Electrical conductivity of pyrope-rich garnet at high temperature and high pressure

Physics of the Earth and Planetary Interiors

Volumn 176, Issue 1-2, 2009, Pages 83-88

  Dai, Lidong ^a,b   Karato, Shun ichiro ^b  

^a INSTITUTE OF GEOCHEMISTRY   (China)

^b YALE UNIVERSITY   (United States)

Author keywords

Electrical conductivity; Frequency; Pressure; Pyrope garnet; Water

Indexed keywords

A-THERMAL; ANHYDROUS CONDITIONS; CHARGE ACCUMULATION; DC ELECTRICAL CONDUCTIVITY; EARTH'S MANTLE; EFFECT OF WATER; ELECTRICAL CONDUCTIVITY; FREQUENCY; FREQUENCY RANGES; GARNET CRYSTALS; HIGH TEMPERATURE AND HIGH PRESSURE; IMPEDANCE SPECTROSCOPY; IMPEDANCE SPECTRUM; INFLUENCE OF WATER; INTRINSIC RESISTIVITY; MOLYBDENUM OXIDES; MULTI-ANVIL APPARATUS; OXYGEN FUGACITY; PRESSURE AND TEMPERATURE; PRESSURE SENSITIVITIES; PYROPE GARNET; RINGWOODITE; TRANSITION ZONES; UPPER MANTLE; WADSLEYITE;

ELECTRIC CONDUCTIVITY; HYDROGEN; MINERALS; MOLYBDENUM; MOLYBDENUM COMPOUNDS; OLIVINE; ORGANIC POLYMERS; OXYGEN; PRESSURE EFFECTS; SILICATE MINERALS; SINGLE CRYSTALS; WATER CONTENT;

GARNETS;

ELECTRICAL CONDUCTIVITY; EXPERIMENTAL MINERALOGY; GARNET; HIGH PRESSURE; HIGH TEMPERATURE; PYROPE;

EID: 68349139297     PISSN: 00319201     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.pepi.2009.04.002     Document Type: Article

References (25)

1. Barsoukov E., and Macdonald J.R. Impedance Spectroscopy Theory, Experiment, and Applications (Second Edition) (2005), John Wiley & Sons, Inc. pp. 17-129
2. Bass J.D., and Anderson D.L. Composition of the upper mantle: geophysical test of two petrological models. Geophys. Res. Lett. 11 (1984) 237-240
3. Bosman A.J., and van Daal H.J. Small-polaron versus band conduction in some transition-metal oxides. Adv. Phys. 19 (1970) 1-117
4. Huang X.G., Xu Y.S., and Karato S. Water content in the transition zone from electrical conductivity of wadsleyite and ringwoodite. Nature 434 (2005) 746-749
5. Huebner J.S., and Dillenburg R.G. Impedance spectra of dry silicate minerals and rock: qualitative interpretation of spectra. Am. Miner. 80 (1995) 46-64
6. Irifune T., and Ringwood A.E. Phase transformations in primitive MORB and pyrolyte composition to 25 GPa and some geophysical implications. In: Manghnani M.H., and Syono Y. (Eds). High-Pressure Research in Mineral Physics (1987), American Geophysical Union, Washington, DC 231-242
7. Irifune T., and Isshiki M. Iron partitioning in a pyrolite mantle and the nature of the 410-km seismic discontinuity. Nature 392 (1998) 702-705
8. Karato S. The role of hydrogen in the electrical conductivity of the upper mantle. Nature 347 (1990) 272-273
9. Karato, S., Dai, L. Comments on "Electrical conductivity of wadsleyite as a function of temperature and water content" by Manthilake et al. Phys. Earth Planet. Inter., in press, doi:10.1016/j.pepi.2009.01.011.
10. Katsura T., Sato K., and Ito E. Electrical conductivity of silicate perovskite at lower-mantle conditions. Nature 395 (1998) 493-495
11. Mookherjee, M., Karato, S. The solubility of water in pyrope garnet. Chem. Geol., submitted for publication.
12. 4 determined by in situ X-ray observation. Science 265 (1994) 1202-1203
13. Mott N.F., and Gurney R.W. Electronic Processes in Ionic Crystals (Second Edition) (1948), University Press, Oxford pp. 274
14. Paterson M.S. The determination of hydroxyl by infrared absorption in quartz, silicate glasses and similar materials. Bull. Miner. 105 (1982) 20-29
15. Ringwood A. Composition and Petrology of the Earth's Mantle (1975), McGraw-Hill, New York 618 pp
16. Romano C., Poe B.T., Kreidie N., and McCammon A. Electrical conductivities of pyrope-almandine garnets up to 19 GPa and 1700 °C. Am. Miner. 91 (2006) 1371-1377
17. Schock R.N., Duba A.G., and Shankland T.J. Electrical conduction in olivine. J. Geophys. Res. 94 (1989) 5829-5839
18. Stauffer D., and Aharony A. Introduction to Percolation Theory (1992), Taylor and Francis pp. 181
19. Tyburczy J.A., and Roberts J.J. Low frequency electrical response of polycrystalline olivine compacts: grain boundary transport. Geophys. Res. Lett. 17 (1990) 1985-1988
20. Wang D.J., Mookherjee M., Xu Y.S., and Karato S. The effect of water on the electrical conductivity of olivine. Nature 443 (2006) 977-980
21. Xu Y., Shankland T.J., and Duba A. Pressure effect on electrical conductivity of mantle olivine. Phys. Earth Planet. Inter. 118 (2000) 149-161
22. Yoshino T., Matsuzaki T., Yamashita S., and Katsura T. Hydrous olivine unable to account for conductivity anomaly at the top of the asthenosphere. Nature 443 (2006) 973-976
23. Yoshino T., Manthilake G., Matsuzaki T., and Katsura T. Dry mantle transition zone inferred from the conductivity of wadsleyite and ringwoodite. Nature 451 (2008) 326-329
24. Yoshino T., Nishi M., Matsuzaki T., Yamazaki D., and Katsura T. Electrical conductivity of majorite garnet and its implications for electrical structure in the mantle transition zone. Phys. Earth Planet. Inter. 170 (2008) 193-200
25. Zhang J., Li B., Utsumi W., and Liebermann R.C. In situ X-ray observations of the coesite-stishovite transition: reversed phase boundary and kinetics. Phys. Chem. Miner. 23 (1996) 1-10