Phase relationships of the Fe-FeS system in conditions up to the Earth's outer core

Earth and Planetary Science Letters

Volumn 294, Issue 1-2, 2010, Pages 94-100

  Kamada, Seiji ^a   Terasaki, Hidenori ^a   Ohtani, Eiji ^a   Sakai, Takeshi ^a   Kikegawa, Takumi ^b   Ohishi, Yasuo ^c   Hirao, Naohisa ^c   Sata, Nagayoshi ^d   Kondo, Tadashi ^e  

^a TOHOKU UNIVERSITY   (Japan)

^b HIGH ENERGY ACCELERATOR RESEARCH ORGANIZATION KEK   (Japan)

^c JAPAN SYNCHROTRON RADIATION RESEARCH INSTITUTE   (Japan)

^d Japan Agency for Marine Earth Science and Technology   (Japan)

^e OSAKA UNIVERSITY   (Japan)

Author keywords

Fe Fe3S system; High pressure; High temperature; In situ X ray diffraction; Inner core; Laser heated diamond anvil cell

Indexed keywords

CORE-MANTLE BOUNDARY; EARTH'S CORE; EUTECTIC COMPOSITION; EUTECTIC TEMPERATURE; HIGH PRESSURE HIGH TEMPERATURE; IN-SITU; INNER CORE; LASER-HEATED DIAMOND ANVIL CELLS; LIGHT ELEMENTS; MELTING CURVES; PHASE RELATIONSHIPS; S-SYSTEMS; SOLID IRON; SULFUR CONTENTS;

CHEMICAL ELEMENTS; DIAMONDS; EUTECTICS; HIGH PRESSURE ENGINEERING; SULFUR; TOOLS; X RAY DIFFRACTION;

IRON ALLOYS;

CORE-MANTLE BOUNDARY; DIAMOND ANVIL CELL; EXPERIMENTAL MINERALOGY; HIGH PRESSURE; HIGH TEMPERATURE; INNER CORE; IRON; IRON SULFIDE; OUTER CORE; PRESSURE GRADIENT; X-RAY DIFFRACTION;

EID: 77952293043     PISSN: 0012821X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.epsl.2010.03.011     Document Type: Article

References (28)

