Variable viscosity convection and partial melting in the continental asthenosphere

Journal of Geophysical Research: Solid Earth

Volumn 101, Issue 3, 1996, Pages 5411-5423

  Schmeling, Harro ^a,c   Bussod, Gilles Y ^b  

^a UNIVERSITÄT BAYREUTH   (Germany)

^b LOS ALAMOS NATIONAL LABORATORY   (United States)

^c GOETHE UNIVERSITY   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

ASTHENOSPHERE; CONVECTION; CREEP; GRAIN SIZE; MANTLE; OLIVINE; PARTIAL MELTING; VISCOSITY;

EID: 0029731426     PISSN: 21699313     EISSN: 21699356     Source Type: Journal    
DOI: 10.1029/95jb01154     Document Type: Article

References (40)

1. Bai, Q., S. J. Mackwell, and D. L. Kohlstedt, High temperature creep of olivine single crystals: Mechanical results for buffered samples, J. Geophys. Res., 96, 2441-2463, 1991.
2. Blanckenbach, B., et al., A benchmark comparison for mantle convection codes, J. Geophys., 98, 23-38, 1989.
3. Bussod, G. Y., The experimental deformation of spinel Iherzolite at subsolidus and hypersolidus conditions. Ph.D. dissertation, 186 pp., Univ. of Calif., Los Angeles, 1990.
4. Bussod, G. Y., and J. M. Christie, Experimentally deformed Iherzolite at hypersolidus conditions: An experimental example of diffusion-controlled power-law creep, in Comptes Rendus 19th Assembly, p. 196, Int. Union for Geod. and Geophys.,Vancouver, B.C., 1987.
5. Bussod, G. Y., and J. M. Christie, Textural development and melt topology in spinel Iherzolite experimentally deformed at hypersolidus conditions, J. Petrol., 32, 17-39, 1991.
6. Bussod, G. Y., and D. R. Williams, Thermal and kinematic model of southern Rio Grande Rift: Inferences from crustal and mantle xenoiths from Kilbourne Hole, New Mexico, Tectonophysics, 197, 373-389, 1991.
7. Bussod, G. Y., T. Katsura, and D. C. Rubie, The large volume multianvil press as a high P-T deformation apparatus, J. Pure Appl. Geophys., 141, 579-599, 1993.
8. Chopra, P. N., and M. S. Paterson, The role of water in the deformation of dunite, J. Geophys. Res., 89, 7861-7876, 1984.
9. Chou, I.M., Oxygen buffer and hydrogen sensor techniques at elevated pressures and temperatures, In Hydrothermal Experimental Techniques, G.G. Ulmer, and H. L. Barnes, pp. 61-99, John Wiley, New York, 1987.
10. Cooper, R. P., and D. L. Kohlstedt, Rheology and structure of olivine-basalt partial melts. J. Geophys. Res., 91, 9315-9323, 1986.
11. Faul, U.H., A percolation threshold for upper mantle partial melts?, Eos Trans. AGU, 75 (44), Fall Meet. Suppl., 585, 1994.
12. Forsyth, D. W., Geophysical constraints on mantle flow and melt generation beneath mid-ocean ridges, in Mantle Flow and Melt Generation at Mid-Ocean Ridges, Geophys. Monogr. Ser., vol. 71, edited by J. Phipps Morgan, D. Blackman, and J. M. Sinton, pp. 1-65, AGU, Washington, D.C., 1992.
13. Goetze, C., A brief summary of our present day understanding of the effect of volatiles and partial melt on the mechanical properties of the upper mantle, in High-Pressure Research: Applications in Geophysics, edited by M. H. Manghnani and S. Akimoto, pp. 3-23, Academic, San Diego, Calif., 1977.
14. Herzberg, C., T. Gasparik, and H. Sawamoto, Origin of mantle peridotite: Constraints from melting experiments to 16.5 GPa. J. Geophys. Res., 95, 15,779-15,803, 1990.
15. Inoue, T. and H. Sawamoto, High pressure melting of pyrolite under hydrous condition and its geophysical implications, in: High-Pressure Research: Application to Earth and Planetary Sciences, Geophys. Monogr. Ser., vol. 67, edited by Y. Syono and M. H. Manghnani, pp. 323-331, AGU, Washington, D.C., 1992.
16. Jackson, I., M. S. Paterson, and J. D. Fitz Gerald. Seismic wave dispersion and attenuation in Aheim dunite: An experimental study, Geophys. J. Int., 108, 517-534, 1992.
17. Karato, S. I., On the Lehmann discontinuity, Geophys. Res. Lett., 19, 2255-2258, 1993.
18. Karato, S. I., M. S. Paterson, and J. D. Fitzgerald, Rbeology of synthetic olivine aggregates: Influence of grain size and water, J. Geophys. Res., 91, 8151-8176, 1986.
