Metal-silicate partitioning of Ni and Co in a deep magma ocean

Earth and Planetary Science Letters

Volumn 321-322, Issue , 2012, Pages 189-197

  Siebert, Julien ^a   Badro, James ^b   Antonangeli, Daniele ^a   Ryerson, Frederick J ^b,c  

^a UNIVERSITÉ PIERRE ET MARIE CURIE   (France)

^b INSTITUT DE PHYSIQUE DU GLOBE DE PARIS   (France)

^c LAWRENCE LIVERMORE NATIONAL LABORATORY   (United States)

Author keywords

Earth's core formation; Laser heated diamond anvil cell; Light elements; Magma ocean; Siderophile elements

Indexed keywords

EARTH'S CORE; LASER-HEATED DIAMOND ANVIL CELLS; LIGHT ELEMENTS; MAGMA OCEAN; SIDEROPHILE ELEMENTS;

COBALT; METALS; OCEANOGRAPHY; PHASE EQUILIBRIA;

SILICATES;

COBALT; CONCENTRATION (COMPOSITION); DIAMOND ANVIL CELL; MAGMA; MANTLE CHEMISTRY; NICKEL; OXYGEN; P-T CONDITIONS; PARTITION COEFFICIENT; PHASE EQUILIBRIUM; SIDEROPHILE ELEMENT; SILICATE; SILICON; THERMODYNAMICS;

EID: 84856587266     PISSN: 0012821X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.epsl.2012.01.013     Document Type: Article

References (51)

