Upper crustal velocity structure beneath the central lucky strike segment from seismic refraction measurements

Geochemistry, Geophysics, Geosystems

Volumn 11, Issue 5, 2010, Pages

  Seher, Tim ^a,b   Singh, Satish C ^a   Crawford, Wayne C ^a   Escartín, Javier ^a  

^a INSTITUT DE PHYSIQUE DU GLOBE DE PARIS   (France)

^b MASSACHUSETTS INSTITUTE OF TECHNOLOGY   (United States)

Author keywords

Mid Atlantic Ridge; Lucky Strike; Seismic refraction; tomography; Oceanic crust

Indexed keywords

EID: 77953194553     PISSN: 15252027     EISSN: 15252027     Source Type: Journal    
DOI: 10.1029/2009GC002894     Document Type: Article

References (73)

1. Atwater, T. (1970), Implications of plate tectonics for the Cenozoic tectonic evolution of western North America, Geol. Soc. Am. Bull., 81, 3513-3536, doi:10.1130/0016-7606(1970)81[3513:IOPTFT]2.0.CO;2.
2. Atwater, T. (1989), Plate tectonics 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.
3. Atwater, T., and J. Severinghaus (1989), Tectonic maps of the northeast Pacific, 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. 15-20, Geol. Soc. of Am., Boulder, Colo.
4. Batiza, R. (1977a), Oceanic crustal evolution: Evidence from the petrology and geochemistry of isolated oceanic central volcanoes, Ph. D. thesis, 295 pp., Univ. of Calif., San Diego, La Jolla.
5. Batiza, R. (1977b), Petrology and geochemistry of Guadalupe Island: An alkalic seamount on a fossil ridge crest, Geology, 5, 760-764, doi:10.1130/0091-7613(1977)5<760:PACOGI>2.0.CO;2.
6. Batiza, R., and D. Vanko (1984), Petrology of young Pacific seamounts, J. Geophys. Res., 89, 11,235-11,260, doi:10.1029/JB089iB13p11235.
7. Batiza, R., and D. Vanko (1985), Petrologic evolution of large failed rifts in the eastern Pacific: Petrology of volcanic rocks from the Mathematician Ridge area and the Guadalupe Trough, J. Petrol, 26, 564-602.
8. Batiza, R., T. J. Bernatowicz, C. M. Hohenberg, and F. A. Podosek (1979), Relations of noble gas abundances to petrogenesis and magmatic evolution of some oceanic basalts and related differentiated volcanic rocks, Contrib. Mineral. Petrol., 69, 301-313, doi:10.1007/BF00372332.
9. Bender, J. F., F. N. Hodges, and A. E. Bence (1978), Petrogenesis of basalts from the project FAMOUS area: Experimental studies from 0 to 15 kilobars, Earth Planet. Sci. Lett., 41, 277-302, doi:10.1016/0012-821X(78) 90184-X.
10. Benoit, M., A. Aguillon-Robles, T. Calmus, R. C. Maury, H. Bellon, J. Cotten, J. Bourgois, and F. Michaud (2002), Geochemical diversity of late Miocene volcanism in southern Baja California, Mexico: Implication of mantle and crustal sources during the opening of an asthenospheric window, J. Geol, 110, 627-648, doi:10.1086/342735. (Pubitemid 36211238)
11. 39Ar laser fusion ages of feldspars from volcanic rocks from seamounts offshore southern and peninsular California, U. S. Geol Surv. Open File Rep., 94-587, 20 pp.
12. Bohrson, W. A., and M. R. Reid (1995), Petrogenesis of alkaline basalts from Socorro Island, Mexico: Trace element evidence for contamination of ocean island basalt in the shallow ocean crust, J. Geophys. Res., 100, 24,555-24,576, doi:10.1029/95JB01483.
13. Bohrson, W. A., and M. R. Reid (1997), Genesis of silicic peralkaline volcanic rocks in an ocean island setting by crustal melting and open-system processes: Socorro Island, Mexico, J. Petrol, 38, 1137-1166, doi:10.1093/petrology/38.9.1137.
