Mineralogy and petrology of Al-rich objects and amoeboid olivine aggregates in the CH carbonaceous chondrite North West Africa 739

Geochemistry - Tập 66 - Trang 57-76 - 2006
Alexander N. Krot1, Michael I. Petaev2, Klaus Keil1
1School of Ocean and Earth Science and Technology, Hawaii Institute of Geophysics and Planetology, University of Hawaii at Manoa, Honolulu, HI 96822, USA
2Harvard-Smithsonian Center for Astrophysics, Department of Earth and Planetary Sciences, Harvard University, Cambridge, MA 02138, USA

Tài liệu tham khảo

Aléon, 2002, Ca–Al-rich inclusions and amoeboid olivine aggregates from the CR carbonaceous chondrites, Meteorit. Planet. Sci., 37, 1729, 10.1111/j.1945-5100.2002.tb01160.x Bischoff, 1984, Al-rich objects in ordinary chondrites, Geochim. Cosmochim. Acta, 48, 693, 10.1016/0016-7037(84)90096-6 Bischoff, 1993, Acfer 182 and paired samples, an iron-rich carbonaceous chondrite, Geochim. Cosmochim. Acta, 57, 2631, 10.1016/0016-7037(93)90422-S Campbell, 2003, Formation of metal in the CH chondrites ALH 85085 and PCA 91467, Geochim. Cosmochim. Acta, 68, 3409, 10.1016/j.gca.2003.11.007 Campbell, 2001, Origin of zoned metal in the QUE 94411 chondrite, Geochim. Cosmochim. Acta, 65, 163, 10.1016/S0016-7037(00)00526-3 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 Clayton, 1977, Distribution of the pre-solar component in Allende and other carbonaceous chondrites, Earth Planet. Sci. Lett., 34, 209, 10.1016/0012-821X(77)90005-X Cuzzi, 2003, Blowing in the wind. II. Creation and redistribution of refractory inclusions in a turbulent protoplanetary nebula, Icarus, 166, 385, 10.1016/j.icarus.2003.08.016 Greshake, 2002, Heavily hydrated matrix lumps in the CH and metal-rich chondrites QUE 94411 and Hammadah al Hamra 237, Meteorit. Planet. Sci., 37, 281, 10.1111/j.1945-5100.2002.tb01110.x Grossman, 1988, ALH85085; a unique volatile-poor carbonaceous chondrite with possible implications for nebular fractionation processes, Earth Planet. Sci. Lett., 91, 33, 10.1016/0012-821X(88)90149-5 Jones, 1989, Petrology and thermal history of type IA chondrules in the Semarkona (LL3.0) chondrite, Proc. Lunar Planet. Sci. Conf., 19, 523 Kimura, 1993, Ca-, Al-rich inclusions in the unique chondrite ALH85085, Geochim. Cosmochim. Acta, 57, 2329, 10.1016/0016-7037(93)90573-F Krot, 2000, Anorthite-rich chondrules from primitive carbonaceous chondrites, Meteorit. Planet. Sci., 35, A93 Krot, 2002, Anorthite-rich chondrules in CR and CH carbonaceous chondrites, Meteorit. Planet. Sci., 37, 91, 10.1111/j.1945-5100.2002.tb00797.x Krot, 1999, Unique mineralogy and isotopic signatures of calcium-aluminum-rich inclusions from the CH chondrite Acfer 182 (abstract), Meteorit. Planet. Sci., 34, A69 Krot, A.N., Ulyanov, A.A., Weber, D., 1999b. Al-diopside-rich refractory inclusions in the CH chondrite Acfer 182 (abstract). Lunar Planet. Sci. 30, Lunar Planet. Inst., Houston, CD-ROM #2018. Krot, 2000, Ferrous silicate spherules with euhedral Fe,Ni-metal grains from CH carbonaceous chondrites, Meteorit. Planet. Sci., 35, 1249, 10.1111/j.1945-5100.2000.tb01513.x Krot, A.N., Meibom, A., Keil, K., 2000b. Volatile-poor chondrules in CH carbonaceous chondrites: formation at high ambient nebular temperature (abstract). Lunar Planet. Sci. 31, Lunar Planet. Inst., Houston, CD-ROM #1481. Krot, 2001, A new astrophysical setting for chondrule formation, Science, 291, 1776, 10.1126/science.291.5509.1776 Krot, 2001, Refractory Ca Al-rich inclusions and Al-diopside-rich chondrules in the metal-rich chondrites Hammadah al Hamra 237 and QUE 94411, Meteorit. Planet. Sci., 36, 1189, 10.1111/j.1945-5100.2001.tb01954.x Krot, 2001, Aluminum-rich chondrules and associated refractory inclusions in the unique carbonaceous chondrite Adelaide (abstract), Meteorit. Planet. Sci., 36, A105 Krot, 2002, The CR chondrite clan, Meteorit. Planet. Sci., 37, 1451, 10.1111/j.1945-5100.2002.tb00805.x Krot, 2002, Anorthite-rich chondrules in the reduced CV chondrites, Meteorit. Planet. Sci., 37, 155, 10.1111/j.1945-5100.2002.tb01103.x Krot, A.N., Petaev, M.I., Yurimoto, H., 