Trace element and isotope geochemistry of the volcanic rocks of Bequia, Grenadine Islands, Lesser Antilles arc: A study of subduction enrichment and intra-crustal contamination

Journal of Petrology

Volumn 37, Issue 1, 1996, Pages 117-143

  Smith, T E ^a   Thirlwall, M F ^b   Macpherson, C ^b  

^a UNIVERSITY OF WINDSOR   (Canada)

^b UNIVERSITY OF LONDON   (United Kingdom)

Author keywords

Arc lavas; Lesser Antilles; Radiogenic isotopes; Trace elements

Indexed keywords

ARC LAVAS; ASSIMILATION; GEOCHEMISTRY; ISOTOPIC COMPOSITION; PETROGENESIS; RADIOGENIC ISOTOPES; TRACE ELEMENTS; VOLCANIC ROCK; VOLCANIC ROCKS;

GRENADINE ISLANDS, BEQUIA; LESSER ANTILLES, GRENADINE ISLANDS, BEQUIA;

EID: 0029752221     PISSN: 00223530     EISSN: None     Source Type: Journal    
DOI: 10.1093/petrology/37.1.117     Document Type: Article

References (61)

1. Bebout, G. E., 1991. Geometry and mechanisms of fluid flow at 15 to 45 kilometer depths in an early Cretaceous accretionary complex. Geophysical Research Letters 18, 923-926.
2. Ben Othman, D., White, W. M. & Patchett, J., 1989. The geochemistry of marine sediments, island arc magma genesis, and crust-mantle recycling. Earth and Planetary Science Letters 94, 1-21.
3. Bouysse, P., 1988. Opening of the Grenada back-arc basin and the evolution of the Caribbean plate during the Mesozoic and Early Paleogene. Tectonophysics 149, 121-143.
4. Briden, J. C., Rex, D. C., Faller, A. M. & Tomblin, J. F., 1979. K-Ar geochronology and palaeomagnetism of volcanic rocks in the Lesser Antilles island arc. Philosophical Transactions of the Royal Society of London, Series A 291, 485-528.
5. Cas, R. A. F. & Wright, J. V., 1987. Volcanic Successions Modern and Ancient. London: Allen and Unwin, 528 pp.
6. Davidson, J. P., 1983. Lesser Antilles isotopic evidence of the role of subducted sediments in island arc magma genesis. Nature 306, 253-256.
7. Davidson, J. P., 1985. Mechanisms of contamination in Lesser Antilles island arc magmas from radiogenic and oxygen isotopic relationships. Earth and Planetary Science letters 72, 163-174.
8. Davidson, J. P., 1986. Isotopic and trace element constraints on the petrogenesis of subduction-related lavas from Martinique, Lesser Antilles. Journal of Geophysical Research 91(B6), 5943-5962.
9. Davidson, J. P., 1987. Crustal contamination versus subduction zone enrichment: examples from the Lesser Antilles and implications for mantle source compositions of island arc volcanic rocks. Geochimica et Cosmochimica Acta 51, 2185-2198.
10. Davidson, J. P. & Harmon, R. S., 1989. Oxygen isotopic constraints on the petrogenesis of volcanic arc magmas from Martinique, Lesser Antilles. Earth and Planetary Science Letters 95, 255-270.
11. Davidson, J. P., Boghossian, N. D. & Wilson, M., 1993. The geochemistry of the igneous rock suite of St Martin, Northern Lesser Antilles. Journal of Petrology 34, 839-866.
12. DePaolo, D. J., 1981a. Trace element and isotopic effects of combined wallrock assimilation and fractional crystallization. Earth and Planetary Science Letters 53, 189-202.
13. DePaolo, D. J., 1981b. A neodymium and strontium isotopic study of the Mesozoic calc-alkaline granitic batholiths of the Sierra Nevada and Peninsular Ranges, California. Journal of Geophysical Research 86, 10470-10488.
14. DePaolo, D. J., Perry, F. V. & Baldridge, W. S., 1992. Crustal versus mantle sources of granitic magmas: a two parameter model based on Nd isotopic studies. Transactions of the Royal Society of Edinburgh 83, 439-446.
15. Faure, G., 1986. Principles of Isotope Geology, 2nd edn. New York: John Wiley, 589 pp.
16. 2+, Ca and Mn. Journal of Petrology 24, 256-265.
17. Gill, J., 1981. Orogenic Andesites and Plate Tectonics. Berlin: Springer-Verlag, 390 pp.