1. Akahama Y., Kawamura H. High-pressure Raman spectroscopy of diamond anvils to 250GPa: method for pressure determination in the multimegabar pressure range. J. Appl. Phys. 2004, 96(7):3748-3751.
2. Allègre C.J., Poirier J.-P., Humler E., Hofmann A.W. The chemical composition of the Earth. Earth Planet. Sci. Lett. 1995, 134:515-526.
3. Birch F. Density and composition of mantle and core. J. Geophys. Res. 1964, 69(20):4377-4388.
4. Boness D.A., Brown J.M., McMahan A.K. The electronic thermodynamics of iron under Earth core conditions. Phys. Earth Planet. Inter. 1986, 42:227-240.
5. Campbell A.J., Seagle C.T., Heinz D.L., Shen G., Prakapenka V.B. Partial melting in the iron-sulfur system at high pressure: a synchrotron X-ray diffraction study. Phys. Earth Planet. Inter. 2007, 162:119-128.
6. Chen B., Gao L., Funakoshi K., Li J. Thermal expansion of iron-rich alloys and implications for the Earth's core. Proc. Natl. Acad. Sci. U. S. A. 2007, 104(22):9162-9167.
7. Chudinovskikh L., Boehler R. Eutectic melting in the system Fe-S to 44GPa. Earth Planet. Sci. Lett. 2007, 257:97-103.
8. Dreibus G., Palme H. Cosmochemical constraints on the sulfur content in the Earth's core. Geochim. Cosmochim. Acta 1996, 60(7):1125-1130.
9. Dubrovinsky L.S., Saxena S.K., Tutti F., Rekhi S., LeBehan T. In situ X-ray study of thermal expansion and phase transition of iron at multimegabar pressure. Phys. Rev. Lett. 2000, 84(8):1720-1723.
10. Fei Y., Bertka C.M., Finger L.W. High-pressure iron-sulfur compound, Fe3S2, and melting relations in the Fe-FeS system. Science 1997, 275:1621-1623.
11. Fei Y., Li J., Bertka C.M., Prewitt C.T. Structure type and bulk modulus of Fe3S, a new iron-sulfur compound. Am. Mineral. 2000, 85:1830-1833.
12. Fei Y., Ricolleau A., Frank M., Mibe K., Shen G., Prakapenka V. Toward an internally consistent pressure scale. Proc. Natl. Acad. Sci. U. S. A. 2007, 104(22):9182-9186.
13. Hammersley A.P., Svensson S.O., Hanfland M., Fitch A.N., Häusermann D. Two-dimensional detector software: from real detector to idealised image or two-theta scan. High Press. Res. 1996, 14:235-248.
14. Hillgren V., Gessmann C.K., Li J. An Experimental Perspective on the Light Element in Earth's Core. Origin of the Earth and Moon 2000, 245-263. The University of Arizona, Arizona. R.M. Canup, K. Righter (Eds.).
15. Holmes N.C., Moriarty J.A., Gathers G.R., Neilis W.J. The equation of state of platinum to 660GPa (6.6Mbar). J. Appl. Phys. 1989, 66(7):2962-2967.
16. Li J., Fei Y., Mao H.K., Hirose K., Shieh S.R. Sulfur in the Earth's inner core. Earth Planet. Sci. Lett. 2001, 193:509-514.
17. Ma Y., Somayazulu M., Shen G., Mao H.K., Shub J., Hemley R.J. In situ X-ray diffraction studies of iron to Earth-core conditions. Phys. Earth Planet. Inter. 2004, 85:319-337.
18. Mao H.K., Bell P.M., Shaner J.W., Steinberg D.J. Specific volume measurements of Cu, Mo, Pd, and Ag and calibration of the ruby R1 fluorescence pressure gauge from 0.06 to 1Mbar. J. Appl. Phys. 1978, 49(6):3279-3283.
19. Mao H.K., Wu Y., Chen L.C., Shu J.F., Jephcoat A.P. Static compression of iron to 300GPa and Fe0.8Ni0.2 alloy to 260GPa: implications for composition of the core. J. Geophys. Res. 1990, 95(B13):21,737-21,742.
20. McDonough W.F. Compositional Model for the Earth's Core. Treatise on Geochemistry 2003, Volume 2:547-568. Elsevier B. V, Amsterdam. R.W. Carlson (Ed.).
21. Morard G., Andrault D., Guignot N., Sanloup C., Mezouar M., Petitgirard S., Fiquet G. In-situ determination of Fe-Fe3S phase diagram and liquid structural properties up to 65GPa. Earth Planet. Sci. Lett. 2008, 272:620-626.
22. Murthy V.R., Hall H.T. The chemical composition of the Earth's core: possibility of sulphur in the core. Phys. Earth Planet. Inter. 1970, 2:276-282.
23. Ohishi Y., Hirao N., Sata N., Hirose K., Takata M. Highly intense monochromatic X-ray diffraction facility for high-pressure research at SPring-8. High Press. Res. 2008, 28(3):163-173.
24. Poirier J.P. Light elements in the Earth's outer core: a critical review. Phys. Earth Planet. Inter. 1994, 85:319-337.
25. Seagle C.T., Campbell A.J., Heinz D.L., Shen G., Prakapenka V.B. Thermal equation of state of Fe3S and implications for sulfur in Earth's core. J. Geophys. Res. 2006, 111:B06209.
26. Shen G., Mao H.K., Hemley R.J. Laser-heated Diamond Anvil Cell Technique: Double-sided Heating with Multimode Nd:YAG Laser. Advanced Materials '96-New Trends in High Pressure Research 1996, 149-152. Nat. Inst. Res. Inorg. Mater, Tsukuba.
27. Stewart A.J., Schmidt M.W., van Westrenen W., Liebske C. Mars: a new core-crystallization regime. Science 2007, 316:1323-1325.
28. Tsuno K., Ohtani E. Eutectic temperatures and melting relations in the Fe-O-S system at high pressures and temperatures. Phys. Chem. Miner. 2009, 36(1):9-17.