1. 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.
2. Anderson O.L., Isaak D.G. Another look at the core density deficit of Earth's outer core. Phys. Earth Planet. Inter. 2002, 131:19-27.
3. Andrault D., Fiquet G., Itie J.P., Richet P., Gillet P., Hausermann D., Hanfland M. Thermal pressure in a laser-heated diamond-anvil cell: an X-ray diffraction study. Eur. J. Mineral. 1998, 10:931-940.
4. Andrault D., Bolfan-Casanova N., Lo Nigro G., Bouhifd M.A., Garbarino G., Mezouar M. Solidus and liquidus profiles of chondritic mantle: implication for melting of the Earth across its history. Earth Planet. Sci. Lett. 2011, 304:251-259.
5. Antonangeli D., Siebert J., Badro J., Farber D.L., Fiquet G., Morard G., Ryerson F.J. Composition of the Earth's inner core from high-pressure sound velocity measurements in Fe-Ni-Si alloys. Earth Planet. Sci. Lett. 2010, 295:292-296.
6. Armstrong J.T. CITZAF- a package of correction programs for the quantitative electron microbeam X-ray analysis of thick polished materials, thin films, and particles. Microbeam Anal. 1995, 4:177-200.
7. Auzende A.L., Gillot J., Coquet A., Hennet L., Ona-Nguema G., Bonnin D., Esteve I., Roskosz M., Fiquet G. Synthesis of amorphous MgO-rich peridotitic starting material for laser-heated diamond anvil cell experiments - application to iron partitioning in the mantle. High pressure Res. 2011, 31:199-213.
8. Benedetti L.R., Loubeyre P. Temperature gradients, wavelength-dependent emissivity, and accuracy of high and very-high temperatures measured in the laser-heated diamond anvil cell. High pressure Res. 2004, 24:423-445.
9. Boehler R. High-pressure experiments and the phase diagram of lower mantle and core materials. Rev. Geophys. 2000, 38:221-245.
10. Bouhifd M.A., Jephcoat A.P. The effect of pressure on partitioning of Ni and Co between silicate and iron-rich metal liquids: a diamond-anvil cell study. Earth Planet. Sci. Lett. 2003, 209:245-255.
11. Bouhifd M.A., Jephcoat A.P. Convergence of Ni and Co metal-silicate partition coefficients in the deep magma-ocean and coupled silicon-oxygen solubility in iron melts at high pressures. Earth Planet. Sci. Lett. 2011, 307:341-348.
12. Brenan J.M., McDonough W.F. Core formation and metal-silicate fractionation of osmium and iridium from gold. Nature Geosci. 2009, 2:798-801.
13. Capobianco C.J., Drake M.J., De'Aro J. Siderophile geochemistry of Ga, Ge, and Sn: Cationic oxidation states in silicate melts and the effect of composition in iron-nickel alloys Geochim. Cosmochim. Acta 1999, 63:2667-2677.
14. Chabot N.L., Draper D.S., Agee C.B. Conditions of Earth's core formation: constraints from nickel and cobalt partitioning. Geochim. Cosmochim. Acta 2005, 69:2141-2151.
15. Corgne A., Liebske C., Wood B.J., Rubie D.C., Frost D.J. Silicate perovskite-melt partitioning of trace elements and geochemical signature of a deep perovskitic reservoir. Geochim. Cosmochim. Acta 2005, 69:485-496.
16. Corgne A., Keshav S., Wood B.J., McDonough W.F., Fei Y. Metal-silicate partitioning and constraints on core composition and oxygen fugacity during Earth accretion. Geochim. Cosmochim. Acta 2008, 72:574-589.
17. Corgne A., Siebert J., Badro J. Oxygen as a light element: a solution to single-stage core formation. Earth Planet. Sci. Lett. 2009, 288:108-114.
18. Fiquet G., Auzende A.L., Siebert J., Corgne A., Bureau H., Ozawa H., Garbarino G. Melting of peridotite to 140 gigapascals. Science 2010, 329:1516-1518.
19. Frost D.J., Asahara Y., Rubie D.C., Miyajima N., Dubrovinsky L.S., Holzapfel C., Ohtani E., Miyahara M., Sakai T. The partitioning of oxygen between the Earth's mantle and core. J. Geophys. Res. 2010, 115:B02202.
20. Gessmann C.K., Rubie D.C. The origin of the depletions of V, Cr and Mn in the mantles of the Earth and Moon. Earth Planet. Sci. Lett. 2000, 184:95-107.
21. Halliday A.N., Wood B.J. How did Earth accrete?. Science 2009, 325:44-45.
22. Hilgren V.J., Drake M.J., Rubie D.C. High pressure and high temperature metal-silicate partitioning of siderophile elements: the importance of silicate liquid composition. Geochim. Cosmochim. Acta 1996, 60:2257-2263.
23. Holzheid A., Sylvester P., O'Neill H., St C., Rubie D.C., Palme H. Evidence for a late chondritic veneer in the Earth's mantle from high-pressure partitioning of palladium and platinum. Nature 2000, 406:396-399.
24. Ito E., et al. Reaction between molten iron and silicate melts at high pressure: implications for the chemical evolution of the Earth's core. J. Geophys. Res. 1995, 100:5901-5910.
25. Jana D., Walker D. The influence of silicate melt composition on distribution of siderophile elements among metal and silicate liquids. Earth Planet. Sci. Lett. 1997, 150:463-472.
