High-Ca boninites from the active Tonga Arc

Journal of Geophysical Research: Solid Earth

Volumn 115, Issue 10, 2010, Pages

  Cooper, Lauren B ^a,b,c   Plank, Terry ^a,b,d   Arculus, Richard J ^e   Hauri, Erik H ^f   Hall, Paul S ^a   Parman, Stephen W ^g  

^a BOSTON UNIVERSITY   (United States)

^b Department of Earth and Environmental Sciences   (United States)

^c UNIVERSITY OF GENEVA   (Switzerland)

^d Och Spine at New York Presbyterian Hospitals   (United States)

^e AUSTRALIAN NATIONAL UNIVERSITY   (Australia)

^f GEOPHYSICAL LABORATORY   (United States)

^g BROWN UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

BACKARC BASIN; BONINITE; CALCIUM; CHEMICAL COMPOSITION; ISLAND ARC; MELTING; RARE EARTH ELEMENT; SEAFLOOR SPREADING; SPREADING CENTER; SUBMARINE VOLCANO;

LAU BASIN; PACIFIC OCEAN; TONGA;

EID: 77958600506     PISSN: 21699313     EISSN: 21699356     Source Type: Journal    
DOI: 10.1029/2009JB006367     Document Type: Article

References (97)

1. Albarède, F. (1992), How deep do common basaltic magmas form and differentiate?, J. Geophys. Res., 97(B7), 10,997-11,009, doi:10.1029/ 91JB02927.
2. Anderson, A. T. (1979), Water in some hypersthenic magmas, J. Geol., 87, 509-531, doi:10.1086/628443.
3. Baker, M. B., and E. M. Stolper (1994), Determining the composition of high-pressure mantle melts using diamond aggregates, Geochim. Cosmochim. Acta, 58(13), 2811-2827, doi:10.1016/0016-7037(94)90116-3.
4. Bédard, J. H. (1999), Petrogenesis of boninites from the Betts Cove ophiolite, Newfoundland, Canada: Identification of subducted source components, J. Petrol., 40, 1853-1889, doi:10.1093/petrology/40.12.1853.
5. Bédard, J. H., A. Berclaz, R. Hébert, and V. Varfalvy (2000), Syntexis and the genesis of the oceanic crust, in Ophiolites and Oceanic Crust: New Insights From Field Studies and the Ocean Drilling Program, edited by Y. Dilek, E. M. Moores, D. Elthon, and A. Nicolas, Spec. Pap. Geol. Soc. Am., 349, 105-119.
6. Bevis, M., et al. (1995), Geodetic observations of very rapid convergence and backarc extension at the Tonga Arc, Nature, 374, 249-251, doi:10.1038/374249a0.
7. Bourdon, B., S. Turner, and C. Allègre (1999), Melting dynamics beneath the Tonga-Kermadec island arc inferred from 231Pa-235U systematic, Science, 286, 2491-2493, doi:10.1126/science.286.5449.2491.
8. Caulfield, J. T., S. P. Turner, A. Dosseto, N. J. Pearson, and C. Beier (2008), Source depletion and extent of melting in the Tongan sub-arc mantle, Earth Planet. Sci. Lett., 273(3-4), 279-288, doi:10.1016/j. epsl.2008.06.040.
9. Coish, R. A. (1989), Boninitic lavas in Appalachian ophiolites: A review, in Boninites and Related Rocks, edited by A. J. Crawford, pp. 264-286, Unwin Hyman, London.
10. Cooper, L. B. (2010), Volatiles in Tonga Arc magmas and their role in unraveling subduction zone processes, Ph.D. thesis, Boston Univ., Boston, Mass.
11. Cosca, M. A., R. J. Arculus, J. A. Pearce, and J. G. Mitchell (1998), 40Ar/39AR and K-Ar geochronological age constraints for the inception and early evolution of the Izu-Bonin-Mariana arc system, Isl. Arc, 7, 579-595, doi:10.1111/j.1440-1738.1998.00211.x.