18. Goldberg, E. D., Koide, M., Schmitt, R. A. & Smith, R. H., 1963. Rare-earth distributions in marine environment. Journal of Geophysical Research 68, 4209-4217.
19. Green, T. H., 1982. Anatexis of mafic crust and high pressure crystallization of andesite. In: Thorpe, R. S. (ed.) Andesites. Chichester: John Wiley, pp. 465-487.
20. Hanson, G. N. & Langmuir, C. H., 1978. Modelling of major elements in mantle-melt systems using trace element approaches. Geochimica et Cosmochimica Acta 42, 725-742.
21. Hart, S. R., 1984. A large-scale isotope anomaly in the Southern Hemisphere mantle. Nature 509, 753-757.
22. Hawkesworth, C. J., Gallagher, K., Hergt, J. M. & McDermott, F., 1993. Mantle and slab contributions in arc magmas. Annual Reviews in Earth and Planetary Science 21, 175-204.
23. Hildreth, W. & Moorbath, S., 1988. Crustal contributions to arc magmatism in the Andes of central Chile. Contributions to Mineralogy and Petrology 98, 455-489.
24. Hofmann, A. W., Jochum, K. P., Seufert, M. & White, W. M., 1986. Nb and Pb in oceanic basalts: new constraints on mantle evolution. Earth and Planetary Science Letters 79, 33-45.
25. Hole, M. J., Saunders, A. D., Marriner, G. F. & Tarney, J., 1984. Subduction of pelagic sediments: implications for the origin of Ce-anomalous basalts from the Mariana Islands. Journal of the Geological Society, London 141, 453-472.
26. James, D. E., 1981. The combined use of oxygen and radiogenic isotopes as indicators of crustal contamination. Annual Reviews, Earth and Planetary Science 9, 311-344.
27. Kalamarides, R. I., 1986. High-temperature oxygen isotope fractionation among the phases of the Kiglapait Intrusion, Labrador, Canada. Chemical Geology (Isotope Geoscience Section) 58, 303-310.
28. Kyser, T. K., 1990. Stable isotopes in the continental lithospheric mantle. In: Menzies, M. (ed.) Continental Mantle. Oxford: Oxford Science, pp. 127-156.
29. Mattey, D. P. & Macpherson, C. M., 1993. High precision oxygen isotope microanalysis of ferromagnesian minerals by laser-fluorination. Chemical Geology (Isotope Geoscience Section) 105, 305-318.
30. Mattey, D. P., Lowry, D. & Macpherson, C. G., 1994. Oxygen isotope compositions of mantle peridotites. Earth and Planetary Science Letters 128, 231-241.
31. McCulloch, M. T., 1993. The role of subducted slabs in an evolving earth. Earth and Planetary Science Letters 115, 89-100.
32. McDonough, W. F., 1991. Partial melting of subducted oceanic crust and isolation of its residual eclogitic Iithology. Philosophical Transactions of the Royal Society of London 335, 181-192.
33. Montgomery, C., 1979. Uranium-lead geochronology of the Archean Imataca Series, Venezuelan Guyana Shield. Contributions to Mineralogy and Petrology 64, 167-176.
34. Morris, J., 1989. Subduction, volcanism, and change in the earth. Carnegie Institution of Washington Yearbook 88, 116-122.
35. Morris, J., Leeman, W. P. & Tera, F., 1990. The subducted component in island arc lavas: constraints from Be isotopes and B-Be systematics. Nature 344, 31-36.
36. O'Nions, R. K., 1984. Isotopic abundances relevant to the identification of magma sources. Philosophical Transactions of the Royal Society of London, Series A 301, 591-603.
37. O'Nions, R. K., Carter, S. R., Cohen, R. S., Evensen, N. W. & Hamilton, P. J., 1978. Pb, Nd, and Sr isotopes in oceanic ferromanganese deposits and ocean floor basalts. Nature 273, 435-438.
38. Peacock, S. M., 1990. Fluid processes in subduction zones. Science 248, 329-337.
39. Pearce, J. A., 1984. Role of the sub-continental lithosphere in magma genesis at active continental margins. In: Hawkesworth, C. J. & Norry, M. J. (eds) Continental Basalts and Mantle Xenoliths. Nantwich, UK: Shiva, pp. 230-249.
40. Perfit, M. R., Gust, D. A., Bence, A. E., Arculus, R. J. & Taylor, S. R., 1980. Chemical characteristics of island arc basalts: implications for mantle sources. Chemical Geology 30, 227-256.
