The early formation of the IVA iron meteorite parent body

Albarède, 1995 Albarède, 2004, Precise and accurate isotopic measurements using multiple-collector ICP-MS, Geochim. Cosmochim. Acta, 68, 2725, 10.1016/j.gca.2003.11.024 Amelin, 2008, U–Pb ages of angrites, Geochim. Cosmochim. Acta, 72, 221, 10.1016/j.gca.2007.09.034 Amelin, 2007, Pb isotopic age of the Allende chondrules, Meteoritics Planet. Sci., 42, 1321, 10.1111/j.1945-5100.2007.tb00577.x Bouvier, 2007, Pb–Pb dating constraints on the accretion and cooling history of chondrites, Geochim. Cosmochim. Acta, 71, 1583, 10.1016/j.gca.2006.12.005 Brenan, 2000, Diffusion of osmium in pyrrhotite and pyrite: implications for closure of the Re–Os isotopic system, Earth Planet. Sci. Lett., 180, 399, 10.1016/S0012-821X(00)00165-5 Brennecka, 2010, 238U/235U variations in meteorites: extant 247Cm and implications for Pb–Pb dating, Science, 327, 449, 10.1126/science.1180871 Brennecka, 2010, Natural variations in uranium isotope ratios of uranium ore concentrates: understanding the 238U/235U fractionation mechanism, Earth Planet. Sci. Lett., 291, 228, 10.1016/j.epsl.2010.01.023 Buchwald, 1975, Vol. 3 Campbell, 2002, Siderophile element constraints on the formation of metal in the metal-rich chondrites Bencubbin, Weatherford, and Gujba, Geochim. Cosmochim. Acta, 66, 647, 10.1016/S0016-7037(01)00794-3 Chabot, 2004, Sulfur contents of the parental metallic cores of magmatic iron meteorites, Geochim. Cosmochim. Acta, 68, 3607, 10.1016/j.gca.2004.03.023 Chen, 1983, The least radiogenic Pb in iron meteorites Chen, 1986, Formation ages and evolution of Shergotty and its parent planet from U–Th–Pb systematics, Geochim. Cosmochim. Acta, 50, 955, 10.1016/0016-7037(86)90376-5 Chen, 1990, The isotopic composition of Ag in meteorites and the presence of 107Ag in protoplanets, Geochim. Cosmochim. Acta, 54, 1729, 10.1016/0016-7037(90)90404-9 Connelly, 2008, Chronology of the Solar System's oldest solids, Astrophys. J., 675, L121, 10.1086/533586 Dodson, 1936, The extraction of ferric chloride from hydrochloric acid solutions by isopropyl ether, J. Amer. Chem. Soc., 58, 2573, 10.1021/ja01303a058 Eisele, 2003, The 320 kyr Pb isotope evolution of Mauna Kea lavas recorded in the HSDP-2 drill core, Geochem. Geophys. Geosyst., 4, 8710, 10.1029/2002GC000339 Gao, 1991, Systematic study of sulfur isotopic composition in iron meteorites and the occurrence of excess 33S and 36S, Geochim. Cosmochim. Acta, 55, 2671, 10.1016/0016-7037(91)90381-E Göpel, 1985, U–Pb systematics in iron meteorites: uniformity of primordial lead, Geochim. Cosmochim. Acta, 49, 1681, 10.1016/0016-7037(85)90139-5 Haack, 1992, Asteroid core rystallization by inward dendritic growth, J. Geophys. Res., 97, 14,727, 10.1029/92JE01497 Haack, 1996, Thermal histories of IVA stony-iron and iron meteorites: evidence for asteroid fragmentation and reaccretion, Geochim. Cosmochim. Acta, 60, 3103, 10.1016/0016-7037(96)00139-1 Hevey, 2006, A model for planetesimal meltdown by 26Al and its implications for meteorite parent bodies, Meteoritics Planet. Sci., 41, 95, 10.1111/j.1945-5100.2006.tb00195.x Hoel, 1971 Holtstam, 2003, First discovery of stishovite in an iron meteorite, Meteoritics Planet. Sci., 38, 1579, 10.1111/j.1945-5100.2003.tb00002.x Horan, 1998, 182W and 187Re–187Os systematics of iron meteorites: chronology for melting, differentiation, and crystallization in asteroids, Geochim. Cosmochim. Acta, 62, 545, 10.1016/S0016-7037(97)00368-2 Irisawa, 2006, Tungsten isotopic analysis on six geochemical reference materials using multiple collector-ICP-mass spectrometry coupled with a rhenium-external correction technique, J. Anal. At. Spectrom., 21, 1387, 10.1039/b607945h Jacobsen, 2008, 26Al–26Mg and 207Pb–206Pb systematics of Allende CAIs: Canonical solar initial 26Al/27Al ratio reinstated, Earth Planet. Sci. Lett., 272, 353, 10.1016/j.epsl.2008.05.003 Kleine, 2005, Early core formation in asteroids and late accretion of chondrite parent bodies: evidence from 182Hf–182W in CAIs, metal-richchondrites, and iron meteorites, Geochim. Cosmochim. Acta, 69, 5805, 10.1016/j.gca.2005.07.012 Lagerbäck, 1997, A new iron meteorite from Muonionalusta, northernmost Sweden, GFF, 119, 193, 10.1080/11035899709546477 Lavielle, 1999, The 36Cl–36Ar–40K–41K records and cosmic ray production rates in iron meteorites, Earth Planet. Sci. Lett., 170, 93, 10.1016/S0012-821X(99)00099-0 Lee, 2005, Protracted core formation in asteroids: evidence from high precision W isotopic data, Earth Planet. Sci. Lett., 