12. Crawford, A. J., L. Beccaluva, and G. Serri (1981), Tectono-magmatic evolution of the West Philippine-Mariana region and the origin of boninites, Earth Planet. Sci. Lett., 54, 346-356, doi:10.1016/0012-821X(81) 90016-9.
13. Crawford, A. J., L. Beccaluva, G. Serri, and J. Dostal (1986), Petrology, geochemistry and tectonic implications of volcanics dredged from the intersection of the Yap and Mariana trenches, Earth Planet. Sci. Lett., 80, 265-280, doi:10.1016/0012-821X(86)90110-X.
14. Crawford, A. J., T. J. Falloon, and D. H. Green (1989), Classification, petrogenesis and tectonic setting of boninites, in Boninites and Related Rocks, edited by A. J. Crawford, pp. 1-49, Unwin Hyman, London.
15. Crawford, W. C., J. A. Hildebrand, L. M. Dorman, S. C. Webb, and D. A. Wiens (2003), Tonga Ridge and Lau Basin crustal structure from seismic refraction data, J. Geophys. Res., 108(B4), 2195, doi:10.1029/ 2001JB001435.
16. Currie, C. A., and R. D. Hyndman (2006), The thermal structure of subduction zone back arcs, J. Geophys. Res., 111, B08404, doi:10.1029/ 2005JB004024.
17. Danyushevsky, L. V., A. V. Sobolev, and T. J. Fallon (1995), North Tongan high-Ca boninite petrogenesis: The role of Somoan plume and sub-duction zone-transform fault transition, J. Geodyn., 20, 219-241, doi:10.1016/0264- 3707(95)00013-Y.
18. Danyushevsky, L. V., F. N. Della-Pasqua, and S. Sokolov (2000), Reequilibration of melt inclusions trapped by magnesian olivine phenocrysts from subduction-related magmas: Petrological implications, Contrib. Mineral. Petrol., 138, 68-83, doi:10.1007/PL00007664.
19. Danyushevsky, L. V., R. A. Leslie, A. J. Crawford, and P. Durance (2004), Melt inclusions in primitive olivine phenocrysts: The role of localized reaction processes in the origin of anomalous compositions, J. Petrol., 45, 2531-2553, doi:10.1093/petrology/egh080.
20. Devine, J. D., J. E. Gardner, H. P. Brack, G. D. Layne, and M. Rutherford (1995), Comparison of microanalytical methods for estimating H2O contents of silicic volcanic glasses, Am. Mineral., 80, 319-328.
21. Elkins Tanton, L. T., T. L. Grove, and J. Donnelly Nolan (2001), Hot shallow melting under the Cascades volcanic arc, Geology, 29, 631-634, doi:10.1130/0091-7613(2001)029<0631:HSMMUT>2.0.CO;2.
22. Elliott, T. R. (2003), Tracers of the slab, in Inside the Subduction Factory, Geophys. Monogr. Ser., vol.138, edited by J. Eiler, pp. 23-45, AGU, Washington, D. C.
23. Escuder Viruete, J., et al. (2006), Magmatic relationships and ages of Caribbean Island arc tholeiites, boninites and related felsic rocks, Dominican Republic, Lithos, 90, 161-186, doi:10.1016/j.lithos.2006.02.001.
24. Ewart, A., and C. J. Hawkesworth (1987), The Pleistocene-Recent Tongan- Kermadec arc lavas: Interpretation of new isotope and rare earth data in terms of a depleted mantle source model, J. Petrol., 28, 295-330.
25. Falloon, T. J., and A. J. Crawford (1991), The petrogenesis of high-calcium boninite lavas dredged from the northern Tonga ridge, Earth Planet. Sci. Lett., 102, 375-394, doi:10.1016/0012-821X(91)90030-L.
