Surface wave tomography: Imaging of the lithosphere-asthenosphere boundary beneath central and southern Africa?

Lithos

Volumn 120, Issue 1-2, 2010, Pages 63-73

  Fishwick, S ^a  

^a UNIVERSITY OF LEICESTER   (United Kingdom)

Author keywords

Asthenosphere; Kimberlites; Lithosphere; Seismic discontinuities; Southern Africa; Surface wave tomography

Indexed keywords

ASTHENOSPHERE; DATA SET; DISCONTINUITY; KIMBERLITE; LITHOSPHERIC STRUCTURE; SEISMIC TOMOGRAPHY; SURFACE WAVE; UPPER MANTLE; VELOCITY STRUCTURE;

SOUTHERN AFRICA;

EID: 78049235962     PISSN: 00244937     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.lithos.2010.05.011     Document Type: Article

References (81)

1. Afonso J.C., Fernandez M., Ranalli G., Griffin W.L., Connolly J.A.D. Integrated geophysical-petrological modeling of the lithosphere and sublithospheric upper mantle: methodology and applications. Geochemistry Geophysics Geosystems 2008, 9. Q05008. 10.1029/2007GC001834.
2. Al-Hajri Y., White N., Fishwick S. Scales of transient convective support beneath Africa. Geology 2009, 37:883-886.
3. Anderson D.L. Lithosphere, asthenosphere, and perisphere. Reviews of Geophysics 1995, 33:125-149.
4. Anderson D.L., Sammis C. Partial melting in the upper mantle. Physics of the Earth and Planetary Interiors 1970, 3:41-50.
5. Artemieva I.M. The continental lithosphere: reconciling thermal, seismic, and petrologic data. Lithos 2009, 109:23-46.
6. Barrell J. The strength of the Earth's crust. Journal of Geology 1914, 22:425-433.
7. Batumike J.M., Griffin W.L., O'Reilly S.Y. Lithospheric mantle structure and the diamond potential of kimberlites in southern D.R. Congo. Lithos 2009, 112S:166-176.
8. Begg G.C., Griffin W.L., Natapov L.M., O'Reilly S.Y., Grand S.P., O'Neill C.J., Hronsky J.M.A., Djomani Y.P., Swain C.J., Deen T., Bowden P. The lithospheric architecture of Africa: seismic tomography, mantle petrology and tectonic evolution. Geosphere 2009, 5:23-50.
9. Bell D.R., Schmitz M.D., Janney P.E. Mesozoic thermal evolution of the southern African mantle lithosphere. Lithos 2003, 71:273-287.
10. Brune J., Dorman J. Seismic waves and earth structure in the Canadian shield. Bulletin. Seismological Society of America 1963, 53:167-210.
11. Cara M., Lévêque J.J. Waveform inversion using secondary observables. Geophysical Research Letters 1987, 14:1046-1049.
12. Carlson R.W., Grove T.L., de Wit M.J., Gurney J.J. Anatomy of an Archean craton: a program for interdisciplinary studies of the Kaapvaal Craton, southern Africa. EOS. Transactions of the American Geophysical Union 1996, 77:273-277.
13. Chevrot S., Zhao L. Multiscale seismic tomography finite-frequency Rayleigh wave tomography of the Kaapvaal craton. Geophysical Journal International 2007, 169:201-215.
14. Clifford T.N. Tectono-metallogenetic units and metallogenetic provinces of Africa. Earth and Planetary Science Letters 1966, 1:421-434.
15. Collier J.S., Minshull T.A., Kendall J.M., Whitmarsh R.B., Rümpker G., Joseph P., Samson P., Lane C.I., Sansom V., Vermeesch P.M., Hammond J., Wookey J., Teanby N., Ryberg T.M., Dean S.M. Rapid continental breakup and microcontinent formation in the western Indian Ocean. EOS. Transactions of the American Geophysical Union 2004, 85:481-487.
16. Crosby, A., Fishwick, S., White, N., in press. Structure and evolution of the intracratonic Congo Basin. Geochemistry Geophysics Geosystems (). doi:10.1029/2009GC003014.
17. Debayle E. SV-wave azimuthal anisotropy in the Australian upper mantle: preliminary results from automated Rayleigh waveform inversion. Geophysical Journal International 1999, 137:747-754.
18. Debayle E., Lévêque J.-J., Cara M. Seismic evidence for a deeply rooted low-velocity anomaly in the upper mantle beneath the northeastern Afro/Arabian continent. Earth and Planetary Science Letters 2001, 193:423-436.