14. Bohrson, W. A., M. R. Reid, A. Grunder, M. T. Heizler, T. M. Harrison, and J. Lee (1996), Prolonged history of silicic peralkaline volcanism in the eastern Pacific Ocean, J. Geophys. Res., 101, 11,457-11,474, doi:10.1029/96JB00329.
15. Castillo, P. R., E. Klein, J. Bender, C. Langmuir, S. Shirey, R. Batiza, and W. White (2000), Petrology and Sr, Nd, and Pb isotope geochemistry of mid-ocean ridge basalt glasses from the 11d̀45'N to 15d̀00'N segment of the East Pacific Rise, Geochem. Geophys. Geosyst., 1 (11), 1011, doi:10. 1029/1999GC000024.
16. Castillo, P. R., D. A. Clague, A. S. Davis, and P. F. Lonsdale (2010), Petrogenesis of Davidson Seamount lavas and its implications for fossil spreading center and intraplate magmatism in the eastern Pacific, Geochem. Geophys. Geosyst., 11, Q02005, doi:10.1029/2009GC002992.
17. Church, S. E., and M. Tatsumoto (1975), Lead isotope relations in oceanic ridge basalts from the Juan de Fuca-Gorda Ridge area, N. E. Pacific Ocean, Contrib. Mineral. Petrol, 53, 253-279, doi:10.1007/BF00382443.
18. Clague, D. A., and G. B. Dalrymple (1987), The Hawaiian-Emperor volcanic chain, part I: Geological evolution, in Volcanism in Hawaii, edited by R. Decker et al., U. S. Geol. Surv. Prof. Pap., 1350 (1), 5-54.
19. Clague, D. A., J. R. Reynolds, and A. S. Davis (2000), Nearridge seamounts chains in the northeastern Pacific Ocean, J. Geophys. Res., 105, 16,541-16,561, doi:10.1029/2000JB900082.
20. Clague, D. A., A. S. Davis, and J. E. Dixon (2003), Submarine strombolian eruptions on the Gorda mid-ocean ridge, in Explosive Subaqueous Volcanism, Geophys. Monogr. Ser., vol. 140, edited by J. D. L. White, J. L. Smellie, and D. A. Clague, pp. 111-128, AGU, Washington, D. C.
21. Clague, D. A., J. B. Paduan, and A. S. Davis (2009a), Widespread strombolian eruptions of mid-ocean ridge basalt, J. Volcanol. Geotherm. Res., 180, 171-188, doi:10.1016/j.jvolgeores.2008.08.007.
22. Clague, D. A., J. B. Paduan, R. A. Duncan, J. J. Huard, A. S. Davis, P. R. Castillo, P. Lonsdale, and A. DeVogelaere (2009b), Five million years of compositionally diverse, episodic volcanism: Construction of Davidson Seamount atop an abandoned spreading center, Geochem. Geophys. Geosyst., 10, Q12009, doi:10.1029/2009GC002665.
23. Cole, R. B., and A. R. Basu (1992), Middle Tertiary volcanism during ridge-trench interactions in western California, Science, 258, 793-796, doi:10.1126/science.258.5083.793.
24. Cole, R. B., and A. R. Basu (1995), Nd-Sr isotopic geochemistry and tectonics of ridge subduction and middle Cenozoic volcanism in western California, Geol. Soc. Am. Bull., 107, 167-179, doi:10.1130/0016-7606(1995) 107<0167:NSIGAT>2.3.CO;2.
25. Cousens, B. L. (1996), Magmatic evolution of Quaternary mafic magmas at Long Valley caldera and Devils Postpile, California: Effects of crustal contamination on lithospheric mantle-derived magmas, J. Geophys. Res., 101, 27,673-27,689, doi:10.1029/96JB02093.
26. Cox, K. G., J. D. Bell, and R. J. Pankhurst (1979), The Interpretation of Igneous Rocks, 450 pp., Allen and Unwin, London.
27. Davis, A. S., and D. A. Clague (1987), Geochemistry, mineralogy, and petrogenesis of basalt from the Gorda Ridge, J. Geophys. Res., 92, 10,467-10,483, doi:10.1029/JB092iB10p10467.
