Partial melting of a refractory subducted slab in a Paleoproterozoic island arc: Implications for global chemical cycles

Geology

Volumn 27, Issue 8, 1999, Pages 731-734

  Leybourne, Matthew I ^a,d   Van Wagoner, Nancy ^b   Ayres, Lorne D ^c  

^a UNIVERSITY OF OTTAWA   (Canada)

^b ACADIA UNIVERSITY   (Canada)

^c UNIVERSITY OF MANITOBA   (Canada)

^d GEOLOGICAL SURVEY OF CANADA   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

BASALT; BUDGET CONTROL; HEMATITE; LAKES; RARE EARTHS; SILICA; STRUCTURAL GEOLOGY; TITANIUM;

BASALTIC ROCKS; CONTINENTAL CRUSTS; GREENSTONE BELTS; LIGHT RARE EARTH ELEMENTS; MID OCEAN RIDGE BASALTS; PALEOPROTEROZOIC; PARTIAL MELTING; SUBDUCTING SLABS;

MELTING;

ISLAND ARC; PARTIAL MELTING; PROTEROZOIC; SUBDUCTION;

CANADA; FLIN FLON GREENSTONE BELT; MANITOBA; SASKATCHEWAN;

EID: 84874992213     PISSN: 00917613     EISSN: None     Source Type: Journal    
DOI: 10.1130/0091-7613(1999)027<0731:PMOARS>2.3.CO;2     Document Type: Article

References (26)