19. Dziewonski A.M., Anderson D.L. Preliminary reference earth model. Physics of the Earth and Planetary Interiors 1981, 25:297-356.
20. Eaton D.W., Darbyshire F., Evans R.L., Grütter H., Jones A.G., Yuan X. The elusive lithosphere-asthenosphere boundary (lab) beneath cratons. Lithos 2009, 109:1-22.
21. Faul U.H., Jackson I. Seismic signatures of temperature variations in the upper mantle. Earth and Planetary Science Letters 2005, 234:119-134.
22. Faure S. World Kimberlites Database, Version 2006-2: Consortium de Recherce en Exploration Minérale CONSOREM 2006, Université du Québec à Montréal.
23. Fernández M., Afonso J.C., Ranalli G. The deep lithospheric structure of the Namibian volcanic margin. Tectonophysics 2010, 481:68-81.
24. Fishwick S. Gradient maps: a tool in the interpretation of tomographic images. Physics of the Earth and Planetary Interiors 2006, 156:152-157.
25. Fishwick S., Reading A.M. Anomalous lithosphere beneath the Proterozoic of western and central Australia: a record of continental collision and intraplate deformation. Precambrian Research 2008, 166:111-121.
26. Fishwick S., Kennett B.L.N., Reading A.M. Contrasts in lithospheric structure within the Australian Craton - insights from surface wave tomography. Earth and Planetary Science Letters 2005, 231:163-176.
27. Fishwick S., Heintz M., Kennett B.L.N., Reading A.M., Yoshizawa K. Steps in lithospheric thickness within eastern Australia, evidence from surface wave tomography. Tectonics 2008, 27. TC4009. 10.1029/2007TC002116.
28. Forte, A., Quéré, S., Moucha, R., Simmons, N. A., Grand, S. P., Mitrovica, J. X., Rowley, D. B., 2010. Joint seismic-geodynamic-mineral physical modelling of African geodynamics: A reconciliation of deep-mantle convection with surface geophysical constraints. Earth and Planetary Science Letters 295, 329-341.
29. Fouch M.J., James D.E., VanDecar J.C., van der Lee S., Kaapvaal Seismic Group Mantle seismic structure beneath the Kaapvaal and Zimbabwe Cratons. South African Journal of Geology 2004, 107:33-44.
30. Gao S.S., Silver P.G., Liu K.H., the Kaapvaal Seismic Group Mantle discontinuities beneath Southern Africa. Geophysical Research Letters 2002, 29. 10.1029/2001GL013834.
31. Goes S., Cammarano F., Hansen U. Shallow mantle temperatures under Europe from P and S wave tomography. Journal of Geophysical Research 2000, 105:11,153-11,169.
32. Griffin W.L., O'Reilly S.Y., Natapov L.M., Ryan C.G. The evolution of lithospheric mantle beneath the Kalahari Craton and its margins. Lithos 2003, 71:215-241.
33. Griffin W.L., O'Reilly S.Y., Afonso J.C., Begg G.C. The composition and evolution of lithospheric mantle: a re-evaluation and its tectonic implications. Journal of Petrology 2008, 50. 1185-1124.
34. Gutenberg B. On the layer of relatively low wave velocity at a depth of about 80km. Bulletin. Seismological Society of America 1948, 38:121-148.
35. Hansen S.E., Nyblade A.A., Julià J., Dirks P.H.G.M., Durrheim R.J. Upper-mantle low-velocity zone structure beneath the Kaapvaal craton from S-wave receiver functions. Geophysical Journal International 2009, 178:1021-1027.
36. Huerta A.D., Nyblade A.A., Reusch A.M. Mantle transition zone structure beneath Kenya and Tanzania: more evidence for a deep-seated thermal upwelling in the mantle. Geophysical Journal International 2009, 177:1249-1255.
37. Jaques A.L., Milligan P.R. Patterns and controls on the distribution of diamondiferous intrusions in Australia. Lithos 2004, 77:783-802.
38. Jelsma H., Barnett W., Richards S., Lister G. Tectonic setting of kimberlites. Lithos 2009, 112S:155-165.
39. Jones A.G., Evans R.L., Muller M.R., Hamilton M.P., Miensopust M.P., Garcia X., Cole P., Ngwinsanyi T., Hutchins D., Fourie C.J.S., Jelsma H., Aravanis T., Pettit W., Webb S., Wasborg J., The SAMTEX Team Area selection for diamonds using magnetotellurics: examples from southern Africa. Lithos 2009, 112S:83-92.