19. Luth, R. W., R. G. Trønnes, and D. Canil, Volatile-bearing phases in the Earth's mantle, in Short Course Handbook on Experiments at High Pressure and Applications to the Earth's Mantle, vol. 21, edited by R. W. Luth, pp. 445-485, Mineralogical Association of Canada, Neapean, Ont., 1993.
20. McKenzie, D., The generation and compaction of partially molten rock, J. Petrol., 25, 713-765, 1984.
21. McKenzie, D. P., The compaction of igneous and sedimentary rockst, J. Geol. Soc. London, 144, 299-307, 1987.
22. Mysen, B. O., and I. Kushiro, Compositional variations of coexisting phases with degree of melting of peridotie in the upper mantle, Am. Mineral, 62, 843-865, 1977.
23. Panza, G. F., Lateral variations in the lithosphere of the southern segment of EGT, in Proceedings of the Second workshop on the European Geotraverse (EGT) Project, edited by D. A. Galson and S. Mueller, pp. 47-51, Eur. Sci. Found., Strasbourg, France, 1985.
24. Pasquale, V., C. Cabella, and M. Verdoya, Deep temperatures and lithospheric thickness along the European Geotraverse, Tectonophysics, 176, 1-11, 1990.
25. Sato, H., I. S. Sacks, and T. Murase, The use of laboratory velocity data for estimating temperature and partial melt fraction in the low-velocity zone: Comparison with heat flow and electrical conductivity studies, J. Geophys. Res., 94, 5689-5704, 1989.
26. Schmeling, H., Numerische Modelle über den Einfluß partieller Schmelze auf elastische, anelastische und elektrische EigenSchaften von Gesteinen mit Anwendung auf Labordaten und die Asthenosphäre (Numerical models on the influence of partial melt on elastic, anelastic, and electric properties of rocks with application to laboratory data and the asthenosphere), dissertation, Univ. Frankfurt, Frankfurt, Germany, 1983.
27. Schmeling, H., Partial melt below Iceland: A combined interpretation of seismic and conductivity data, J. Geophys. Res., 90, 10,105-10,116, 1985.
28. Schmeling, H., Compressible convection with constant and variable viscosity: The effect on geoid, topography, and slab formation, J. Geophys. Res., 94, 12,463-12,481, 1989.
29. Schmeling, H., Variable viscosity convection in a compressible upper mantle and the thickness of the continental lithosphere, in: Glacial Isostasy, Sea-Level and Mantle Rheology, edited by R. Sabadinietal., pp. 607-636, Kluwer Academic, Norwell, Mass., 1991.
30. Schmeling, H,. and G. Marquart, The influence of second scale convection on the thickness of the continental lithosphere and crust, Tectonophysics, 189, 281-306, 1991.
31. Schmeling, H., and G. Marquait, Mantle flow and the evolution of the lithosphere, Phys. Earth Planet. Inter., 79, 241-267, 1993.
32. Snieder, R., Large-scale waveform inversion of surface waves for lateral heterogeneity, 2, Application to surface waves in Europe and the Mediterranean. J. Geophys. Res., 93, 12,067-12,080, 1988.
33. Spakman, W. S. van der Lee, and R. van der Hilst, Travel-time tomography of the European-Mediterranean mantle down to 1400 km, Phys. Earth Planet. Inter., 79, 3-74, 1993.
34. Stolper, E.,D. Walker, H.H. Bradford, and J. F. Hays, Melt segregation from partially molten source regions: The importance of melt density and source region size, J. Geophys. Res., 96, 6261-6271, 1981.
35. Takahashi, E., T. Shimazaki, Y. Tsuzaki, and H. Yoshida, Melting study of a peridotite KLB-1 to 6.5 GPa, and the origin of basaltic magmas, Philos. Trans. R. Soc. London A, 342, 105-120, 1993.
36. Van der Wal, D., Deformation processes in mantle peridotites: With emphasis on the Rhonde peridotite of SW-Spain, Geol. Ultratraiectina, 102, 180 pp., 1993.
37. Van der Wal, D., P. Chopra, M. Drury, and J. F. Fitz Gerald, Relationships between dynamically recrystallized grain size and deformation conditions in experimentally deformed olivine rocks, Geophys. Res. Lett., 20, 1479-1482, 1993.
38. Watson, S. and D. McKenzie, Melt generation by plumes: A study of Hawaiian volcanism, J. Petrol., 32, 501-537, 1991.
39. White, R.S., Melt production rates in mantle plumes, Philos. Trans. R. Soc. London A, 342, 137-153, 1993.
40. York, J. E., and D.V. Helmberger, Low-velocity zone variations in the southwestern United States, J. Geophys. Res., 78, 1883-1886, 1973.