26. Falloon, T. J., and L. V. Danyushevsky (2000), Melting of refractory mantle at 1.5, 2 and 2.5 GPa under anhydrous and H2O-undersaturated conditions: Implications for the petrogenesis of high-Ca boninites and the influence of subduction components on mantle melting, J. Petrol., 41, 257-283, doi:10.1093/petrology/41.2.257.
27. Falloon, T. J., D. H. Green, and M. T. McCulloch (1989), Petrogenesis of high-Mg and associated lavas from the north Tonga Trench, in Boninites and Related Rocks, edited by A. J. Crawford, pp. 357-395, Unwin Hyman, London.
28. Falloon, T. J., L. V. Danyushevsky, T. J. Crawford, R. Maas, J. D. Woodhead, S. M. Eggins, S. H. Bloomer, D. J. Wright, S. K. Zlobin, and A. R. Stacey (2007), Multiple mantle plume components involved in the petrogenesis of subduction-related lavas from the northern termination of the Tonga Arc and northern Lau Basin: Evidence from the geochemistry of arc and backarc submarine volcanics, Geochem. Geophys. Geosyst., 8, Q09003, doi:10.1029/2007GC001619.
29. Falloon, T. J., L. V. Danyushevsky, A. J. Crawford, S. Meffre, J. D. Woodhead, and S. H. Bloomer (2008), Boninites and adakites from the northern termination of the Tonga Trench: Implications for adakite petrogenesis, J. Petrol., 49(4), 697-715, doi:10.1093/petrology/egm080.
30. Flower, M. F. J., and H. M. Levine (1987), Petrogenesis of a tholeiiteboninite sequence from Ayios Mamas, Troodos ophiolite: Evidence from splitting of a volcanic arc?, Contrib. Mineral. Petrol., 97, 509-524, doi:10.1007/BF00375328.
31. Gaetani, G. A., and T. L. Grove (1998), The influence of water on melting of mantle peridotite, Contrib. Mineral. Petrol., 131(4), 323-346, doi:10.1007/s004100050396.
32. Grove, T. L., N. Chatterjee, S. W. Parman, and E. Medard (2006), The influence of H2O on mantle wedge melting, Earth Planet. Sci. Lett., 249, 74-89, doi:10.1016/j.epsl.2006.06.043.
33. Hauri, E. (2002), SIMS analysis of volatiles in silicate glasses: 2. Isotopes and abundances in Hawaiian melt inclusions, Chem. Geol., 183, 115-141, doi:10.1016/S0009-2541(01)00374-6.
34. Hauri, E., J. Wang, J. E. Dixon, P. L. King, C. Mandeville, and S. Newman (2002), SIMS analysis of volatiles in silicate glasses: 1. Calibration, matrix effects and comparisons with FTIR, Chem. Geol., 183, 99-114, doi:10.1016/S0009-2541(01)00375-8.
35. Hekinian, R., R. Mühe, T. J. Worthington, and P. Stoffers (2008), Geology of a submarine volcanic caldera in the Tonga Arc: Dive results, J. Volcanol . Geotherm. Res. , 176(4), 571-582, doi:10.1016/j.jvolgeores. 2008.05.007.
36. Hickey, R. L., and F. A. Frey (1982), Geochemical characteristics of boninite series volcanics: Implications for their source, Geochim. Cosmochim. Acta, 46, 2099-2115, doi:10.1016/0016-7037(82)90188-0.
37. Ihinger, P. D., R. L. Hervig, and P. F. McMillan (1994), Analytical methods for volatiles in glasses, in Volatiles in Magmas, edited by M. R. Carroll and J. R. Holloway, Rev. Mineral., 30, 67-121.
38. Johnson, R. W., R. P. Macnab, R. J. Arculus, R. J. Ryburn, R. J. S. Cooke, and B. W. Chappell (1983), Bamus volcano, Papua New Guinea: Dormant neighbor of Ulawan, and magnesian-andesite locality, Int. J. Earth Sci., 72(1), 207-237.
