Consequences of mantle heterogeneity for melt extraction at mid-ocean ridges

Earth and Planetary Science Letters

Volumn 335-336, Issue , 2012, Pages 226-237

  Katz, Richard F ^a   Weatherley, Samuel M ^a  

^a UNIVERSITY OF OXFORD   (United Kingdom)

Author keywords

Eclogite; Heterogeneity; Magmatism; Mantle; Mid ocean; Ridge

Indexed keywords

ECLOGITES; HETEROGENEITY; MAGMATISMS; MANTLE; MID-OCEAN; RIDGE;

LAKES; MELTING; THERMOCHEMISTRY;

SUBMARINE GEOLOGY;

BASALT; ECLOGITE; HETEROGENEITY; MAGMA CHAMBER; MAGMATISM; MANTLE; MANTLE CHEMISTRY; MELTING; MID-OCEAN RIDGE; PETROGENESIS;

EID: 84861305831     PISSN: 0012821X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.epsl.2012.04.042     Document Type: Article

References (66)

1. Aharonov E., Whitehead J., Kelemen P., Spiegelman M. Channeling instability of upwelling melt in the mantle. J. Geophys. Res.-Solid Earth 1995, 100:20433-20450.
2. Allègre C.J., Turcotte D.L. Implications of a two-component marble-cake mantle. Nature 1986, 323(6084):123-127.
3. Asimow P., Hirschmann M., Stolper E. An analysis of variations in isentropic melt productivity. Philos. Trans. R. Soc. London A 1997, 355(1723):255-281.
4. Balay, S., Brown, J., Buschelman, K., Gropp, W.D., Kaushik, D., Knepley, M.G., McInnes, L.C., Smith, B.F., Zhang, H., 2011. PETSc Web Page. URL http://www.mcs.anl.gov/petsc.
5. Batchelor G. An Introduction to Fluid Mechanics 1967, Cambridge University Press.
6. Braun M., Kelemen P.B. Dunite distribution in the Oman ophiolite: implications for melt flux through porous dunite conduits. Geochem. Geophys. Geosyst. 2002, 3:8603.
7. Canales J.P., Carton H., Carbotte S.M., Mutter J.C., Nedimović M.R., Xu M., Aghaei O., Marjanović M., Newman K. Network of off-axis melt bodies at the East Pacific Rise. Nat. Geosci. 2012, 5:279-283. 10.1038/NGEO1377.
8. Canales J.P., Nedimovic M.R., Kent G.M., Carbotte S.M., Detrick R.S. Seismic reflection images of a near-axis melt sill within the lower crust at the Juan de Fuca ridge. Nature 2009, 460(7251):89-94.
9. Davies G.F. Reconciling the geophysical and geochemical mantles: plume flows, heterogeneities, and disequilibrium. Geochem. Geophys. Geosyst. 2009, 10(10).
10. Donnelly K.E., Goldstein S.L., Langmuir C.H., Spiegelman M. Origin of enriched ocean ridge basalts and implications for mantle dynamics. Earth Planet. Sci. Lett. 2004, 226(3-4):347-366.
11. Durant D.T., Toomey D.R. Evidence and implications of crustal magmatism on the flanks of the East Pacific Rise. Earth Planet. Sci. Lett. 2009, 287:130-136.
12. Elliott T., Spiegelman M. Melt migration in oceanic crustal production: a U-series perspective. The Crust. Treatise on Geochemistry 2003, vol. 3:465-510. Elsevier-Pergamon.
13. Farnetani C.G., Hofmann A.W. Dynamics and internal structure of a lower mantle plume conduit. Earth Planet. Sci. Lett. 2009, 282:314-322.
14. Ghods A., Arkani-Hamed J. Melt migration beneath mid-ocean ridges. Geophys. J. Int. 2000, 140:687-697.
15. Gurnis M. Quantitative bounds on the size spectrum of isotopic heterogeneity within the mantle. Nature 1986, 323(6086):317-320.
16. Halliday A.N., Lee D.-C., Tommasini S., Davies G.R., Paslick C.R., Godfrey Fitton J., James D.E. Incompatible trace elements in OIB and MORB and source enrichment in the sub-oceanic mantle. Earth Planet. Sci. Lett. 1995, 133(3-4):379-395.
17. Harmon N., Forsyth D., Weeraratne D., Yang Y., Webb S. Mantle heterogeneity and off axis volcanism on young Pacific lithosphere. Earth Planet. Sci. Lett. 2011, 311(3):306-315.
18. Hauri E. Major-element variability in the Hawaiian mantle plume. Nature 1996, 382(6590):415-419.
19. Hebert L.B., Montési L.G.J. Generation of permeability barriers during melt extraction at mid-ocean ridges. Geochem. Geophys. Geosyst. 2010, 11(12):Q12008.
20. Hebert L.B., Montési L.G.J. Melt extraction pathways at segmented oceanic ridges: application to the East Pacific rise at the Siqueiros transform. Geophys. Res. Lett. 2011, 38(11).
