Mineral assemblages of basalt in the lower mantle

Journal of Geophysical Research: Solid Earth

Volumn 105, Issue B11, 2000, Pages 26037-26043

  Funamori, Nobumasa ^a,c   Jeanloz, Raymond ^a   Miyajima, Nobuyoshi ^a,d   Fujino, Kiyoshi ^b  

^a UNIVERSITY OF CALIFORNIA   (United States)

^b HOKKAIDO UNIVERSITY   (Japan)

^c UNIVERSITY OF TOKYO   (Japan)

^d UNIVERSITÄT BAYREUTH   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

BASALT; LOW VELOCITY ZONE; LOWER MANTLE; MID-OCEAN RIDGE BASALT; MINERALOGY; PEROVSKITE; STISHOVITE;

EID: 0034520962     PISSN: 21699313     EISSN: 21699356     Source Type: Journal    
DOI: 10.1029/2000jb900252     Document Type: Article

References (37)

1. Fujino, K., N. Miyajima, T. Yagi, T. Kondo, and N. Funamori, Analytical electron microscopy of the garnet-perovskite transformation in a laser-heated diamond anvil cell, in Properties of Earth and Planetary Materials at High Pressure and Temperature, Geophys. Monogr. Ser., vol. 101, edited by M. H. Manghnani and T. Yagi, pp. 409-417, AGU, Washington, D. C., 1998.
2. 3 phase on release of pressure, Science, 275, 513-515, 1997.
3. 4, J. Geophys. Res., 103, 20,813-20,818, 1998.
4. Hirose, K., Y. Fei, Y. Ma, and H. K. Mao, The fate of subducted basaltic crust in the Earth's lower mantle. Nature, 397, 53-56, 1999.
5. Irifune, T., and A. E. Ringwood, Phase transformations in primitive MORB and pyrolite compositions to 25 GPa and some geophysical implications, in High-Pressure Research in Mineral Physics, Geophys. Monogr. Ser., vol. 39, edited by M. Manghnani and Y. Syono, pp. 231-242, AGU, Washington, D. C., 1987.
6. Irifune, T., and A. E. Ringwood, Phase transformations in subducted oceanic crust and buoyancy relationships at depths of 600-800 km in the mantle, Earth Planet. Sci. Lett., 117, 101-110, 1993.
7. 6 at pressures up to 25 GPa, Geophys. Res. Lett., 16, 187-190, 1989.
8. Jeanloz, R., and A. Kavner, Melting criteria and imaging spectroradiometry in laser-heated diamond-cell experiments, Philos. Trans. R. Soc. London, Ser. A, 354, 1279-1305, 1996.
9. Jeanloz, R., and E. Knittle, Density and composition of the lower mantle, Philos. Trans. R. Soc. London, Ser. A, 328, 377-389, 1989.
10. Kavner, A., S. V. Sinogeikin, J. D. Bass, and R. Jeanloz, Equation of state and strength of natural majorite, J. Geophys. Res., 105, 5963-5971, 2000.
11. Kendall, J. M., and P. G. Silver, Constraints from seismic anisotropy on the nature of the lowermost mantle. Nature, 381, 409-412, 1996.
12. Kennett, B. L. N., S. Widiyantoro, and R. D. Van der Hilst, Joint seismic tomography for bulk sound and shear wave speed in the Earth's mantle, J. Geophys. Res., 103, 12,469-12,493, 1998.
13. Kesson, S. E., J. D. Fitz Gerald, and J. M. G. Shelley, Mineral chemistry and density of subducted basaltic crust at lower-mantle pressures, Nature, 372, 767-769, 1994.
14. Kesson, S. E., J. D. Fitz Gerald, and J. M. G. Shelley, Mineralogy and dynamics of a pyrolite lower mantle, Nature, 393, 252-255, 1998.
15. 6 glass, Phys. Earth Planet. Inter., 83, 67-79, 1994.
16. Kingma, K. J., R. E. Cohen, R. J. Hemley, and H. K. Mao, Transformation of stishovite to a denser phase at lower mantle pressures, Nature, 374, 243-245, 1994.
17. Kirby, S. H., S. Stein, E. A. Okal, and D. C. Rubie, Metastable mantle phase transformations and deep earthquakes in subducting oceanic lithosphere, Rev. Geophys., 34, 261-306, 1996.
18. 3 perovskite to over 100 gigapascals, Science, 235, 668-670, 1987.
19. Li, B., S. M. Rigden, and R. C. Liebermann, Elasticity of stishovite at high pressure, Phys. Earth Planet. Inter., 96, 113-127, 1996.
20. Liu, L. G., New silicate perovskites, Geophys. Res. Lett., 14, 1079-1082, 1987.
21. 3 perovskite: Evidence from X-ray powder diffraction, thermal expansion and heat capacity, Phys. Chem. Miner., 18, 224-230, 1991.
22. Manga, M., and R. Jeanloz, Axial temperature gradients in the laser-heated diamond cell, Geophys. Res. Lett., 23, 1845-1848, 1996.
23. 1 fluorescence pressure gauge from 0.06 to 1 Mbar, J. Appl. Phys., 49, 3276-3283, 1978.
24. Mao, H. K., P. M. Bell, K. J. Dunn, R. M. Chrenko, and R. C. DeVries, Absolute pressure measurements and analysis of diamonds subjected to maximum static pressures of 1.3-1.7 Mbar, Rev. Sci. Instrum., 50, 1002-1009, 1979.
25. 3-perovskite to 134 GPa, J. Geophys. Res., 94, 17,889-17,894, 1989.
26. Mao, H. K., G. Shen, and R. J. Hemley, Multivariable dependence of Fe-Mg partitioning in the lower mantle, Science, 278, 2098-2100, 1997.
27. Meade, C., and R. Jeanloz, Deep-focus earthquakes and recycling of water into the Earth's mantle, Science, 252, 68-72, 1991.
28. Miyajima, N., K. Fujino, N. Funamori, T. Kondo, and T. Yagi, Garnet-perovskite transformation under conditions of the Earth's lower mantle: An analytical transmission electron microscopy study, Phys. Earth Planet. Inter., 116, 117-131, 1999.
29. Nguyen, J. H., and R. Jeanloz, A computer program to analyze X-ray diffraction films, Rev. Sci. Instrum., 64, 3456-3461, 1993.
30. O'Neill, B., and R. Jeanloz, Experimental petrology of the lower mantle: A natural peridotite taken to 54 GPa, Geophys. Res. Lett., 17, 1477-1480, 1990.
31. Rigden, S. M., G. D. Gwanmesia, and R. C. Liebermann, Elastic wave velocities of pyrope-majorite garnet to 3 GPa, Phys. Earth Planet. Inter., 86, 35-44, 1994.
32. 3-perovskite stability under lower mantle conditions, Science, 280, 2093-2095, 1998.
33. Sinclair, W., and A. E. Ringwood, Single crystal analysis of the structure of stishovite, Nature, 272, 714-715, 1978.
34. Van der Hilst, R. D., S. Widiyantoro, and E. R. Engdahl, Evidence for deep mantle circulation from global tomography, Nature, 386, 578-584, 1997.
35. Vinnik, L., L. Breger, and B. Romanowicz, Anisotropic structures at the base of the Earth's mantle, Nature, 393, 564-567, 1998.
36. Wen, L., and D. V. Helmberger, Ultra-low velocity zones near the core-mantle boundary from broadband PKP precursors, Science, 279, 1701-1703, 1998.
37. 3 perovskite, Philos. Trans. R. Soc. London, Ser. A, 354, 1371-1384, 1996.