39. Karrei, L. (2008), Elevated Pt, Pd and Au concentrations in high-Ca boninites from the northern Tonga Arc: Evidence for retention of monosulfide solid solution in the source, and the involvement of four independent components during petrogenesis, M.S. thesis, Univ. of Toronto, Toronto, Ont., Canada.
40. Keller, N. S., R. J. Arculus, J. Hermann, and S. Richards (2008), Submarine back-arc lava with arc signature: Fonualei Spreading Center, northeast Lau basin, Tonga, J. Geophys. Res., 113, B08S07, doi:10.1029/ 2007JB005451.
41. Kelley, K. A., T. Plank, J. Ludden, and H. Staudigel (2003), Composition of altered oceanic crust at ODP sites 801 and 1149, Geochem. Geophys. Geosyst., 4(6), 8910, doi:10.1029/2002GC000435.
42. Kelley, K. A., T. Plank, T. L. Grove, E. M. Stolper, S. Newman, and E. Hauri (2006), Mantle melting as a function of water content beneath back-arc basins, J. Geophys. Res., 111, B09208, doi:10.1029/ 2005JB003732.
43. Kincaid, C., and R. W. Griffiths (2004), Variability in flow and temperature within mantle subduction zones, Geochem. Geophys. Geosyst., 5, Q06002, doi:10.1029/2003GC000666.
44. Kincaid, C., and P. S. Hall (2003), Role of back arc spreading in circulation and melting at subduction zones, J. Geophys. Res., 108(B5), 2240, doi:10.1029/2001JB001174.
45. Kinzler, R. J., and T. L. Grove (1992), Primary magmas of mid-ocean ridge basalts: 1. Experiments and methods, J. Geophys. Res., 97(B5), 6885-6906, doi:10.1029/91JB02840.
46. Kinzler, R. J., and T. L. Grove (1993), Corrections and further discussion of the primary magmas of mid-ocean ridge basalts, 1 and 2, J. Geophys. Res., 98(B12), 22,339-22,347, doi:10.1029/93JB02164.
47. Kushiro, I. (1972), Effect of water on the composition of magmas formed at high pressures, J. Petrol., 13(2), 311-334.
48. Kushiro, I. (1990), Partial melting of mantle wedge and evolution of islandarc crust, J. Geophys. Res., 95(B10), 15,929-15,939, doi:10.1029/ JB095iB10p15929.
49. Le Bas, M. J. (2000), IUGS reclassification of the high-Mg and picritic volcanic rocks, J. Petrol., 41, 1467-1470.
50. Lee, C.-T. A., P. Luffi, T. Plank, H. A. Dalton, and W. P. Leeman (2009), Constraints on the depths and temperatures of basaltic magma generation on Earth and other terrestrial planets, Earth Planet. Sci. Lett., 279, 20-33, doi:10.1016/j.epsl.2008.12.020.
51. Leeman, W. P., J. F. Lewis, R. C. Evarts, R. M. Conrey, and M. J. Streck (2005), Petrologic constraints on the thermal structure of the Cascades arc, J. Volcanol. Geotherm. Res., 140, 67-105, doi:10.1016/j.jvolgeores. 2004.07.016.
52. Macpherson, C. G., and R. Hall (2001), Tectonic setting of Eocene boninite magmatism in the Izu-Bonin-Mariana forearc, Earth Planet. Sci. Lett., 186, 215-230, doi:10.1016/S0012-821X(01)00248-5.
53. McCulloch, M. T., and A. J. Gamble (1991), Geochemical and geodynamical constraints on subduction zone magmatism, Earth Planet. Sci. Lett., 102(3-4), 358-374, doi:10.1016/0012-821X(91)90029-H.
54. Médard, E., and T. L. Grove (2008), The effect of H2O on the olivine liquidus of basaltic melts: Experiments and thermodynamic models, Contrib. Mineral. Petrol., 155, 417-432, doi:10.1007/s00410-007-0250-4.
