Back-arc spreading and mantle flow in the East Scotia Sea

Geological Society Special Publication

Volumn 219, Issue , 2003, Pages 315-331

  Livermore, Roy ^a  

^a BRITISH ANTARCTIC SURVEY   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

BACKARC BASIN; ISLAND ARC; MANTLE CONVECTION; MID-OCEAN RIDGE BASALT; PLATE BOUNDARY; PLATE TECTONICS; SPREADING CENTER; SUBDUCTION ZONE;

ATLANTIC OCEAN; SCOTIA SEA;

EID: 0346651422     PISSN: 03058719     EISSN: None     Source Type: Book Series    
DOI: 10.1144/GSL.SP.2003.219.01.15     Document Type: Article

References (73)

1. ABRATIS, M. & WÖRNER, G. 2001. Ridge collision, slab-window formation, and the flux of Pacific asthenosphere into the Caribbean realm. Geology, 29, 127-130.
2. ALVAREZ, W. 1982. Geological evidence for the geographical pattern of mantle return flow and the driving mechanism of plate tectonics. Journal of Geophysical Research, 87, 6697-6710.
3. ALVAREZ, W. 2001. Eastbound sublithosphere mantle flow through the Caribbean gap and its relevance to the continental undertow hypothesis. Terra Nova, 13, 333-337.
4. ARGUS, D.F. & GORDON, R.G. 1991. No-net-rotation model of current plate velocities incorporating plate motion model NUVEL-1. Geophysical Research Letters, 18, 2039-2042.
5. AUDOINE, E., SAVAGE, M.K. & GLEDHILL, K. 2000. Seismic anisotropy from local earthquakes in the transition region from a subduction to a strike-slip plate boundary, New Zealand. Journal of Geophysical Research, 105, 8013-8033.
6. BARKER, P.F. 1995. Tectonic framework of the East Scotia Sea. IN: TAYLOR, B. (ed.) Backarc Basins: Tectonics and Magmatism. Plenum, New York, 281-314.
7. BARKER, P.F. & HILL, I.A. 1981. Back-arc extension in the Scotia Sea. Philosophical Transactions of the Royal Society of London, A300, 249-262.
8. BARKER, P.F., BARBER, P.L. & KING, E.C. 1984. An early Miocene ridge crest-trench collision on the South Scotia Ridge near 36°W. Tectonophysics, 102, 315-332.
9. BLACKMAN, D.K., KENDALL, J.-M., DAWSON, P.R., WENK, H.-R., BOYCE, D. & PHIPPS MORGAN, J. 1996. Teleseismic imaging of subaxial flow at mid-ocean ridges: traveltime effects of anisotropic mineral texture in the mantle. Geophysical Journal International, 127, 415-426.
10. BOUIN, M.N. & VIGNY, C. 2000. New constraints on Antarctic Plate motion and deformation from GPS data. Journal of Geophysical Research, 105, 28 279-28 293.
11. BRETT, C. 1977. Seismicity of the South Sandwich Islands region. Geophysical Journal of the Royal Astronomical Society, 51, 453-464.
12. BRUGUIER, N.J. & LIVERMORE, R.A. 2001. Enhanced magma supply at the southern East Scotia Ridge: evidence for mantle flow around the subducting slab? Earth and Planetary Science Letters, 191, 129-144.
13. BUTTLES, J. & OLSON, P. 1998. A laboratory model of subduction zone anisotropy. Earth and Planetary Science Letters, 164, 245-262.
14. CHASE, C.G. 1978. Plate kinematics: the Americas, East Africa, and the rest of the world. Earth and Planetary Science Letters, 37, 355-368.
15. DEMETS, C., GORDON, R.G., ARGUS, D.F. & STEIN, S. 1990. Current plate motions. Geophysical Journal International, 101, 425-478.
16. DEMETS, C., GORDON, R.G., ARGUS, D.F. & STEIN, S. 1994. Effect of recent revisions to the geomagnetic reversal time-scale on estimates of current plate motions. Geophysical Research Letters, 21, 2191-2194.
17. DVORKIN, J., NUR, A., MAVKO, G. & BEN-AVRAHAM, Z. 1993. Narrow subducting slabs and the origin of backarc basalts. Tectonophysics, 227, 63-79.