41. Shervais, J. W., 1982. Ti-V plots and the petrogenesis of modern and ophiolitic lavas. Earth and Planetary Science Letters 59, 101-118.
42. Speed, R. A. & Walker, J. A., 1991. Oceanic crust of the Grenada Basin in the Southern Lesser Antilles Arc Platform. Journal of Geophysical Research 96(B3), 3835-3851.
43. Sun, S.-S., 1980. Lead isotopic study of young volcanic rocks from mid-ocean ridges, ocean islands and island arcs. Philosophical Transactions of the Royal Society of London, Series A 297, 409-445.
44. Tatsumi, Y., 1989. Migration of fluid phases and genesis of basalt magmas in subduction zones. Journal of Geophysical Research 94, 4697-4707.
45. Tatsumi, Y., Hamilton, D. L. & Nesbitt, R. W., 1986. Chemical characteristics of fluid phase released from subducted lithosphere and origin of arc magmas: evidence from high-pressure experiments and natural rocks. Journal of Volcanology and Geothermal Research 29, 293-309.
46. 86Sr systematics in igneous rocks. Earth and Planetary Science Letters 47, 243-254.
47. Taylor, S. R. & McClennan, S. M., 1985. The Continental Crust: its Composition and Evolution. Oxford: Blackwell Scientific, 312 pp.
48. Thirlwall, M. F., 1982. A triple filament method for rapid and precise analysis of rare-earth elements by isotope dilution. Chemical Geology 35, 155-166.
49. Thirlwall, M. F. & Graham, A. M., 1984. Evolution of high-Ca, high-Sr C-series basalts from Grenada, Lesser Antilles: the effects of intra-crustal contamination. Journal of the Geological Society of London 141, 427-445.
50. Thirlwall, M. F., Smith, T. E., Graham, A. M. & Davidson, J. P., 1991. Constraints on the origin of arc lava HFSE anomalies from basalts of the Lesser Antilles. Terra Abstracts 3, 44.
51. Thirlwall, M. F., Smith, T. E., Graham, A. M., Theodorou, P., Rollings, P., Davidson, J. P. & Arculus, R. J., 1994. High field strength element anomalies in arc lavas, source or process? Journal of Petrology 35, 819-838.
52. Thirlwall, M. F., Lowry, D., MacPherson, C. G., Smith, T. E., Arculus, R. J. & Graham, A. M., 1995. Laser fluorination oxygen isotope geochemistry of the southern Lesser Antilles Arc. Terra Abstracts 7, 229.
53. Thompson, R. N., Morrison, M. A., Dickin, A. P. & Hendry, G. L., 1983. Continental flood basalts . . . arachnids rule OK? In: Hawkesworth, C. J. & Norry, M. J. (eds) Continental Basalts and Mantle Xenoliths. Nantwich, UK: Shiva, pp. 158-185.
54. Vroon, P. Z., van Bergen, M. J., White, W. M. & Varekamp, J. C., 1993. Sr-Nd-Pb isotope systematics of the Banda Arc, Indonesia: combined subduction and assimilation of continental material. Journal of Geophysical Research 98, 22349-22366.
55. Vukadinovic, D., 1993. Are Sr enrichments in arc basalts due to plagioclase accumulation? Geology 21, 123-126.
56. Weaver, B. L., 1991. Trace element evidence for the origin of ocean-island basalts. Geology 19, 123-126.
57. Westercamp, D., Andreieff, P., Bouysse, P., Mascle, A. & Baubron, J-C., 1985. Géologie de l'archipel des Grenadines (Petites Antilles Méridionales). Étude monographique. Documents du Bureau de Recherches Géologiques et Minières 92, 198 pp.
58. White, W. M., 1985. Sources of oceanic basalts: radiogenic isotope evidence. Geology 13, 115-118.
59. White, W. M. & Dupré, B., 1986. Sediment subduction and magma genesis in the Lesser Antilles: isotopic and trace element constraints. Journal of Geophysical Research 91, 5927-5941.
60. Wright, T. L. & Doherty, P. C., 1970. A linear programming and least squares computer method for solving petrological mixing problems. Geological Society of America Bulletin 81, 1995-2008.
61. Wyllie, P. J., Huang, W-L., Stern, C. R. & Maaloe, S., 1976. Granitic magmas: possible and impossible sources, water contents, and crystallization sequences. Canadian Journal of Earth Sciences 13, 1007-1019.