55. Michael, P. J., S. Escrig, K. H. Rubin, L. B. Cooper, C. H. Langmuir, D. A. Clague, N. S. Keller, and T. Plank (2009), Major and trace elements and volatiles in glasses from the 2009 rapid response expedition to west Mata Volcano and northeast Lau Spreading Center (NELSC), Eos Trans. AGU, 90(52), Fall Meet. Suppl., Abstract V51D-1720.
56. Millen, D. M., and M. W. Hamburger (1998), Seismological evidence for tearing of the Pacific Plate at the northern termination of the Tonga Subduction Zone, Geology, 26, 659-662, doi:10.1130/0091-7613(1998) 026<0659: SEFTOT>2.3.CO;2.
57. Monzier, M., L. V. Danyushevsky, A. J. Crawford, H. Bellon, and J. Cotten (1993), High-Mg andesites from the southern termination of the New Hebrides island arc (SW Pacific), J. Volcanol. Geotherm. Res., 57, 193-217, doi:10.1016/0377-0273(93)90012-G.
58. Mungall, J. E., L. I. Karrei, F. Jenner, R. J. Arculus, and J. A. Mavrogenes (2008), Platinum, palladium and gold depletion in boninitic arc magmas during fractional crystallization-what is the role of immiscible fluids?, Geophys. Res. Abstr., 10, EGU2008-A-04341.
59. Newman, S., and J. B. Lowenstern (2002), Volatile-calc: A silicate melt- H2O-CO2 solution model written in Visual Basic for Excel, Comput. Geosci., 28, 597-604, doi:10.1016/S0098-3004(01)00081-4.
60. Newman, S., and S. R. van der Laan (1992), Volatile contents of Izu-Bonin forearc volcanic glasses, Proc. Ocean Drill. Program Sci. Results, 125, 131-139.
61. Newman, S., E. Stolper, and R. Stern (2000), H2O and CO2 in magmas from the Mariana arc and back arc systems, Geochem. Geophys. Geosyst., 1(5), 1013, doi:10.1029/1999GC000027.
62. Ohnenstetter, D., and W. L. Brown (1996), Compositional variation and primary water contents of differentiated interstitial and included glasses in boninites, Contrib. Mineral. Petrol., 123(2), 117-137, doi:10.1007/ s004100050146.
63. Parman, S. W., and T. L. Grove (2004), Harzburgite melting with and without H2O: Experimental data and predictive modeling, J. Geophys. Res., 109, B02201, doi:10.1029/2003JB002566.
64. Pearce, J. A. (2005), Mantle preconditioning by melt extraction during flow: Theory and petrogenetic implications, J. Petrol., 46, 973-997, doi:10.1093/petrology/egi007.
65. Pearce, J. A., S. R. van der Laan, R. J. Arculus, B. J. Murton, T. Ishii, D. W. Peate, and I. Parkinson (1992), Boninite and harzburgite from Leg 125 (Bonin-Mariana Forearc): A case study of magma genesis during the initial stages of subduction, Proc. Ocean Drill. Program Sci. Results, 125, 623-659.
66. Pearce, J. A., M. Ernewein, S. H. Bloomer, L. M. Parson, B. J. Burton, and L. E. Johnson (1994), Geochemistry of Lau Basin volcanic rocks: Influence of ridge segmentation and arc proximity, in Volcanism Associated With Extension at Consumed Plate Margins, edited by J. L. Smellie, Geol. Soc. Spec. Publ., 81, 53-75, doi:10.1144/GSL.SP.1994.081.01.04.
67. Petersen, J. (1890), Der boninit von Peel Island, Jahrb. Hamburgishen Wiss. Anstalten, 8, 341-349.
68. Plank, T. (2005), Constraints from thorium/lanthanum on sediment recycling at subduction zones and the evolution of the continents, J. Petrol., 46, 921-944, doi:10.1093/petrology/egi005.