237, 21, 10.1016/j.epsl.2005.06.033 Lodders, 2003, Solar system abundances and condensation temperatures of the elements, Astrophys. J., 591, 1220, 10.1086/375492 Ludwig, 2003, ISOPLOT: a geochronological toolkit for Microsoft Excel 3.00 Markowski, 2006, Tungsten isotopic compositions of iron meteorites: chronological constraints vs. cosmogenic effects, Earth Planet. Sci. Lett., 242, 1, 10.1016/j.epsl.2005.11.048 Moynier, 2009, A tungsten isotope approach to search for meteoritic components in terrestrial impact rocks, Earth Planet. Sci. Lett., 286, 35, 10.1016/j.epsl.2009.06.014 Myers, 1950, The distribution of ferric iron between hydrochloric acid and isopropyl ether solutions. II. Polymerization of the iron in the ether phase, the effect of the acid concentration on the distribution, and the two-ether-phase region, J. Amer. Chem. Soc., 72, 3772, 10.1021/ja01164a122 Nimmo, 2009, Energetics of asteroid dynamos and the role of compositional convection, Geophys. Res. Lett., 36, 10.1029/2009GL037997 Patterson, 1956, Age of meteorites and the earth, Geochim. Cosmochim. Acta, 10, 230, 10.1016/0016-7037(56)90036-9 Peale, 1979, Melting of Io by tidal dissipation, Science, 203, 892, 10.1126/science.203.4383.892 Qin, 2008, Rapid accretion and differentiation of iron meteorite parent bodies inferred from 182Hf–182W chronometry and thermal modeling, Earth Planet. Sci. Lett., 273, 94, 10.1016/j.epsl.2008.06.018 Rasmussen, 1995, The thermal evolution of IVA iron meteorites: evidence from metallographic cooling rates, Geochim. Cosmochim. Acta, 59, 3049, 10.1016/0016-7037(95)00194-8 Sato, 2005, Viscosities of FeNi, FeCo and NiCo binary melts, Meas. Sci. Technol., 16, 363, 10.1088/0957-0233/16/2/006 Scherstén, 2006, Hf–W evidence for rapid differentiation of iron meteorite parent bodies, Earth Planet. Sci. Lett., 241, 530, 10.1016/j.epsl.2005.11.025 Schönbächler, 2008, Silver isotope variations in chondrites: volatile depletion and the initial 107Pd abundance of the solar system, Geochim. Cosmochim. Acta, 72, 5330, 10.1016/j.gca.2008.07.032 Segatz, 1988, Tidal dissipation, surface heat flow, and figure of viscoelastic models of Io, Icarus, 75, 187, 10.1016/0019-1035(88)90001-2 Stacey, 1975, Approximation of terrestrial lead isotope evolution by a two-stage model, Earth Planet. Sci. Lett., 26, 207, 10.1016/0012-821X(75)90088-6 Stirling, 2005, In search of live 247Cm in the early solar system, Geochim. Cosmochim. Acta, 69, 1059, 10.1016/j.gca.2004.06.034 Stirling, 2006, A low initial abundance of 247Cm in the early solar system and implications for r-process nucleosynthesis, Earth Planet. Sci. Lett., 251, 386, 10.1016/j.epsl.2006.09.023 Tatsumoto, 1973, Time differences in the formation of meteorites as determined from the ratio of lead-207 to lead-206, Science, 180, 1279, 10.1126/science.180.4092.1279 Tatsumoto, 1976, U–Th–Pb and Rb–Sr systematics of Allende and U–Th–Pb systematics of Orgueil, Geochim. Cosmochim. Acta, 40, 617, 10.1016/0016-7037(76)90108-3 Teshima, 1986, A comparative petrologic study of iron meteorites with 107 Ag* anomalies, Geochim. Cosmochim. Acta, 50, 2073, 10.1016/0016-7037(86)90261-9 Tilton, 1973, Isotopic lead ages of chondritic meteorites, Earth Planet. Sci. Lett., 19, 321, 10.1016/0012-821X(73)90082-4 Voshage, 1967, Bestrahlungsalter und Herkunft der Eisenmeteorite, Z. Naturforsch., 22a, 477, 10.1515/zna-1967-0410 Wadhwa, 2009, The age of the Solar System revisited Wang, 2004, Oxygen isotopic compositions of IVA iron meteorites: implications for the thermal evolution derived from in situ ultraviolet laser microprobe analyses, Geochim. Cosmochim. Acta, 68, 1159, 10.1016/j.gca.2003.08.016 Wasson, 2001, Fractionation trends among IVA iron meteorites: contrasts with IIIAB trends, Geochim. Cosmochim. Acta, 65, 951, 10.1016/S0016-7037(00)00597-4 Weyer, 2008, Natural fractionation of 238U/235U, Geochim. Cosmochim. Acta, 72, 345, 10.1016/j.gca.2007.11.012 Wheeler, 2006, Experimental partitioning of uranium between liquid iron sulde and liquid silicate: implications for radioactivity in the Earths core, Geochim. Cosmochim. Acta, 70, 1537, 10.1016/j.gca.2005.11.023 Wyatt, 2008, Evolution of debris disks, Annu. Rev. Astron. Astrophys., 46, 339, 10.1146/annurev.astro.45.051806.110525 Yang, 2007, Iron meteorite evidence for early formation and catastrophic disruption of protoplanets, Nature, 446, 888, 10.1038/nature05735 Yang, 2008, Metallographic cooling rates and origin of IVA iron meteorites, Geochim. Cosmochim. Acta, 72, 3043, 10.1016/j.gca.2008.04.009