18. ENGDAHL, E.R., VAN DER HILST, R. & BULAND, R. 1998. Global teleseismic earthquake relocation with improved travel times and procedures for depth determination. Bulletin of the Seismological Society of America, 88, 722-743.
19. FISCHER, K.M. & YANG, X.P. 1994. Anisotropy in Kuril-Kamchatka subduction zone structure. Geophysical Research Letters, 21, 5-8.
20. FISCHER, K.M., FOUCH, M.J., WIENS, D.A. & BOETTCHER, M.S. 1998. Anisotropy and flow in Pacific subduction zone back-arcs. Pure and Applied Geophysics, 151, 463-475.
21. FISCHER, K.M., PARMENTIER, E.M., STINE, A.R. & WOLF, E.R. 2000. Modeling anisotropy and plate-driven flow in the Tonga subduction zone back arc. Journal of Geophysical Research, 105, 16 181-16 191.
22. FORSYTH, D.W. 1975. Fault plane solutions and tectonics of the South Atlantic and Scotia Sea. Journal of Geophysical Research, 80, 1429-1443.
23. FOUCH, M.J. & FISCHER, K.M. 1996. Mantle anisotropy beneath northwest Pacific subduction zones. Journal of Geophysical Research,. 101, 15 987-16 002.
24. FOUCH, M.J. & FISCHER, K.M. 1998. Shear wave anisotropy in the Mariana subduction zone. Geophysical Research Letters, 25, 1221-1224.
25. FRETZDORFF, S., LIVERMORE, R.A., DEVEY, C.W., LEAT, P.T. & STOFFERS, P. 2002. Petrogenesis of the back-arc East Scotia Ridge, South Atlantic Ocean. Journal of Petrology, 43, 1435-1467.
26. 238 disequilibrium in East Scotia back-arc basalts: implications for slab contributions. Geology, in press.
27. GARFUNKEL, Z., ANDERSON, C.A. & SCHUBERT, G. 1986. Mantle circulation and the lateral migration of subducted slabs. Journal of Geophysical Research, 91, 7205-7223.
28. GERMAN, C.R., LIVERMORE, R.A., BAKER, E.T., BRUGUIER, N.I., CONNELLY, D.P., CUNNINGHAM, A.P., MORRIS, P., ROUSE, I.P., STATHAM, P.J. & TYLER, P.A. 2000. Hydrothermal plumes above the East Scotia Ridge: an isolated high-latitude back-arc spreading centre. Earth and Planetary Science Letters, 184, 241-250.
29. HALL, C.E., FISCHER, K.M., PARMENTIER, E.M. & BLACKMAN, D.K. 2000. The influence of plate motions on three-dimensional back arc mantle flow and shear wave splitting. Journal of Geophysical Research, 105, 28 009-28 033.
30. HAMILTON, I.W. 1989. Geophysical investigations of subduction-related processes in the Scotia Sea. PhD Thesis, University of Birmingham, UK.
31. HELFFRICH, G., WIENS, D.A., VERA, E., BARRIENTOS, S., SHORE, P., ROBERTSON, S. & ADAROS, R. 2002. A teleseismic shear-wave splitting study to investigate mantle flow around South America and implications for plate-driving forces. Geophysical Journal International, 149, F1-F7.
32. HERGT, J.M. & HAWKESWORTH, C.J. 1994. Pb-, Sr, and Nd-isotopic evolution of the Lau Basin: Implications for mantle dynamics during backarc opening. In: HAWKINS, J.W., PARSON, L.M., ALLAN, J.T. et al. Proceedings of the Ocean Drilling Program, Scientific Results, 135, 505-517.
33. HERRSTROM, E.A., REAGAN, M.K. & MORRIS, J.D. 1995. Variations in lava composition associated with flow of asthenosphere beneath southern Central America. Geology, 23, 617-620.
34. HILL, I.A. & BARKER, P.F. 1980. Evidence for Miocene back-arc spreading in the central Scotia Sea. Geophysical Journal of the Royal Astronomical Society, 63, 427-440.
35. KLEIN, E.M. & LANGMUIR, C.H. 1987. Global correlations of ocean ridge basalt chemistry with axial depth and crustal thickness. Journal of Geophysical Research, 92, 8089-8115.
36. LARTER, R.D., VANNESTE, L.E., MORRIS, P. & SMYTHE, D.K. 2003. Structure and tectonic evolution of the South Sandwich arc. In: LARTER, R.D. & LEAT, P.T. (eds) Intra-oceanic Subduction Systems: Tectonic and Magmatic Processes. Geological Society, London, Special Publications, 219, 255-284.
