithosphere - Theory and observations from the Ngendei seismic refraction experiment in the south-west Pacific, Geophys. J. R. Astron. Soc., 80, 493-526, 1985.
28. Sheriff, R.E., Nomogram for Fresnel-zone calculation, Geophysics, 45, 968-972, 1980.
29. Shih, X.R., R.P. Meyer, and J.F. Schneider, Seismic anisotropy above a subducting plate, Geology, 19, 807-810, 1991.
30. Silver, P.G., Seismic anisotropy beneath the continents: probing the depths of geology, Annu. Rev. Earth Planet. Sci., 24, 385-432, 1996.
31. Silver, P., and W. Chan, Shear wave splitting and subcontinental mantle deformation, J. Geophys. Res., 96, 16,429-16,454, 1991.
32. Taylor, D. B., ANISEIS manual, Appl. Geophys. Software, Inc., Houston, Tex., 1995.
33. Vauchez, A., and A. Nicolas, Mountain building: strike-parallel motion and mantle anisotropy, Tectonophysics, 185, 183-191, 1991.
34. Yang, X., K.M. Fischer, and G.A. Abers, Seismic anisotropy beneath the Shumagin Islands segment of the Aleutian-Alaska subduction zone, J. Geophys. Res., 100, 18,165-18,178, 1995.
35. Yu, Y., and J. Park, Hunting for upper mantle anisotropy beneath the Pacific Ocean region, J. Geophys. Res., 99, 15,399-15,421, 1994.