40. Kennett B.L.N. Approximations for surface-wave propagation in laterally varying media. Geophysical Journal International 1995, 122:470-478.
41. Kobussen A.F., Griffin W.L., O'Reilly S.Y., Shee S.R. Ghosts of lithospheres past: imaging an evolving lithospheric mantle in southern Africa. Geology 2008, 36:515-518.
42. Kumar P., Yuan X., Kumar M.R., Kind R., Li X., Chadha R.K. The rapid drift of the Indian tectonic plate. Nature 2007, 449:894-897.
43. Lebedev S., van der Hilst R.D. Global upper-mantle tomography with the automated multimode inversion of surface and s-wave forms. Geophysical Journal International 2008, 173:505-518.
44. Lebedev S., Boonen J., Trampert J. Seismic structure of precambrian lithosphere: new constraints from broadband surface-wave dispersion. Lithos 2009, 109:96-111.
45. Li A., Burke K. Upper mantle structure of southern Africa from Rayleigh wave tomography. Journal of Geophysical Research 2006, 111:B10303. 10.1029/2006JB004321.
46. Lodge A., Helffrich G. Depleted swell root beneath the Cape Verde Islands. Geology 2006, 34:449-452.
47. Moorkamp M., Jones A.G., Fishwick S. Joint inversion of receiver functions, surface wave dispersion and magnetotelluric data. Journal of Geophysical Research 2010, 115:B04318. 10.1029/2009JB00639.
48. Nataf H.-C., Ricard Y. 3SMAC: an a priori tomographic model of the upper mantle based on geophysical modeling. Physics of the Earth and Planetary Interiors 1996, 95:101-122.
49. Nyblade A., Langston C.A. Broadband seismic experiments probe the East African Rift. EOS. Transactions of the American Geophysical Union 2002, 83:405-408.
50. Nyblade A., Birt C., Langston C.A., Owens T.J., Last R.J. Seismic experiment reveals rifting of craton in Tanzania. EOS. Transactions of the American Geophysical Union 1996, 77:520-521.
51. Nyblade A., Dirks P., Durrheim R., Webb S., Jones M., Cooper G., Graham G. Africa array: developing a geosciences workforce for Africa's natural resource sector. The Leading Edge 2008, 27:1358-1361.
52. O'Neill C.J., Moresi L., Jaques A.L. Geodynamic controls on diamond deposits: implications for Australian occurrences. Tectonophysics 2005, 404:217-236.
53. Pasyanos M.E. Lithospheric thickness modeled from long-period surface wave dispersion. Tectonophysics 2010, 481:38-50.
54. Pasyanos M.E., Nyblade A.A. A top to bottom lithospheric study of Africa and Arabia. Tectonophysics 2007, 444:27-44.
55. Pedersen H.A., Fishwick S., Snyder D.B. A comparison of cratonic roots through consistent analysis of seismic surface waves. Lithos 2009, 109:81-95.
56. Plomerová J., Kouba D., Babuška V. Mapping the lithosphere-asthenosphere boundary through changes in surface wave anisotropy. Tectonophysics 2002, 358:175-185.
57. Priestley K., McKenzie D. The thermal structure of the lithosphere from shear wave velocities. Earth and Planetary Science Letters 2006, 244:285-301.
58. Priestley K., Tillmann F. Relationship between the upper mantle high velocity seismic lid and the continental lithosphere. Lithos 2009, 109:112-124.
59. Priestley K., McKenzie D., Debayle E., Pilidou S. The African upper mantle and its relationship to tectonics and surface geology. Geophysical Journal International 2008, 175:1108-1126.
60. Qin Y., Capdeville Y., Maupin V., Montagner J.P. Synthetic dataset to benchmark global tomographic methods. EOS. Transactions of the American Geophysical Union 2006, 87:512.
61. Rychert C.A., Shearer P.M. A global view of the lithosphere-asthenosphere boundary. Science 2009, 324:495-498.
62. Rychert C.A., Shearer P.M., Fischer K.M. Scattered wave imaging of the lithosphere-asthenosphere boundary. Lithos 2010, 120:173-185. (this volume).
63. Sandvol E., Turkelli N., Barazangi M. The Eastern Turkey seismic experiment: the study of a young continent-continent collision. Geophysical Research Letters 2003, 30. 10.1029/2003GL017858.