69. Plank, T., and C. H. Langmuir (1988), An evaluation of the global variations in the major element chemistry of arc basalts, Earth Planet. Sci. Lett., 90, 349-370, doi:10.1016/0012-821X(88)90135-5.
70. Plank, T., and C. Langmuir (1992), Effects of the melting regime on the composition of the oceanic crust, J. Geophys. Res., 97, 19,749-19,770, doi:10.1029/92JB01769.
71. Putirka, K. (2008), Excess temperatures at ocean islands: Implications for mantle layering and convection, Geology, 36(4), 283-286, doi:10.1130/G24615A.1.
72. Ruellan, E., J. Delteil, I. Wright, and T. Matsumoto (2003), From rifting to active spreading in the Lau Basin-Havre Trough backarc system (SW Pacific): Locking/unlocking induced by seamount chain subduction, Geochem. Geophys. Geosyst., 4(5), 8909, doi:10.1029/2001GC000261.
73. Rychert, C. A., K. M. Fischer, G. A. Abers, T. Plank, E. Syracuse, J. M. Protti, V. Gonzalez, and W. Strauch (2008), Strong along-arc variations in attenuation in the mantle wedge beneath Costa Rica and Nicaragua, Geochem. Geophys. Geosyst., 9, Q10S10, doi:10.1029/2008GC002040.
74. Salters, V. J. M., and A. Stracke (2004), Composition of the depleted mantle, Geochem. Geophys. Geosyst ., 5, Q05B07, doi:10.1029/ 2003GC000597.
75. Schiano, P., J. M. Eiler, I. D. Hutcheon, and E. M. Stolper (2000), Primitive CaO-rich, silica-undersaturated melts in island arcs: Evidence for the involvement of clinopyroxene-rich lithologies in the petrogenesis of arc magmas, Geochem. Geophys. Geosyst., 1(5), 1018, doi:10.1029/ 1999GC000032.
76. Sisson, T. W., and G. D. Layne (1993), H2O in basalt and basaltic andesite glass inclusions from four subduction-related volcanoes, Earth Planet. Sci. Lett., 117, 619-635, doi:10.1016/0012-821X(93)90107-K.
77. Smith, G. P., D. A. Wiens, K. M. Fischer, L. M. Dorman, S. C. Webb, and J. A. Hildebrand (2001), A complex pattern of mantle flow in the Lau backarc, Science, 292, 713-716, doi:10.1126/science.1058763.
78. Sobolev, A. V., and M. Chaussidon (1996), H2O concentrations in primary melts from suprasubduction zones and mid-ocean ridges: Implications for H2O storage and recycling in the mantle, Earth Planet. Sci. Lett., 137(1-4), 45-55, doi:10.1016/0012-821X(95)00203-O.
79. Sobolev, A. V., and L. V. Danyushevsky (1994), Petrology and geochemistry of boninites from the north termination of the Tonga Trench: Constraints on the generation conditions of primary high-Ca boninite magmas, J. Petrol., 35, 1183-1211.
80. Stern, R. J., and S. H. Bloomer (1992), Subduction zone infancy: Examples from the Eocene Izu-Bonin-Mariana and Jurassic California arcs, Geol. Soc. Am. Bull., 104(12), 1621-1636, doi:10.1130/0016-7606(1992) 104<1621:SZIEFT>2. 3.CO;2.
81. Sugawara, T. (2000), Empirical relationships between temperature, pressure, and MgO content in olivine and pyroxene saturated liquid, J. Geophys. Res., 105(B4), 8457-8472, doi:10.1029/2000JB900010.
82. Sun, S., and W. F. McDonough (1989), Chemical and isotopic systematic 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, doi:10.1144/GSL. SP.1989.042.01.19.