28. Davis, A. S., and D. A. Clague (1990), Gabbroic xenoliths from the northern Gorda Ridge: Implications for magma chamber processes under slow spreading ridges, J. Geophys. Res., 95, 10,885-10,905.
29. Davis, A. S., and D. A. Clague (2000), President Jackson Seamounts, northern Gorda Ridge: Tectonomagmatic relationship between on- and off-axis volcanism, J. Geophys. Res., 105, 27,939-27,956, doi:10.1029/2000JB900291.
30. Davis, A. S., and D. A. Clague (2003), Hyaloclastite from Miocene seamounts offshore central California: Compositions, eruption styles, and depositional processes, in Explosive Subaqueous Volcanism, Geophys. Monogr. Ser., vol. 140, edited by J. D. L. White, J. L. Smellie, and D. A. Clague, pp. 129-142, AGU, Washington, D. C.
31. Davis, A. S., D. A. Clague, and W. F. Friesen (1994), Petrology and mineral chemistry of basalt from Escanaba Trough, southern Gorda Ridge, U. S. Geol. Surv. Bull., 2022, 153-170.
32. Davis, A. S., S. H. Gunn, W. A. Bohrson, L. B. Gray, and J. R. Hein (1995), Chemically diverse sporadic volcanism at seamounts offshore southern and Baja California, Geol. Soc. Am. Bull., 107, 554-570, doi:10.1130/0016- 7606(1995)107<0554:CDSVAS>2.3.CO;2.
33. Davis, A. S., D. F. Siems, and W. A. Bohrson (1996), Volcanic rocks from Rocas Alijos, in Rocas Alijos, Scientific Results of the Cordell Expedition, edited by R. W. Schmieder, Monogr. Biol., vol. 75, pp. 75-91, Kluwer Acad., Dordrecht, Netherlands.
34. Davis, A. S., D. A. Clague, and W. M. White (1998), Geochemistry of basalt from Escanaba Trough: Evidence for sediment contamination, J. Petrol., 39, 841-858, doi:10.1093/petrology/39.5.841.
35. Davis, A. S., D. A. Clague, W. A. Bohrson, G. B. Dalrymple, and H. G. Greene (2002), Seamounts at the continental margin of California: A different kind of oceanic volcanism, Geol. Soc. Am. Bull., 114, 316-333, doi:10.1130/0016-7606(2002)114<0316:SATCMO>2.0.CO;2.
36. Davis, A. S., D. A. Clague, and J. B. Paduan (2007), Diverse origins of xenoliths from seamounts at the continental margin, offshore central California, J. Petrol., 48, 829-852, doi:10.1093/petrology/egm003. (Pubitemid 47090600)
37. Davis, A. S., D. A. Clague, B. L. Cousens, R. Keaten, and J. B. Paduan (2008), Geochemistry of basalt from the North Gorda segment of the Gorda Ridge: Evolution toward ultraslow spreading ridge lavas due to decreasing magma supply, Geochem. Geophys. Geosyst., 9, Q04004, doi:10.1029/2007GC001775.
38. Dickinson, W. R. (1997), Overview: Tectonic implications of Cenozoic volcanism in coastal California, Geol. Soc. Am. Bull., 109, 936-954, doi:10.1130/0016-7606(1997)109<0936:OTIOCV>2.3.CO;2.
39. Duncan, R. A., and R. A. Keller (2004), Radiometric ages for basement rocks from the Emperor Seamounts, ODP Leg 197, Geochem. Geophys. Geosyst., 5, Q08L03, doi:10.1029/2004GC000704.
40. Gee, J., H. Staudigel, and J. H. Natland (1991), Geology and petrology of Jasper Seamount, J. Geophys. Res., 96, 4083-4105, doi:10.1029/90JB02364.
41. Ghiorso, M. S., and R. O. Sack (1995), Chemical mass transfer in magmatic processes IV: A revised and internally consistent thermodynamic model for the interpolation and extrapolation of liquid-solid equilibria in magmatic systems at elevated temperatures and pressures, Contrib. Mineral. Petrol., 119, 197-212, doi:10.1007/BF00307281.
