Fast accretion of the Earth with a late Moon-forming giant impact

Proceedings of the National Academy of Sciences of the United States of America

Volumn 108, Issue 43, 2011, Pages 17604-17609

  Yu, Gang ^a   Jacobsen, Stein B ^a  

^a HARVARD UNIVERSITY   (United States)

Author keywords

Hf W chronometry; Planet formation

Indexed keywords

COBALT; METAL; NICKEL; NIOBIUM; SILICATE; TUNGSTEN; VANADIUM;

ARTICLE; ASTRONOMY; HYPERBARISM; ISOTOPE ANALYSIS; MOON; MOON FORMING GIANT IMPACT; PRESSURE; PRIORITY JOURNAL; SEA; TEMPERATURE DEPENDENCE;

EARTH (PLANET); EVOLUTION, PLANETARY; EXTRATERRESTRIAL ENVIRONMENT; MODELS, CHEMICAL; MOON; SOLAR SYSTEM; TIME FACTORS;

EID: 80055092003     PISSN: 00278424     EISSN: 10916490     Source Type: Journal    
DOI: 10.1073/pnas.1108544108     Document Type: Article

References (37)

1. Cameron AGW (2000) Higher-resolution simulations of the giant impact. Origin of the Earth and Moon, eds RM Canup and K Righter (University of Arizona Press, Tucson, AZ), pp 133-144.
2. Canup RM, Asphaug E (2001) Origin of the Moon in a giant impact near the end of the Earth's formation. Nature 412:708-712. (Pubitemid 32771988)
3. Chambers JE (2004) Planetary accretion in the inner Solar System. Earth Planet Sci Lett 223:241-252.
4. Harper CL, Jacobsen SB (1996) Evidence for 182Hf in the early Solar System and constraints on the timescale of terrestrial accretion and core formation. Geochim Cosmochim Acta 60:1131-1153.
5. Jacobsen SB (2005) The Hf-W isotopic system and the origin of the earth and moon. Annu Rev Earth Planet Sci 33:531-570.
6. Jacobsen SB, Harper CL (1996) In Earth Processes Reading the Isotope Code, eds A Basu and S Hart (AGU, Washington), vol. Geophysical monograph:95, pp 47-74.
7. Rudge J, Kleine T, Bourdon B (2010) Broad bounds on Earth's accretion and core formation constrained by geochemical models. Nat Geosci 3:439-443.
8. Kleine T, et al. (2009) Hf-W chronology of the accretion and early evolution of asteroids and terrestrial planets. Geochim Cosmochim Acta 73:5150-5188.
9. Yin Q, et al. (2002) A short timescale for terrestrial planet formation from Hf-W chronometry of meteorites. Nature 418:949-952. (Pubitemid 34976025)
10. Schoenberg R, Kamber BS, Collerson KD, Eugster O (2002) New W-isotope evidence for rapid terrestrial accretion and very early core formation. Geochim Cosmochim Acta 66:3151-3160.
11. Kleine T, Müker C, Mezger K, Palme H (2002) Rapid accretion and early core formation on asteroids and the terrestrial planets from Hf-W chronometry. Nature 418:952-955. (Pubitemid 34976026)
12. Touboul M, Kleine T, Bourdon B, Palme H, Wieler R (2007) Late formation and prolonged differentiation of the Moon inferred from W isotopes in lunar metals. Nature 450:1206-1209.
13. Halliday AN (2008) A young Moon-forming giant impact at 70-110 million years accompanied by late-stage mixing, core formation and degassing of the Earth. Philos Transact A Math Phys Eng Sci 366:4163-4181.
14. Agnor CB, Canup RM, Levison HF (1999) On the character and consequences of large impacts in the late stage of terrestrial planet formation. Icarus 142:219-237.
15. O'Brien DP, Morbidelli A, Levison HF (2006) Terrestrial planet formation with strong dynamical friction. Icarus 184:39-58. (Pubitemid 44227789)