83. Tamura, Y., Y. M. Yuhara, and T. Ishii (2000), Primary arc basalts from Daisen Volcano, Japan: Equilibrium crystal fractionation versus disequilibrium fractionation during super-cooling, J. Petrol., 41, 431-448, doi:10.1093/petrology/41.3.431.
84. Tatsumi, Y. (1981), Melting experiments on a high-magnesian andesite, Earth Planet. Sci. Lett., 54(2), 357-365, doi:10.1016/0012-821X(81) 90017-0.
85. Taylor, R. N., R. W. Nesbitt, P. Vidal, R. Harmon, B. Auvray, and I. W. Croudace (1994), Mineralogy, chemistry, and genesis of the boninite series volcanics, Chichijima, Bonin Islands, Japan, J. Petrol., 35, 577-617.
86. Till, R. (1974), Statistical Methods for the Earth Scientist: An Introduction, pp. 83-103, John Wiley, New York.
87. Turner, S., and C. Hawkesworth (1997), Constraints on flux rates and mantle dynamics beneath island arcs from Tonga-Kermadec lava geochemistry, Nature, 389, 568-573, doi:10.1038/39257.
88. Turner, S., and C. Hawkesworth (1998), Using geochemistry to map mantle flow beneath the Lau Basin, Geology, 26(11), 1019-1022, doi:10.1130/ 0091-7613(1998)026<1019:UGTMMF>2.3.CO;2.
89. Umino, S., and I. Kushiro (1989), Experimental studies on boninite petrogenesis, in Boninites and Related Rocks, edited by A. J. Crawford, pp. 89-111, Unwin Hyman, London.
90. van der Laan, S. R., M. F. J. Flower, and A. F. K. van Groos (1989), Experimental evidence for the origin of boninites: Near-liquidus phase relations to 7.5 kbar, in Boninites and Related Rocks, edited by A. J. Crawford, pp. 112-147, Unwin Hyman, London.
91. Volpe, A. M., J. D. Macdougall, and J. W. Hawkins (1988), Lau Basin basalts (LBB): Trace element and Sr-Nd isotopic evidence for heterogeneity in backarc basin mantle, Earth Planet. Sci. Lett., 90, 174-186, doi:10.1016/0012-821X(88)90099-4.
92. Wade, J. A., T. Plank, W. G. Melson, G. J. Soto, and E. H. Hauri (2006), The volatile content of magmas from Arenal volcano, Costa Rica, J. Volcanol. Geotherm. Res., 157, 94-120, doi:10.1016/j.jvolgeores. 2006.03.045.
93. Wallace, P. J. (2005), Volatiles in subduction zone magmas: Concentrations and fluxes based on melt inclusion and volcanic gas data, J. Volcanol. Geotherm. Res., 140(1-3), 217-240, doi:10.1016/j.jvolgeores. 2004.07.023.
94. Wiens, D. A., T. Plank, and K. Kelley (2006), Mantle temperature variations beneath back-arc spreading centers inferred from seismology, petrology, and bathymetry, Earth Planet. Sci. Lett., 248, 30-42, doi:10.1016/j.epsl.2006.04.011.
95. Wood, B., and S. P. Turner (2009), Origin of primitive high-Mg andesite: Constraints from natural examples and experiments, Earth Planet. Sci. Lett., 283(1-4), 59-66, doi:10.1016/j.epsl.2009.03.032.
96. Woodhead, J., S. Eggins, and J. Gamble (1993), High field strength and transition element systematics in island arc and back-arc basin basalts: Evidence for multi-phase melt extraction and a depleted mantle wedge, Earth Planet. Sci. Lett., 114, 491-504, doi:10.1016/0012-821X(93) 90078-N.
97. Zellmer, K. E., and B. Taylor (2001), A three-plate kinematic model for Lau Basin opening, Geochem. Geophys. Geosyst., 2(5), 1020, doi:10.1029/ 2000GC000106.