64. Savage B., Silver P.G. Evidence for a compositional boundary within the lithospheric mantle beneath the Kalahari craton from S receiver functions. Earth and Planetary Science Letters 2008, 272:600-609.
65. Schutt D.L., Lesher C.E. Effects of melt depletion on the density and seismic velocity of garnet and spinel lherzolite. Journal of Geophysical Research 2006, 111:B05401. 10.1029/2003JB002950.
66. Sebai A., Stutzmann E., Montagner J.-P., Sicilia D., Beucler E. Anisotropic structure of the African upper mantle from Rayleigh and Love wave tomography. Physics of the Earth and Planetary Interiors 2006, 155:48-62.
67. Shapiro N.M., Ritzwoller M.H. Thermodynamic constraints on seismic inversions. Geophysical Journal International 2004, 157:1175-1188.
68. Shirey S.B., Harris J.W., Richardson S.H., Fouch M.J., James D.E., Cartigny P., Deines P., Viljoen F. Diamond genesis, seismic structure, and evolution of the Kaapvaal-Zimbabwe Craton. Science 2002, 297:1683-1686.
69. Simons F.J., van der Hilst R.D. Age-dependent seismic thickness and mechanical strength of the Australian lithosphere. Geophysical Research Letters 2002, 29. 10.1029/2002GL014962.
70. Simons F.J., van der Hilst R.D., Montagner J.-P., Zielhuis A. Multimode Rayleigh wave inversion for heterogeneity and azimuthal anisotropy of the Australian upper mantle. Geophysical Journal International 2002, 151:738-754.
71. Stiefenhofer J., Farrow D.J. Geology of the Mwadui kimberlite, Shinyanga district, Tanzania. Lithos 2004, 76:139-160.
72. Stixrude L., Lithgow-Bertelloni C. Mineralogy and elasticity of the oceanic upper mantle: origin of the low-velocity zone. Journal of Geophysical Research 2005, 110:B03204. 10.1029/2004JB002965.
73. Stuart G.W., Kendall M., Bastow I., Binger C., Maguire P., Fowler M. The EAGLE broadband seismic experiment - a study of continental rifting in Ethiopia. EOS. Transactions of the American Geophysical Union 2002, 83:47.
74. Tiberi C., Leroy S., d'Acremont E., Bellhasen N., Ebinger C., Al-Lazki A., Pointu A. Crustal geometry of the northeastern Gulf of Aden passive margin: localization of the deformation inferred from receiver function analysis. Geophysical Journal International 2007, 168:1247-1260.
75. Tibi R., Larson A.M., Nyblade A.A., Shore P.J., Wiens D.A., Nnange J.M., Tabos C., Bekoa A. A broadband seismological investigation of the Cameroon Volcanic Line. EOS. Transactions of the American Geophysical Union 2005, 86. Abstract S11B-0170.
76. van der Lee S. High-resolution estimates of lithospheric thickness from Missouri to Massachusetts, USA. Earth and Planetary Science Letters 2002, 203:15-23.
77. van der Lee S., Marone F., van der Meijde M., Giardini D., Deschamps A., Margheriti L., Burkett P., Solomon S.C., Alves P.M., Chouliaras M., Eshwedi A., Suleiman A.S., Gashut H., Herak M., Ortiz R., Davila J.M., Aguirre A., Vila J., Yelles K. Eurasia-Africa plate boundary region yields new seismographic data. EOS. Transactions of the American Geophysical Union 2001, 82:51.
78. Vernon F., Mellors R., Berger J., Edelman A., al Amri A., Zollwef J., Wolfe C. Observations from regional and teleseismic earthquakes recorded by a deployment of broadband seismometers in the Saudi Arabian shield. EOS. Transactions of the American Geophysical Union 1996, 77:478.
79. Weeraratne D.S., Forsyth D.W., Fischer K.M., Nyblade A.A. Evidence for an upper mantle plume beneath the Tanzanian craton from Rayleigh wave tomography. Journal of Geophysical Research 2003, 108. 10.1029/2001JB001225.
80. Wittlinger G., Farra V. Converted waves reveal a thick and layered tectosphere beneath the Kalari super-craton. Earth and Planetary Science Letters 2007, 254:404-415.
81. Yoshizawa K., Kennett B.L.N. Multimode surface wave tomography for the Australian region using a three-stage approach incorporating finite frequency effects. Journal of Geophysical Research 2004, 109. B02310. 10.1029/2002JB002254.