16. Rubie DC, Nimmo F, Melosh HJ (2007) Formation of Earth's core. Treatise on Geophysics pp 51-90.
17. Haisch KE, Lada EA, Lada CJ (2001) Disk frequencies and lifetimes in young clusters. Astrophys J 553:L153-L156.
18. Canup RM, Agnor CB (2000) Accretion of the terrestrial planets and the Earth-Moon system. Origin of the Earth and Moon, eds RM Canup and K Righter (University of Arizona Press, Tucson, AZ), pp 113-129.
19. Kortenkamp SJ, Kokubo E,Weidenschilling SJ (2000) Formation of planetary embryos. Origin of the Earth and Moon, eds RM Canup and K Righter (University of Arizona Press, Tucson, AZ), pp 85-100.
20. Wade J, Wood BJ (2005) Core formation and the oxidation state of the Earth. Earth Planet Sci Lett 236:78-95. (Pubitemid 40984421)
21. Li J, Agee CB (1996) Geochemistry of mantle-core differentiation at high pressure. Nature 381:686-689. (Pubitemid 126515872)
22. Kegler P, et al. (2008) New Ni and Co metal-silicate partitioning data and their relevance for an early terrestrial magma ocean. Earth Planet Sci Lett 268:28-40.
23. Rubie DC, Melosh HJ, Reid JE, Liebske C, Righter K (2003) Mechanisms of metal-silicate equilibration in the terrestrial magma ocean. Earth Planet Sci Lett 205:239-255. (Pubitemid 36101451)
24. 235U. Earth Planet Sci Lett 300:343-350.
25. Wetherill GW (1986) Origin of the Moon, eds WK Hartmann, RJ Phillips, and GJ Taylor (Lunar and Planetary Institue, Houston), pp 519-550.
26. Canup RM (2004) Simulations of a late lunar-forming impact. Icarus 168:433-456.
27. Cottrell E, Walter MJ, Walker D (2009) Metal-silicate partitioning of tungsten at high pressure and temperature: Implications for equilibrium core formation in Earth. Earth Planet Sci Lett 281:275-287 and erratum (2010) 289:631-634.
28. Corgne A, Keshav S,Wood BJ, McDonough WF, Fei Y (2008) Metal-silicate partitioning and constraints on core composition and oxygen fugacity during earth accretion. Geochim Cosmochim Acta 72:574-589. (Pubitemid 350286861)
29. Righter K (2003) Metal-silicate partitioning of siderophile elements and core formation in the early Earth. Annu Rev Earth Planet Sci 31:135-174.
30. Righter K, Drake MJ, Scott ERD (2006) Compositional relationships between meteorites and terrestrial planets. Meteorites and the Early Solar System II, eds DS Lauretta and HY McSween, Jr (Univ of Arizona Press, Tucson, AZ), 943, pp 803-828.
31. McDonough WF, Sun S (1995) The composition of the Earth. Chem Geol 120:223-253.
32. Arevalo R, McDonough WF (2008) Tungsten geochemistry and implications for understanding the Earth's interior. Earth Planet Sci Lett 272:656-665.
33. König S, et al. (2011) The Earth's tungsten budget during mantle melting and crust formation. Geochim Cosmochim Acta 75:2119-2136.
34. 144Nd in lunar mare basalts with implications for the early evolution and bulk Sm/Nd of the Moon. Geochim Cosmochim Acta 73:6421-6445.
35. 146Sm: A revised half-life value. Mineral Mag 75:1191.
36. Yu G, Jacobsen SB (2008) A w-isotope evolution model with a deep magma ocean and a solid lower mantle: Application to Mars and Earth. 39th Lunar and Planetary Science Conference, 1847.
37. Dauphas N, Pourmand A (2011) Hf-W-Th evidence for rapid growth of Mars and its status as a planetary embryo. Nature 473:489-492.