Waves, channels, and the preservation of chemical heterogeneities during melt migration in the mantle

Geophysical Research Letters

Volumn 38, Issue 20, 2011, Pages

  Liang, Yan ^a   Schiemenz, Alan ^a,b   Hesse, Marc A ^a,c   Parmentier, E M ^a  

^a BROWN UNIVERSITY   (United States)

^b UNIVERSITY OF MUNICH   (Germany)

^c UNIVERSITY OF TEXAS AT AUSTIN   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

DISSOLUTION; SILICATE MINERALS;

CHEMICAL HETEROGENEITIES; CHROMATOGRAPHIC FRACTIONATION; DIFFUSE-POROUS; HARZBURGITES; HIGH-ORDER; ISOTOPIC RATIOS; LATERAL MIXING; MANTLE HETEROGENEITY; MANTLE SOURCE; MELT FLOW; MELT MIGRATION; NONLINEAR INTERACTIONS; SPATIAL AND TEMPORAL VARIATION; TIME-DEPENDENT STRUCTURE;

BASALT;

BASALT; CHANNEL; CHEMICAL COMPOSITION; CHROMATOGRAPHY; DISSOLUTION; GEOMETRY; HETEROGENEITY; ISOTOPIC RATIO; MANTLE; MELT; NONLINEARITY; NUMERICAL MODEL; PERIDOTITE; POROSITY; PYROXENE; SPATIAL DISTRIBUTION; SPATIOTEMPORAL ANALYSIS; VOLCANIC ERUPTION; WAVE;

EID: 80054983570     PISSN: 00948276     EISSN: None     Source Type: Journal    
DOI: 10.1029/2011GL049034     Document Type: Article

References (32)