1. Ayers, L. D., Van Wagoner, N. A., and Ferreira, W. S., 1991, Voluminous shallow-water to emergent phreatomagmatic basaltic volcaniclastic rocks, Proterozoic (∼1886 Ma) Amisk Lake composite volcano, Flin Flon greenstone belt, Canada, in Sedimentation in volcanic settings: SEPM (Society for Sedimentary Geology) Special Publication 45, p. 175-187.
2. Basaltic Volcanism Project, 1981, Basaltic volcanism on the terrestrial planets: New York, Pergamon Press, 1286 p.
3. Bau, M., and Knittel, U., 1993, Significance of slab-derived partial melts and aqueous fluids for the genesis of tholeiitic and calc-alkaline island-arc basalts: Evidence from Mt. Arayat, Philippines: Chemical Geology, v. 105, p. 233-251.
4. Brenan, J. M., Shaw, H. F., Phinney, D. L., and Ryerson, F. J., 1994, Rutile - Aqueous fluid partitioning of Nb, Ta, Hf, Zr, U and Th: Implications for high field strength element depletions in island-arc basalts: Earth and Planetary Science Letters, v. 128, p. 327-339.
5. Brooks, C. K., Larsen, L. M., and Nielsen, T. F. D., 1991, Importance of iron-rich tholeiitic magmas at divergent plate margins: A reappraisal: Geology, v. 19, p. 269-272.
6. Defant, M. J., and Drummond, M. S., 1990, Derivation of some modern magmas through melting of young subducted lithosphere: Nature, v. 347, p. 662-665.
7. Fisk, M. R., 1986, Mid-ocean ridge basalts from the Galapagos spreading center: Direct probes of magma chambers: Geology, v. 14, p. 204-207.
8. Foley, S. F., and Wheller, G. E., 1990, Parallels in the origin of the geochemical signatures of island arc volcanics and continental potassic igneous rocks: The role of residual titanites: Chemical Geology, v. 85, p. 1-18.
9. Hanski, E. J., 1992, Petrology of the Pechenga ferropicrites and cogenetic, Ni-bearing gabbrowehrlite intrusions, Kola Peninsula, Russia: Geological Survey of Finland Bulletin, v. 367, p. 192.
10. Kepezhinskas, P., McDermott, F., Defant, M. J., Hochstaedter, A., Drummond, M. S., Hawkesworth, C. J., Koloskov, A., Maury, R. C., and Bellon, H., 1997, Trace element and Sr-Nd-Pb isotopic constraints on a three-component model of Kamchatka Arc petrogenesis: Geochimica et Cosmochimica Acta, v. 61, p. 577-600.
11. Lewry, J. F., Thomas, D. J., Macdonald, R., and Chiarenzelli, J., 1990, Structural relations in accreted terranes of the Trans-Hudson Orogen, Saskatchewan; telescoping in a collisional regime?, in Lewry, J. F., and Stauffer, M. R., eds., The Early Proterozoic Trans-Hudson Orogen of North America: Geological Association of Canada Special Paper 37, p. 75-94.
12. Leybourne, M. I., Van Wagoner, N. A., and Ayres, L. D., 1997, Chemical stratigraphy and petrogenesis of the early Proterozoic Amisk Lake volcanic sequence, Flin Flon-Snow Lake Greenstone Belt, Canada: Journal of Petrology, v. 38, p. 1541-1564.
13. Martin, H., 1986, Effect of steeper Archean geothermal gradient on geochemistry of subduction-zone magmas: Geology, v. 14, p. 753-756.
14. McCulloch, M. T., 1993, The role of subducted slabs in an evolving earth: Earth and Planetary Science Letters, v. 115, p. 89-100.
15. McDonough, W. F., 1991, Partial melting of subducted oceanic crust and isolation of its residual eclogitic lithology: Royal Society of London Philosophical Transactions, ser. A, v. 335, p. 407-418.
16. Peacock, S. M., Rushmer, T., and Thompson, A. B., 1994, Partial melting of subducting oceanic crust: Earth and Planetary Science Letters, v. 121, p. 227-244.
17. Pearce, J. A., 1983, Role of sub-continental lithosphere in magma genesis at destructive plate margins, in Hawkesworth, C. J., and Norry, M. J., eds., Continental basalts and mantle xenoliths: Nantwich, Shiva, p. 230-249.
18. Rapp, R. P., and Watson, E. B., 1995, Dehydration melting of metabasalt at 8-32 kbar: Implications for continental growth and crust-mantle recycling: Journal of Petrology, v. 36, p. 891-931.
19. Rogerson, R., Till, M., and McGee, W. A., 1990, High? magmatic gold abundances in unaltered high-titanium ferrobasalts from the Hermit Islands, Papua New Guinea, in Pacific Rim Congress 90, Proceedings Volume 2: Parkville, Victoria, Australia, Australasian Institute of Mining and Metallurgy, p. 507-513.
20. Rudnick, R. L., Barth, M., McDonogh, W. F., and Horn, I., 1998, Rutiles in eclogites; a missing Earth reservoir found?: Geological Society of America Abstracts with Programs, v. 30, p. 207.
21. Ryerson, F. J., and Watson, E. B., 1987, Rutile saturation in magmas: Implications for Ti-Nb-Ta depletion in island-arc basalts: Earth and Planetary Science Letters, v. 86, p. 225-239.
22. Sajona, F. G., Maury, R. C., Bellon, H., Cotten, J., DeFant, M. J., and Pubellier, M., 1993, Initiation of subduction and the generation of slab melts in western and eastern Mindanao, Philippines: Geology, v. 21, p. 1007-1010.
23. Saunders, A. D., Norry, M. J., and Tarney, J., 1991, Fluid influence on the trace element compositions of subduction zone magmas: Royal Society of London Philosophical Transactions, ser. A, v. 335, p. 377-392.
24. Stone, W. E., Crocket, J. H., Fleet, M. E., and Larson, M. S., 1996. PGE mineralization in Archean volcanic systems: Geochemical evidence from thick, differentiated mafic-ultramafic flows, Abitibi greenstone belt, Ontario, and implications for exploration: Journal of Geochemical Exploration, v. 56, p. 237-263.
25. Syme, E. C., Bailes, A. H., Gordon, T. M., and Hunt, P. A., 1987, Zircon geochronology in the Flin Flon belt: Age of Amisk volcanism: Manitoba Department of Energy and Mines Report of Field Activities, p. 105-107.
26. Yogodzinski, G. M., and Kelemen, P. B., 1998, Slab melting in the Aleutians: Implications of an ion probe study of clinopyroxene in primitive adakite and basalt: Earth and Planetary Science Letters, v. 158, p. 53-65.