26. Japan Society and for the Promotion of Science and the Nineteenth Committee on Steelmaking Steelmaking Data Sourcebook 1988, Gordon and Breach Science Publishers, New York, 273-297pp.
27. Kegler P., Holzheid A., Frost D.J., Rubie D.C., Dohmen R., Palme H. New Ni and Co metal-silicate partitioning data and their relevance for an early terrestrial magma ocean. Earth Planet. Sci. Lett. 2008, 268:28-40.
28. Li J., Agee C.B. Geochemistry of mantle-core differentiation at high pressure. Nature 1996, 381:686-689.
29. Li J., Agee C.B. The effect of pressure, temperature, oxygen fugacity and composition on the partitioning of nickel and cobalt between liquid Fe-Ni-S alloy and liquid silicate: implications for the Earth's core formation. Geochim. Cosmochim. Acta 2001, 65:1821-1832.
30. Lord O.T., Walter M.J., Dasgupta R., Walker D., Clark S.M. Melting in the Fe-C system to 70 GPa. Earth Planet. Sci. Lett. 2009, 284:156-167.
31. Mann U., Frost D.J., Rubie D.C. Evidence for high-pressure core-mantle differentiation from the metal-silicate partitioning of lithophile and weakly-siderophile elements. Geochim. Cosmochim. Acta 2009, 73:7360-7386.
32. Matsui T., Abe Y. Formation of a "magma ocean" on the terrestrial planets due to the blanketing effect of an impact induced atmosphere. Earth Moon Planets 1986, 34:223-230.
33. McDonough W.F. Compositional model for the Earth's core. Treatise on Geochemistry 2003, vol. 2:547-568. Elsevier-Pergamon, Oxford.
34. Nomura R., Ozawa H., Tateno S., Hirose K., Hernlund J., Muto S., Ishii H., Hiraoka N. Spin crossover and iron-rich silicate melt in the Earth's deep mantle. Nature 2011, 473:199-202.
35. Ohtani E., Yurimoto H., Seto S. Element partitioning between metallic liquid, silicate liquid, and lower-mantle minerals: implications for core formation of the Earth. Phys. Earth Planet. Inter. 1997, 100:97-114.
36. O'Neil H.St.C., Canil D., Rubie D.C. Oxide-metal equilibria to 2500°C and 25 GPa: implications for core formation and the light component in the Earth's core. J. Geophys. Res. 1998, 13:12239-12260.
37. Palme H., O'Neill H., St C. Cosmochemical estimates of mantle composition. Treatise on Geochemistry 2003, vol. 2:1-38. Elsevier-Pergamon, Oxford.
38. Poirier J.P. Light elements in the Earth's core: a critical review. Phys. Earth Planet. Inter. 1994, 85:319-337.
39. Ricolleau A., Fei Y.W., Cottrell E., Watson H., Deng L.W., Zhang L., Fiquet G., Auzende A.L., Roskosz M., Morard G., Prakapenka V. Density profile of pyrolite under the lower mantle conditions. Geophys. Res. Lett. 2009, 36:L06302.
40. Ricolleau A., Fei Y.W., Corgne A., Siebert J., Badro J. Constraints on oxygen and silicon contents of Earth's core from metal-silicate partitioning experiments at high pressure and temperature. Earth Planet. Sci. Lett. 2011, 310:409-421.
41. Righter K., Drake M.J., Yaxley G. Prediction of siderophile element metal-silicate partition coefficients to 20 GPa and 2800°C: the effects of pressure, temperature, oxygen fugacity and silicate and metallic melt compositions. Phys. Earth Planet. Inter. 1997, 100:115-134.
42. Righter K. Prediction of metal-silicate partition coefficients for siderophile elements: an update and assessment of PT conditions for metal-silicate equilibrium during accretion of the Earth. Earth Planet. Sci. Lett. 2011, 304:158-167.
43. Safronov S.V. Heating of Earth during its formation. Icarus 1978, 33:3-12.
44. Sanloup C., van Westrenen W., Dasgupta R., Maynard-Casely H., Perrillat J.P. Compressibility change in iron-rich melt and implications for core formation models. Earth Planet. Sci. Lett. 2011, 306:118-122.
45. Siebert J., Corgne A., Ryerson F.J. Systematics of metal-silicate partitioning for many siderophile elements applied to Earth's core formation. Geochim. Cosmochim. Acta 2011, 75:1451-1489.
46. Stevenson D.J. Fluid dynamics of core formation. The Origin of the Earth 1990, 231-249. Oxford Press, London. H. Newsom, J.H. Jones (Eds.).
47. Thibault Y., Walter M.J. The influence of pressure and temperature on the metal-silicate partition coefficients of nickel and cobalt in a model C1 chondrite and implications for metal segregation in a deep magma ocean. Geochim. Cosmochim. Acta 1995, 59:991-1002.
48. Tonks W.B., Melosh H.J. Magma ocean formation due to giant impacts. J. Geophys. Res. 1993, 98:5319-5333.
49. Wade J., Wood B.J. The Earth's missing niobium may be in the core. Nature 2001, 409:75-78.
50. Wade J., Wood B.J. Core formation and the oxidation state of the Earth. Earth Planet. Sci. Lett. 2005, 236:78-95.
51. Wood B.J., Wade J., Kilburn M.R. Core formation and the oxidation state of the Earth: additional constraints from Nb, V and Cr partitioning. Geochim. Cosmochim. Acta 2008, 72:1415-1426.