 | | Journal (article/letter/editorial) | | 1994. Printed in USA. Alteration of calcium- and aluminium-rich inclusions in the Murray (CM2) carbonaceous...(CAIs) have been identified in the CM2 chondrite Murray, three of which contain alteration products. Two...inclusions, contain primary spinel (*perovskite f hibonite f diopside) and secondary Fe-rich serpentine phyllosilicates...common with the other types of altered CAIs in Murray, MCA-1 is inferred to have experienced its main...remaid. * It is the aim of this paper to describe Murray CAIs, with emphasis on their alteration products |  | Ma, C., Simon, S. B., Rossman, G. R., Grossman, L. (2009) Calcium Tschermak's pyroxene, CaAlAlSiO6, from the Allende and Murray meteorites: EBSD and micro-Raman characterizations. American Mineralogist, 94 (10) 1483-1486 doi:10.2138/am.2009.3231 | Journal (article/letter/editorial) | | Tschermak’s pyroxene, CaAlAlSiO6, from the Allende and Murray meteorites: EBSD and micro-Raman characterizations...re-investigated the near end-member CaTs in the Allende and Murray chondrites. Electron backscatter diffraction (EBSD)...micrometer-sized crystals along with melilite, hibonite, perovskite, spinel, corundum, Ti3+-rich pyroxene...alteration of gehlenitic melilite. The CaTs in Murray, with a formula Ca0.98(Al0.81Mg0.16Ti4+ 0.04)Σ1...04)Σ1.01 (Si1.11Al0.89)Σ2.00O6, occurs with hibonite and Al-rich diopside in a glass-free refractory spherule |  | Zinner, Ernst, Amari, Sachiko, Guinness, Robert, Nguyen, Ann, Stadermann, Frank J., Walker, Robert M., Lewis, Roy S. (2003) Presolar spinel grains from the Murray and Murchison carbonaceous chondrites. Geochimica et Cosmochimica Acta, 67 (24) 5083-5095 doi:10.1016/s0016-7037(03)00261-8 | Journal (article/letter/editorial) | | 2003 Copyright © 2003 Elsevier Ltd Printed in the USA. All rights reserved 0016-7037/03 $30.00 ⫹ .00 Pergamon...1016/S0016-7037(03)00261-8 Presolar spinel grains from the Murray and Murchison carbonaceous chondrites ERNST ZINNER...63130, USA 2 Enrico Fermi Institute, University of Chicago, 5630 Ellis Avenue, Chicago, IL 60637, USA (Received...carbonaceous meteorites, Murray and Murchison. Among 628 grains from Murray separate CF (mean diameter...presolar corundum grains, among 753 grains from Murray separate CG (mean diameter 0.45 m) 9 presolar |  | | Journal (article/letter/editorial) | | Los Angeles, Los Angeles, California 90095–1567, USA E-mail: kdm@ess.ucla.edu It is a rare privilege...1045 © The Meteoritical Society, 2007. Printed in USA. 1046 K. D. McKeegan his green card, he received...CAIs and hibonites Short-lived radionuclides Meteorite isotope studies Stardust and nucleosynthesis Reviews...McDonnell Center bearing precious blue gems of hibonite extracted from CM chondrites. The hibonites were...Zinner and Gopel 2002). The 50Ti enrichments in hibonite had been independently discovered by Trevor Ireland |  | | Journal (article/letter/editorial) | | (1995) o Meteoritical Society, 1995. Printed in USA Invited Review The distribution of aluminum-26 in...Smithsonian Institution, Washington, D. C. 20560, USA 2Enrico Fermi Institute, University of Chicago, 5640...5640 S. Ellis Ave., Chicago, Illinois 60637, USA 3McDonnell Center for Space Sciences and the Physics...Washington University, St. Louis, Missouri 63130, USA (Received 1995 March 6; accepted in revisedform 1995...below, this upper limit apparently transcends meteorite primitive solar system materials would provide |  | | Journal (article/letter/editorial) | | 1988) Abstract-Data on gas-richseparatesfrom the Murray and Murcbison C2 chondrites are reviewed, in order...has been found in the rl300” fractions of several Murray separates; its carrier is colloidal and resistant...mineral. A coarse (>2 pm) spine1 fraction horn Murray contains fissiogenic Xe matching that from PuzM...corresponds to an original (Cm24*/Pu2”), zz 1.7 X 10s3. Murray CJ, a sample strongly enriched in Ne-E(H) and its...isotopic data on Ne and Xe in 35 separates from the Murray and Murchison C2 chondrites, including many that |  | | Journal (article/letter/editorial) | | University of Chicago, Chicago, IL 60637-1433, USA (Received July 11, 199 1; accepted in revised form...r70%, and is here applied to the Murchison C2M meteorite. Silicates are dissolved in HF-HCl, kerogen (macromolecular...is dissolved in HZS04, leaving Sic ( -6 ppm), hibonite, and corundum. The size distribution of SIC has...Washington University, St. Louis, MO 63130-4899, USA. +Present address: Hint. Engehaldenstrasse 12/20...that Murchison KC is derived from 83 + 8 g bulk meteorite, and we have used this figure for all subse- |  | | Journal (article/letter/editorial) | | stardust, diamond, graphite, corundum, moissanite, hibonite, amorphous phases “The science of Mineralogy...