37. LEAT, P.T., LIVERMORE, R.A., MILLAR, I.L. & PEARCE, J.A. 2000. Magma supply in back-arc spreading centre segment E2, East Scotia Ridge. Journal of Petrology, 41, 845-866.
38. LE ROEX, A.P., DICK, H.J.B., RFID, A.M., FREY, F.A., ERLANK, A.J. & HART, S.R. 1985. Petrology and geochemistry of basalts from the American-Antarctic Ridge, Southern Ocean: implications for the westward influence of the Bouvet mantle plume. Contributions to Mineralogy and Petrology, 90, 367-380.
39. LIVERMORE, R., CUNNINGHAM, A., VANNESTE, L. & LARTER, R. 1997. Subduction influence on magma supply at the East Scotia Ridge. Earth and Planetary Science Letters, 150, 261-275.
40. LIVERMORE, R., MCADOO, D. & MARKS, K. 1994. Scotia sea tectonics from high-resolution satellite gravity. Earth and Planetary Science Letters, 123, 255-268.
41. LIVERMORE, R.A. & WOOLLETT, R.W. 1993. Sea-floor spreading in the Weddell Sea and southwest Atlantic since the Late Cretaceous. Earth and Planetary Science Letters, 117, 475-495.
42. MA, Y. & COCHRAN, J.R. 1996. Transitions in axial morphology along the Southeast Indian Ridge. Journal of Geophysical Research, 101, 15 849-15 866.
43. MALDONADO, A., BALANYA, J.C., BARNOLAS, A., GALINDO-ZALDIVAR, J., HERNANDEZ, J., JABALOY, A., LIVERMORE, R., MARTINEZ-MARTINEZ, J.M., RODRIGUEZ-FERNANDEZ, J., DE GALDEANO, C.S., SOMOZA, L., SURINACH, E. & VISERAS, C. 2000. Tectonics of an extinct ridge-transform intersection, Drake Passage (Antarctica). Marine Geophysical Researches, 21, 43-68.
44. MARTINEZ, F. & TAYLOR, B. 2002. Mantle wedge control on back-arc crustal accretion. Nature, 416, 417-420.
45. MARTINEZ, F. & TAYLOR, B. 2003. Controls on back-arc crustal accretion: Insights from the Lau, Manus and Mariana basins. In: LARTER, R.D. & LEAT, P.T. (eds) Intra-oceanic Subduction Systems: Tectonic and Magmatic Processes. Geological Society, London, Special Publications, 219, 19-54.
46. MCKENZIE D.P. 1969. Speculations on the consequences and causes of plate motions. Geophysical Journal of the Royal Astronomical Society, 18, 1-32.
47. MILLEN, D.W. & HAMBURGER, M.W. 1998. Seismological evidence for tearing of the Pacific Plate at the northern termination of the Tonga subduction zone. Geology, 26, 659-662.
48. MÜLLER, C. 2001. Upper mantle seismic anisotropy beneath Antarctica and the Scotia Sea region. Geophysical Journal International, 147, 105-122.
49. PEARCE, J.A., ERNEWEIN, M., BLOOMER, S.H., PARSON, L.M., MURTON, B.J. & JOHNSON, L.E. 1995a. Geochemistry of Lau Basin volcanic rocks: influence of ridge segmentation and arc proximity. In: SMELLIE, J.L. (ed.) Volcanism Associated with Extension at Consuming Plate Margins. Geological Society, London, Special Publications, 81, 53-75.
50. PEARCE, J.A., KEMPTON, P.D., NOWELL, G.M. & NOBLE, S.R. 1999. Hf-Nd element and isotope perspective on the nature and provenance of mantle and subduction components in Western Pacific arc-basin systems. Journal of Petrology, 40, 1579-1611.
51. PEARCE, J.A., LEAT, P.T., BARKER, P.F. & MILLAR, I.L. 1995b. Geochemical evidence for mantle dynamics and mantle melting beneath the Scotia Sea and surrounding region. Eos, Transactions, American Geophysical Union, 76(46), Fall Meeting Supplement, F542.
52. PEARCE, J.A., LEAT, P.T., BARKER, P.F. & MILLAR, I.L. 2001. Geochemical tracing of Pacific-to-Atlantic upper-mantle flow through the Drake passage. Nature, 410, 457-461.