21. Helffrich G.R., Wood B.J. The Earth's mantle. Nature 2001, 412(6846):501-507.
22. Hesse M., Schiemenz A., Liang Y., Parmentier E. Compaction-dissolution waves in an upwelling melting column. Geophys. J. Int. 2011, 187(3):1057-1075.
23. Hewitt I.J. Modelling melting rates in upwelling mantle. Earth Planet. Sci. Lett. 2010, 300:264-274.
24. Hier-Majumder S., Ricard Y., Bercovici D. Role of grain boundaries in magma migration and storage. Earth Planet. Sci. Lett. 2006, 248:735-749.
25. Hirschmann M.M., Stolper E.M. A possible role for garnet pyroxenite in the origin of the "garnet signature" in MORB. Contrib. Mineral. Pet. 1996, 124(2):185-208.
26. Hofmann A., Hart S. An assessment of local and regional isotopic equilibrium in the mantle. Earth Planet. Sci. Lett. 1978, 38:44-62.
27. Hofmann A., White W. Mantle plumes from ancient oceanic crust. Earth Planet. Sci. Lett. 1982, 57(2):421-436.
28. Ito G., Mahoney J. Flow and melting of a heterogeneous mantle. 2. Implications for a chemically nonlayered mantle. Earth Planet. Sci. Lett. 2005, 230(1-2):47-63.
29. Jull M., Kelemen P., Sims K. Consequences of diffuse and channelled porous melt migration on uranium series disequilibria. Geochim. Cosmochim. Acta 2002, 66:4133-4148.
30. Katz R. Magma dynamics with the enthalpy method: benchmark solutions and magmatic focusing at mid-ocean ridges. J. Pet. 2008, 49:2099-2121. 10.1093/petrology/egn058.
31. Katz R. Porosity-driven convection and asymmetry beneath mid-ocean ridges. Geochem. Geophys. Geosyst. 2010, 10:Q0AC07. 10.1029/2010GC003282.
32. Katz R., Knepley M., Smith B., Spiegelman M., Coon E. Numerical simulation of geodynamic processes with the portable extensible toolkit for scientific computation. Phys. Earth Planet. Int. 2007, 163:52-68.
33. Katz R.F., Rudge J.F. The energetics of melting fertile heterogeneities within the depleted mantle. Geochem. Geophys. Geosyst. 2011, 12(10):Q0AC16. 10.1029/2011GC003834.
34. Katz R.F., Worster M.G. Simulation of directional solidification, thermochemical convection, and chimney formation in a Hele-Shaw cell. J. Comput. Phys. 2008, 227:9823-9840. 10.1016/j.jcp.2008.06.039.
35. Kelemen P., Hirth G., Shimizu N., Spiegelman M., Dick H. A review of melt migration processes in the adiabatically upwelling mantle beneath oceanic spreading ridges. Philos. Trans. R. Soc. London. A 1997, 355(1723):283-318.
36. Kelemen P., Shimizu N., Salters V. Extraction of mid-ocean-ridge basalt from the upwelling mantle by focused flow of melt in dunite channels. Nature 1995, 375(6534):747-753.
37. Kogiso T., Hirschmann M., Reiners P. Length scales of mantle heterogeneities and their relationship to ocean island basalt geochemistry. Geochim. Cosmochim. Acta 2004, 68(2):345-360.
38. Liang Y., Schiemenz A., Hesse M.A., Parmentier E.M. Waves, channels and the preservation of chemical heterogeneities during melt migration in the mantle. Geophys. Res. Lett. 2011, 38(20).
39. Liang Y., Schiemenz A., Hesse M.A., Parmentier E.M., Hesthaven J.S. High-porosity channels for melt migration in the mantle: top is the dunite and bottom is the harzburgite and lherzolite. Geophys. Res. Lett. 2010, 37(15):L15306.
40. Lundstrom C., Gill J., Williams Q. A geochemically consistent hypothesis for MORB generation. Chem. Geol. 2000, 162(2):105-126.
41. Maclennan J. Lead isotope variability in olivine-hosted melt inclusions from Iceland. Geochim. Cosmochim. Acta 2008, 72(16):4159-4176.
42. Maclennan J., Jull M., McKenzie D., Slater L., Grönvold K. The link between volcanism and deglaciation in Iceland. Geochem. Geophys. Geosyst. 2002, 3:1062.
43. Magde L., Sparks D. Three-dimensional mantle upwelling, melt generation, and melt migration beneath segment slow spreading ridges. J. Geophys. Res.-Solid Earth 1997, 102:20571-20583.
44. McKenzie D. The generation and compaction of partially molten rock. J. Pet. 1984, 25(3):713-765.