2004a. Amoeboid olivine aggregates with low-Ca pyroxenes: a genetic link between refractory inclusions and chondrules? Geochim. Cosmochim. Acta 1923–1941. Krot, 2004, Fine-grained, spinel-rich inclusions from the reduced CV chondrites Efremovka and Leoville: I. Mineralogy, petrology, and bulk chemistry, Meteorit. Planet. Sci., 39, 1517, 10.1111/j.1945-5100.2004.tb00126.x Krot, 2004, Silica-rich igneous rims around magnesian chondrules in CR carbonaceous chondrites: Evidence for fractional condensation during chondrule formation, Meteorit. Planet. Sci., 39, 1931, 10.1111/j.1945-5100.2004.tb00088.x Krot, 2004, Amoeboid olivine aggregates in carbonaceous chondrites, Chem. Erde., 64, 185, 10.1016/j.chemer.2004.05.001 MacPherson, G.L., 2004. Calcium-aluminum-rich inclusions in chondritic meteorites. In: Davis, A.M. (Ed.), Meteorites, Comets, and Planets, Holland, H.D., Turekian, K.K. (Eds.), vol. 1, Treatise on Geochemistry. Elsevier–Pergamon, Oxford, pp. 201–247. MacPherson, G.J., Huss, G.R., 2000. Convergent evolution of CAIs and chondrules: Evidence from bulk compositions and a cosmochemical phase diagram (abstract). Lunar Planet. Sci. 31, Lunar Planet. Inst., Houston, CD-ROM #1796. MacPherson, 1988, Primitive material surviving in chondrites, 746 MacPherson, 1989, Refractory inclusions in the unique chondrite ALH85085 (abstract), Meteoritics, 24, 297 McKeegan, 1998, Oxygen isotopic abundances in calcium-aluminum-rich inclusions from ordinary chondrites, Science, 280, 414, 10.1126/science.280.5362.414 Meibom, 1999, Primitive FeNi metal grains in CH carbonaceous chondrites formed by condensation from a gas of solar composition, J. Geophys. Res., 104, 22053, 10.1029/1999JE001052 Meibom, 2000, Large scale thermal events in the solar nebula, Science, 288, 839, 10.1126/science.288.5467.839 Meibom, 2001, Growth mechanism and additional constraints on FeNi-metal condensation in the solar nebula, J. Geophys. Res., 106, 32797, 10.1029/2000JE001477 Petaev, 2001, The condensation origin of zoned grains in QUE 94411, Meteorit. Planet. Sci., 36, 93, 10.1111/j.1945-5100.2001.tb01812.x Petaev, 2003, The ZONMET thermodynamic and kinetic model of metal condensation in the solar nebula, Geochim. Cosmochim. Acta, 67, 1731, 10.1016/S0016-7037(02)00956-0 Russell, 1998, An isotopic and petrologic study of calcium–aluminum-rich inclusions from CO3 meteorites, Geochim. Cosmochim. Acta, 62, 689, 10.1016/S0016-7037(97)00374-8 Sahijpal, 1999, Oxygen isotopic compositions of calcium–aluminum-rich inclusions from the CH chondrites, Acfer 182 and PAT91546 (abstract), Meteorit. Planet. Sci., 34, A101 Scott, 1988, A new kind of primitive chondrite, Allan Hills 85085, Earth Planet. Sci. Lett., 91, 1, 10.1016/0012-821X(88)90147-1 Sheng, 1991, Origin of plagioclase-olivine inclusions in carbonaceous chondrites, Geochim. Cosmochim. Acta, 55, 581, 10.1016/0016-7037(91)90014-V Shu, 1996, Toward an astrophysical theory of chondrites, Science, 271, 1545, 10.1126/science.271.5255.1545 Tachibana, 2003, Correlation between relative ages inferred from 26Al and bulk compositions of ferromagnesian chondrules in least equilibrated ordinary chondrites, Meteorit. Planet. Sci., 38, 939, 10.1111/j.1945-5100.2003.tb00289.x Weber, 1997, Refractory inclusions in the CR chondrite Acfer 059 — El Djouf 001, Chem. Erde., 57, 1 Weber, 1995, Trace element abundances and magnesium, calcium, and titanium isotopic compositions of grossite-containing inclusions from the carbonaceous chondrite Acfer 182, Geochim. Cosmochim. Acta, 59, 803, 10.1016/0016-7037(94)00366-T Weber, D., Schirmeyer, S., Bischoff, A., 1995b. Refractory inclusions from the CH-chondrite PCA91467: similarities with and relationship to inclusions from ALH85085 and Acfer 182 (abstract). Lunar Planetorial Science, vol. 26. Lunar Planet Institute, Houston, pp. 1475–1476. Weisberg, 1988, Petrology of ALH85085, Earth Planet. Sci. Lett., 91, 19, 10.1016/0012-821X(88)90148-3 Weisberg, 2001, A new metal-rich chondrite grouplet, Meteorit. Planet. Sci., 36, 401, 10.1111/j.1945-5100.2001.tb01882.x