42. Graham, D. W., A. Zindler, M. D. Kurz, W. J. Jenkins, R. Batiza, and H. Staudigel (1988), He, Pb, Sr and Nd isotope constraints on magma genesis and mantle heterogeneity beneath young Pacific seamounts, Contrib. Mineral. Petrol., 99, 446-463, doi:10.1007/BF00371936.
43. Haase, K. M., C. W. Devey, D. F. Mertz, P. Stoffers, and D. Garbe-Schoenberg (1996), Geochemistry of lavas from Mohns Ridge, Norwegian-Greenland Sea: Implications for melting conditions and magma sources near Jan Mayen, Contrib. Mineral. Petrol., 123, 223-237, doi:10.1007/ s004100050152.
44. Haase, K. M., C. W. Devey, and M. Wienke (2003), Magmatic processes and mantle heterogeneity beneath the slow-spreading Kolbeinsey Ridge segment, North Atlantic, Contrib. Mineral. Petrol., 144, 428-448.
45. Hawkins, J. W., E. C. Allison, and D. MacDougall (1971), Volcanic petrology and geologic history of Northeast Bank, southern California borderland, Geol. Soc. Am. Bull., 82 (1), 219-227, doi:10.1130/0016-7606(1971) 82[219:VPAGHO]2.0.CO;2.
46. Hellebrand, E., J. E. Snow, H. J. B. Dick, and A. Hofmann (2001), Coupled major and trace elements as indicators of extent of melting in mid-ocean ridge peridotites, Nature, 410, 677-681, doi:10.1038/35070546. (Pubitemid 32290351)
47. Johnson, D. M., P. R. Hooper, and R. M. Conrey (1999), XRF analysis of rocks and minerals for major and trace elements on a single low dilution Li-tetraborate fused bead, Adv. X Ray Anal., 41, 843-867.
48. Knaack, C., S. Cornelius, and P. R. Hooper (1994), Trace element analysis of rocks and minerals by ICP-MS, open file report, Dep. of Geol., Wash. State Univ., Pullman.
49. Konter, J. G., H. Staudigel, J. Blichert-Toft, B. B. Hanan, M. Polve, G. R. Davies, N. Shimizu, and P. Schiffman (2009), Geochemical stages at Jasper Seamount and the origin of intraplate volcanoes, Geochem. Geophys. Geosyst., 10, Q02001, doi:10.1029/2008GC002236.
50. 39Ar age calculations, Comput. Geosci., 28, 605-619, doi:10.1016/S0098-3004(01)00095-4.
51. 39 Ar incremental heating technique, Chem. Geol, 166, 139-158, doi:10.1016/S0009-2541(99)00188-6.
52. 39Ar dating of the oldest oceanic basement basalts in the western Pacific basin, Geochem. Geophys. Geosyst, 4 (11), 8914, doi:10.1029/2003GC000574.
53. Lonsdale, P. (1991), Structural patterns of the Pacific floor offshore of peninsular California, in The Gulf and Peninsular Province of the Californias, edited by J. P. Dauphin, G. Ness, and B. R. T. Simoneit, AAPG Mem., 47, 87-125.
54. Mahood, G. A., and D. R. Baker (1986), Experimental constraints on depths of fractionation of mildly alkalic basalts and associated felsic rocks: Pantelleria, Strait of Sicily, Contrib. Mineral. Petrol., 93, 251-264, doi:10.1007/BF00371327.
55. MBARI Mapping Team (2001), MBARI west coast seamounts and ridges multibeam survey, Digital Data Ser, 7, Monterey Bay Aquarium Res. Inst., Moss Landing, Calif.
56. Mühe, R., H. Bohrman, and D. Garbe-Schoenberg (1997), E-MORB glasses from the Gakkel Ridge (Arctic Ocean) at 87d̀N: Evidence for the Earth's most northerly volcanic activity, Earth Planet. Sci. Lett., 152, 1-9, doi:10.1016/S0012-821X(97)00152-0.
57. Naumann, T. R., and D. J. Geist (1999), Generation of alkalic basalt by crystal fractionation of tholeiitic magma, Geology, 27, 423-426, doi:10.1130/0091-7613(1999)027<0423: GOABBC>2.3.CO;2.