1. Aharonov, E., J. A. Whitehead, P. B. Kelemen, and M. Spiegelman (1995), Channeling instability of upwelling melt in the mantle, J. Geophys. Res., 100, 20,433-20,450, doi:10.1029/95JB01307.
2. Allègre, C. J., and D. L. Turcotte (1986), Implications of a two-component marble-cake mantle, Nature, 323, 123-127, doi:10.1038/323123a0.
3. Asimow, P. D., and E. M. Stolper (1999), Steady-steady mantle-melt interactions in one dimension: I. Equilibrium transport and melt focusing, J. Petrol., 40, 475-494, doi:10.1093/petrology/40.3.475. (Pubitemid 29229110)
4. Bodinier, J. L., G. Vasseur, J. Vernieres, C. Dupuy, and J. Fabries (1990), Mechanisms of mantle metasomatism: Geochemical evidence from the Lherz orogenic peridotite, J. Petrol., 31, 597-628.
5. DePaolo, D. J. (1996), High-frequency isotopic variations in the Mauna Kea tholeiitic basalt sequence: Melt zone dispersivity and chromatogra-phy, J. Geophys. Res., 101, 11,855-11,864, doi:10.1029/95JB03494.
6. Hart, S. R. (1993), Equilibration during mantle melting: A fractal tree model, Proc. Natl. Acad. Sci. U. S. A., 90, 11,914-11,918, doi:10.1073/pnas.90. 24.11914. (Pubitemid 24008750)
7. Hesse, M., A. Schiemenz, Y. Liang, and E. M. Parmentier (2011), Compaction-dissolution waves in an upwelling mantle column, Geophys. J. Int., in press.
8. Hofmann, A. W. (1997), Mantle geochemistry: The message from oceanic volcanism, Nature, 385, 219-229, doi:10.1038/385219a0. (Pubitemid 27256656)
9. Hofmann, A. W. (2003), Sampling mantle heterogeneity through oceanic basalts: Isotopes and trace elements, in Treatise on Geochemistry: The Mantle and Core, edited by R. W. Carlson, pp. 61-101, Elsevier, New York.
10. Iwamori, H. (1993), A model for disequilibrium mantle melting incorporating melt transport by porous and channel flows, Nature, 366, 734-737, doi:10.1038/366734a0.
11. Iwamori, H. (1994), 238U-230Th-226Ra and 235U-231Pa disequilibra produced by mantle melting and porous and channel flows, Earth Planet. Sci. Lett., 125, 1-16, doi:10.1016/0012-821X(94)90203-8.
12. Jull, M., P. B. Kelemen, and K. Sims (2002), Consequences of diffuse and channeled porous melt migration on uranium series disequilibra, Geochim. Cosmochim. Acta, 66, 4133-4148, doi:10.1016/S0016-7037 (02)00984-5. (Pubitemid 35358541)
13. Kelemen, P. B., N. Shimizu, and V. J. M. Salters (1995a), Extraction of mid-ocean-ridge basalt from the upwelling mantle by focused flow of melt in dunite channels, Nature, 375, 747-753, doi:10.1038/375747a0.
14. Kelemen, P. B., J. A. Whitehead, E. Aharonov, and K. A. Jordahl (1995b), Experiments on flow focusing in soluble porous media, with application to melt extraction from the mantle, J. Geophys. Res., 100, 475-496, doi:10.1029/ 94JB02544.
15. Kelemen, P. B., G. Hirth, N. Shimizu, M. Spiegelman, and H. J. B. Dick (1997), A review of melt migration processes in the adiabatically upwelling mantle beneath oceanic spreading ridges, Philos. Trans. R. Soc. London, Ser. B, A355, 282-318.
16. Liang, Y. (2008), Simple models for concurrent melting and melt migration in an upwelling heterogeneous mantle column: Analytical solutions, Geochim. Cosmochim. Acta, 72, 3804-3821, doi:10.1016/j.gca.2008.05.050.
17. Liang, Y., and E. M. Parmentier (2010), A two-porosity double lithology model for partial melting, melt migration and melt-rock reaction in the mantle: The nature of channel melt and the role of matrix dissolution, J. Petrol., 51, 125-152, doi:10.1093/petrology/egp086.
18. Liang, Y., A. Schiemenz, M. Hesse, E. M. Parmentier, and J. S. Hesthaven (2010), High-porosity channels for melt migration in the mantle: Top is the dunite and bottom is the harzburgite and lherzolite, Geophys. Res. Lett., 37, L15306, doi:10.1029/2010GL044162.
19. Lundstrom, C. C. (2000), Models of U-series disequilibria generation in MORB: The effect of two scales of melt porosity, Phys. Earth Planet. Inter., 121, 189-204, doi:10.1016/S0031-9201(00)00168-0.
20. McKenzie, D. (1984), The generation and compaction of partially molten rocks, J. Petrol., 25, 713-765.
21. Navon, O., and E. Stolper (1987), Geochemical consequences of melt percolation: The upper mantle as a chromatographic column, J. Geol., 95, 285-307, doi:10.1086/629131.
22. Nicolas, A. (1986), A melt extraction model based on structure studies in mantle peridotites, J. Petrol., 27, 999-1022.
23. Phipps Morgan, J., and B. K. Holtzman (2005), Vug waves: A mechanism for coupled deformation and fluid migration, Geochem. Geophys. Geo-syst., 6, Q08002, doi:10.1029/2004GC000818.
24. Richter, F. M., and S. F. Daly (1989), Dynamical and chemical effects of melting a heterogeneous source, J. Geophys. Res., 94, 12,499-12,510, doi:10.1029/JB094iB09p12499.
25. Rubin, A. N. (1998), Dike ascent in partially molten rock, J. Geophys. Res., 103, 20,901-20,919, doi:10.1029/98JB01349. (Pubitemid 29126295)
26. Schiemenz, A., Y. Liang, and E. M. Parmentier (2011), A high-order numerical study of reactive dissolution in an upwelling heterogeneous mantle: I. Channelization, channel lithology, and channel geometry, Geophys. J. Int., 186, 641-664, doi:10.1111/j.1365-246X.2011.05065.x.
27. Sleep, N. H. (1988), Tapping of melt by veins and dikes, J. Geophys. Res., 93, 10,255-10,272, doi:10.1029/JB093iB09p10255.
28. Spiegelman, M., and P. B. Kelemen (2003), Extreme chemical variability as a consequence of channelized melt transport, Geochem. Geophys. Geosyst., 4(7), 1055, doi:10.1029/2002GC000336.
29. Spiegelman, M., and T. Kenyon (1992), The requirements for chemical disequilibrium during magma migration, Earth Planet. Sci. Lett., 109, 611-620, doi:10.1016/0012-821X(92)90119-G.
30. Spiegelman, M., P. B. Kelemen, and E. Aharonov (2001), Causes and consequences of flow organization during melt transport: The reaction infiltration instability in compactable media, J. Geophys. Res., 106, 2061-2077, doi:10.1029/2000JB900240.
31. Watson, S., and M. Spiegelman (1994), Geochemical effects of magmatic solitary waves I. Numerical results, Geophys. J. Int., 117, 284-295, doi:10.1111/j.1365-246X.1994.tb03932.x. (Pubitemid 24426638)
32. White, W. M. (2010), Oceanic island basalts and mantle plumes: The geo-chemical perspective, Annu. Rev. Earth Planet. Sci., 38, 133-160, doi:10.1146/annurev-earth-040809-152450.