53. PEATE, D.W., KOKFELT, T.F., HAWKESWORTH, C.J., VAN CALSTEREN, P.W., HERGT, J.M. & PEARCE, J.A. 2001. U-series isotope data on Lau Basin glasses: the role of subduction-related fluids during melt generation in back-arc basins. Journal of Petrology, 42, 1449-1470.
54. PEYTON, V., LEVIN, V., PARK, J., BRANDON, M., LEES, J., GORDEEV, E. & OZEROV, A. 2001. Mantle flow at a slab edge: Seismic anisotropy in the Kamchatka region. Geophysical Research Letters, 28, 379-382.
55. RICHTER, F. & MCKENZIE, D.P. 1978. Simple plate models of mantle convection. Journal of Geophysics, 44, 441-471.
56. ROBERTSON MAURICE, S.D., WIENS, D.A., KOPER, K.D. & VERA, E. 2003. Crustal and upper mantle structure of southernmost South America inferred from regional waveform inversion. Journal of Geophysical Research. 108(B)1, ESE15-1-ESE15-10, 2038. 10.1029/2002JB001828.
57. ROGNSTAD, M. 1992. HAWAII-MR1: a new underwater mapping tool. In: International Conference on Signal Processing and Technology. DSP Associates, Newton, MA, 900-905. World Wide Web address: http://www.soest.hawaii.edu/HMRG/MR1/index.html
58. RUSSO, R.M. & SILVER, P.G. 1994. Trench-parallel flow beneath the Nazca Plate from seismic anisotropy. Science, 263, 1105-1111.
59. RUSSO, R.M. & SILVER, P.G. 1996. Cordillera formation, mantle dynamics, and the Wilson cycle. Geology, 24, 511-514.
60. SAVAGE, M.K. 1999. Seismic anisotropy and mantle deformation: what have we learned from shear wave splitting? Reviews of Geophysics, 37, 65-106.
61. SCHOUTEN, H., DICK, H.J.B. & KLITGORD, K.D. 1987. Migration of mid-ocean-ridge volcanic segments. Nature, 326, 835-839.
62. SHAH, A.K. & SEMPERE, J.C. 1998. Morphology of the transition from an axial high to a rift valley at the Southeast Indian Ridge and the relation to variations in mantle temperature. Journal of Geophysical Research, 103, 5203-5223.
63. SLEEP, N. & TOKSÖZ, M.N. 1971. Evolution of marginal basins. Nature, 233, 548-550.
64. SMITH, G.P., WIENS, D.A., FISCHER, K.M., DORMAN, L.M., WEBB, S.C. & HILDEBRAND, J.A. 2001. A complex pattern of mantle flow in the Lau backarc. Science, 292, 713-716.
65. SMITH, W.H.F. & SANDWELL, D.T. 1994. Bathymetric prediction from dense satellite altimetry and sparse shipboard bathymetry. Journal of Geophysical Research, 99, 21 803-21 824.
66. THOMAS, C., LIVERMORE, R.A. & POLLITZ, F. 2003. Motion of the Scotia Sea plates. Geophysical Journal International, in press.
67. TURNER, S. & HAWKESWORTH, C. 1998. Using geochemistry to map mantle flow beneath the Lau Basin. Geology, 26, 1019-1022.
68. VANNESTE, L.E. & LARTER, R.D. 2002. Sediment subduction, subduction erosion, and strain regime in the northern South Sandwich forearc. Journal of Geophysical Research, 107(B7), EPM5-1-EPM5-24, 2149, 10.1029/2001JB000396.
69. VANNESTE, L.E., LARTER, R.D. & SMYTHE, D.K. 2002. Slice of intraoceanic arc: Insights from the first multichannel seismic reflection profile across the South Sandwich island arc. Geology, 30, 819-822.
70. VUAN, A., RUSSI, M. & PANZA, G.F. 2000. Group velocity tomography in the subantarctic Scotia Sea region. Pure and Applied Geophysics, 157, 1337-1357.
71. WINDER, R.O. & PEACOCK, S.M. 2001. Viscous forces acting on subducting lithosphere. Journal of Geophysical Research, 106, 21 937-21 951.
72. YANG, X.P., FISCHER, K.M. & ABERS, G.A. 1995. Seismic anisotropy beneath the Shumagin Islands segment of the Aleutian-Alaska subduction zone. Journal of Geophysical Research, 100, 18 165-18 177.
73. YOGODZINSKI, G.M., LEES, J.M., CHURIKOVA, T.G., DORENDORF, F., WÖERNER, G. & VOLYNETS, O.N. 2001. Geochemical evidence for the melting of subducting oceanic lithosphere at plate edges. Nature, 409, 500-504.