58. Nekvasil, H., A. Dondolini, J. Horn, J. Filiberto, H. Long, and D. H. Lindsley (2004), The origin and evolution of silicasaturated alkalic suites: An experimental study, J. Petrol, 45, 693-721, doi:10.1093/petrology/egg103.
59. Nicholson, C., C. C. Sorlien, T Atwater, J. C. Crowell, and B. P. Luyendyk (1994), Microplate capture, rotation of the western Transverse Ranges, and initiation of the San Andreas transform as a low-angle fault system, Geology, 22, 491-495, doi:10.1130/0091-7613(1994)022<0491:MCROTW>2.3.CO;2.
60. Niu, Y., K. D. Collerson, R. Batiza, J. I. Wendt, and M. Regelous (1999), Origin of enriched-type mid-ocean ridge basalt at ridges far from mantle plumes: The East Pacific Rise at 11d̀20'N, J. Geophys. Res., 104, 7067-7087, doi:10.1029/1998JB900037.
61. Paduan, J. B., D. A. Clague, and A. S. Davis (2007), Erratic continental rocks on volcanic seamounts off the US west coast, Mar. Geol., 246, 1-8, doi:10.1016/j.margeo.2007.07.007. (Pubitemid 350088021)
62. Paduan, J. B., D. A. Clague, and A. S. Davis (2009), Evidence that three seamounts off Southern California were ancient islands, Mar. Geol., 265, 146-156, doi:10.1016/j.margeo. 2009.07.003.
63. Palmer, H. D. (1964), Marine geology of Rodriguez Seamount, Deep Sea Res., 11, 737-756.
64. Perfit, M. R., D. J. Fornari, A. Malahoff, and R. W. Embley (1983), Geochemical studies of abyssal lavas recovered by DSRVAlvin from eastern Galapagos rift, Inca transform and Ecuador rift: 3. Trace element abundances and petrogenesis, J. Geophys. Res., 88, 10,551-10,572, doi:10.1029/JB088iB12p10551. (Pubitemid 14534680)
65. Pringle, M. S., H. Staudigel, and J. Gee (1991), Geochronology of Jasper Seamount: Seven million years of volcanism, Geology, 19, 364-368, doi:10.1130/0091-7613(1991)019<0364:JSSMYO>2.3.CO;2.
66. 39Ar dating, Chem. Geol, 145, 117-152, doi:10.1016/S0009-2541(97)00159-9.
67. Siebe, C. J., C. Komorowski, C. Navarro, J. McHone, H. Delgado, and A. Cortes (1995), Submarine eruption near Socorro Island, Mexico: Geochemistry and scanning electron microscopy studies of floating scoria and reticulite, J. Volcanol. Geotherm. Res., 68, 239-271, doi:10.1016/0377-0273(95)00029-1.
68. Smith, J. R., and R. Batiza (1989), New field and laboratory evidence for the origin of hyaloclastite flows on seamount summits, Bull. Volcanol., 51, 96-114, doi:10.1007/BF01081979.
69. Sun, S. S., and W. F. McDonough (1989), Chemical and isotopic systematics of oceanic basalts: Implications for mantle composition and processes, in Magmatism in the Ocean Basins, edited by A. D. Saunders and M. J. Norry, Geol. Soc. Spec. Publ., 42, 313-345.
70. 205Pb spike for Pb isotopic analysis, Terra Cognita, 4, 209.
71. Weigand, P. W., K. L. Savage, and C. C. Nicholson (2002), The Conejo Volcanics and other Miocene volcanic suites in southwestern California, in Crustal Evolution of the Southwestern United States, edited by A. Barth, Geol. Soc. Am. Spec. Pap., 365, 187-204.
72. White, W. M., A. W. Hofmann, and H. Puchelt (1987), Isotope geochemistry of Pacific mid-ocean ridge basalt, J. Geophys. Res., 92, 4881-4893, doi:10.1029/JB092iB06p04881.
73. Zindler, A., H. Staudigel, and R. Batiza (1984), Isotope and trace element geochemistry of young Pacific seamounts: Implications for the scale of upper mantle heterogeneity, Earth Planet. Sci. Lett., 70, 175-195, doi:10.1016/0012-821X(84)90004-9.