45. Morgan Z., Liang Y. An experimental and numerical study of the kinetics of harzburgite reactive dissolution with applications to dunite dike formation. Earth Planet. Sci. Lett. 2003, 214(1-2):59-74.
46. Pertermann M., Hirschmann M. Partial melting experiments on a MORB-like pyroxenite between 2 and 3GPa: constraints on the presence of pyroxenite in basalt source regions from solidus location and melting rate. J. Geophys. Res.-Solid Earth 2003, 108(B2):2125.
47. Raddick M., Parmentier E., Scheirer D. Buoyant decompression melting: a possible mechanism for intraplate volcanism. J. Geophys. Res.-Solid Earth 2002, 107.
48. Ribe N. The generation and composition of partial melts in the Earth's mantle. Earth Planet. Sci. Lett. 1985, 73:361-376.
49. Richter F.M., Daly S.F. Dynamical and chemical effects of melting a heterogeneous source. J. Geophys. Res.-Solid Earth 1989, 94(B9):12499-12510.
50. Ritsema J., Xu W., Stixrude L., Lithgow-Bertelloni C. Estimates of the transition zone temperature in a mechanically mixed upper mantle. Earth Planet. Sci. Lett. 2009, 277:244-252.
51. Rudge J., Bercovici D., Spiegelman M. Disequilibrium melting of a two phase multicomponent mantle. Geophys. J. Int. 2010, 184:699-718.
52. Schiemenz A., Liang Y., Parmentier E.M. A high-order numerical study of reactive dissolution in an upwelling heterogeneous mantle. I. Channelization, channel lithology and channel geometry. Geophys. J. Int. 2011, 1-24.
53. Shorttle O., Maclennan J. Compositional trends of Icelandic basalts: implications for short-length scale lithological heterogeneity in mantle plumes. Geochem. Geophys. Geosyst. 2011, 12(11):Q11008.
54. Sleep N. Tapping of magmas from ubiquitous mantle heterogeneities. J. Geophys. Res.-Solid Earth 1984, 89(B12):10-29.
55. Sobolev A., Hofmann A., Kuzmin D., Yaxley G., Arndt N., Chung S.-L., Danyushevsky L., Elliott T., Frey F.A., Garcia M., Gurenko A., Kamenetsky V., Kerr A., Krivolutskaya N., Matvienkov V., Nikogosian I., Rocholl A., Sigurdsson I.A., Sushchevskaya N., Teklay M. The amount of recycled crust in sources of mantle-derived melts. Science 2007, 316(5823):412-417.
56. Sobolev A., Hofmann A., Sobolev S., Nikogosian I. An olivine-free mantle source of Hawaiian shield basalts. Nature 2005, 434(7033):590-597.
57. Sparks D., Parmentier E. Melt extraction from the mantle beneath spreading centers. Earth Planet. Sci. Lett. 1991, 105(4):368-377.
58. Spiegelman M. Physics of melt extraction: theory, implications, and applications. Philos. Trans. R. Soc. London A 1993, 342:23-41.
59. Spiegelman M., Kelemen P. Extreme chemical variability as a consequence of channelized melt transport. Geochem. Geophys. Geosyst. 2003, 4.
60. Spiegelman M., Kelemen P., Aharonov E. Causes and consequences of flow organization during melt transport: the reaction infiltration instability in compatible media. J. Geophys. Res.-Solid Earth 2001, 106(B2):2061-2077.
61. Stracke A., Bourdon B. The importance of melt extraction for tracing mantle heterogeneity. Geochim. Cosmochim. Acta 2009, 73(1):218-238.
62. Stracke A., Bourdon B., McKenzie D. Melt extraction in the Earth's mantle: constraints from U-Th-Pa-Ra studies in oceanic basalts. Earth Planet. Sci. Lett. 2006, 244:97-112.
63. Stracke A., Zindler A., Salters J.M., McKenzie D., Grönvold K. The dynamics of melting beneath Theistareykir, northern Iceland. Geochem. Geophys. Geosyst. 2003, 4(10).
64. Šrámek O., Ricard Y., Dubuffet F. A multiphase model of core formation. Geophys. J. Int. 2010, 181(1):198-220.
65. Weatherley S.M., Katz R.F. Melting and channelized magmatic flow in chemically heterogeneous, upwelling mantle. Geochem. Geophys. Geosys. 2012, 13(1):Q0AC18. 10.1029/2011GC003989.
66. Yaxley G., Green D. Reactions between eclogite and peridotite: mantle refertilisation by subduction of oceanic crust. Schweiz. Mineral. Petrogr. Mitt. 1998, 78:243-255.