(Fe3O4) Spinel (MgAl2O4) Chromite (Fe2+Cr2O4) Hibonite [(Ca,Ce)(Al,Ti,Mg)12O19] Other oxides (?) Characteristics...and 26Mg high 17O/16O; low 18O/16O AGB hibonite SN-II hibonite [Fe oxide] [Cr oxide] [Ca-Al oxide] [Mg...observed carbon allotropes and carbides. Corundum and hibonite are the most refractory oxides, with formation...Fe-rich grains, extracted from the Murchison meteorite, contain 0 to 24 atom % Ni. SN-II taenite: Taenite |  | | Journal (article/letter/editorial) | | California Institute of Technology, Pasadena, CA 91125, USA Received May 5, 1991; revision accepted September...presumably reflects dilution by spinel, chromite and hibonite concentrated in the coarse fraction of these meteorites...Sp: spinel; Ch: chromite; Cr-Sp: Cr-spinel; Hb: hibonite; Co: corundum. Phases noted in parentheses present...petrologic grade and degree of oxidation of the host meteorite on the abundance, physical properties and isotopic...phases in the residues (predominantly spinel, hibonite and chromite) using a J E O L JSM-35CF SEM with |  | Zega, Thomas J., Nittler, Larry R., Gyngard, Frank, Alexander, Conel M.O’D., Stroud, Rhonda M., Zinner, Ernst K. (2014) A transmission electron microscopy study of presolar spinel. Geochimica et Cosmochimica Acta, 124. 152-169 doi:10.1016/j.gca.2013.09.010 | Journal (article/letter/editorial) | | grains identified in acid-resistant residues of the Murray CM2 and Orgueil (ORG) CI1 chondrites, and a mixture...transport histories through the ISM and alteration in meteorite parent bodies. A number of minerals belong to...Range, QUE 97008; Mount Wisting, WSG 95300; and Meteorite Hills, MET 00452) unequilibrated ordinary chondrites...grain (Murray 2-19-13, Nittler et al., 2010) was found in the same acid residue of the Murray CM chondrite...microprobe (Nittler and Alexander, 2003). Grain Murray 2–19-13 was automatically measured for 16O , 17O |  | | Journal (article/letter/editorial) | | (Liebl, 1967). This instrument, manufactured in the USA, was used quite extensively in early explorations...al. (1979) determined Li, Be and B in Allende meteorite material, while Steele et al. (1980b) included...described in greater detail and applied to meteoritic hibonite by Zinner and Crozaz (1986). Fahey et al. (1987c)...anomalies in meteorites. In certain types of meteorite, anomalies occur in the isotopic abundances of...anorthite in Ca A1rich inclusions in the Allende meteorite was first discovered, albeit in very dilute form |  | | Book | | University, Cambridge, MA, USA Karl K. Turekian Yale University, New Haven, CT, USA VOLUME 1 METEORITES AND...Andrew M. Davis University of Chicago, Chicago, IL, USA AMSTERDAM BOSTON HEIDELBERG PARIS SAN DIEGO SAN...OX5 1GB, UK 225 Wyman Street, Waltham, MA 02451, USA First edition 2003 Copyright © 2014 Elsevier Ltd...Karl K. Turekian, Yale University, New Haven, CT, USA This Obituary was first published in Eos, Vol. 93...it, it was just at this time that the Allende meteorite fell and the minerals contained within the so-called |  | | Journal (article/letter/editorial) | | Washington University, St. Louis, Missouri 63130, USA * Corresponding author. E-mail: floss@wustl.edu (Received...ungrouped carbonaceous chondrite Acfer 094, the first meteorite in which they were found (Nguyen and Zinner 2004;...about 6 ppm for all other areas analyzed in the meteorite (Zhao et al. 2011b). Adelaide is an ungrouped...content (Brearley 1991). Kakangari is the type meteorite for the small K chondrite group, which shows affinities...American Museum of Natural History (New York City, USA), respectively. The samples were documented optically |  | Takigawa, Aki, Tachibana, Shogo, Huss, Gary R., Nagashima, Kazuhide, Makide, Kentaro, Krot, Alexander N., Nagahara, Hiroko (2014) Morphology and crystal structures of solar and presolar Al2O3 in unequilibrated ordinary chondrites. Geochimica et Cosmochimica Acta, 124. 309-327 doi:10.1016/j.gca.2013.09.013 | Journal (article/letter/editorial) | | Earth Science and Technology, Honolulu, HI 96822, USA Received 18 May 2013; accepted in revised form 11...5241 Broad Branch Road NW, Washington, DC 20015, USA. Tel.: +1 202 478 8463. E-mail addresses: takigawa@kueps...Just as euhedral presolar grains such as a platy hibonite in Semarkona (LL3.0) ordinary chondrite (Choi...crystallographic properties of alumina grains in the meteorite acid residues. 2. SAMPLES AND EXPERIMENTAL METHODS...Semarkona (LL3.0), Bishunpur (LL3.1), and Roosevelt County (RC) 075 (H3.2), prepared by Huss and Lewis (1995) |  | | Journal (article/letter/editorial) | | A19-Al80 (6 Meteoritical Society. 2000. Printed in USA. A19 (2000) Abstracts DHOFAR 007 AND NORTHWEST...(Dhofar 007) and noncumulated (NWA 011). Results: A meteorite shower, 37 pieces weighing a total of 21,270 g...REE pattern supports a cumulate type of this meteorite also. At the other side the data of NWA 011 are...REE pattern supports a noncumulate type of this meteorite. Thus, these two meteorites belong to different...Goddard Space Flight Center, Greenbelt MD 20771,USA (xr2aa@Iepvax.gsfc.nasa.gov), 2Department of Chemistry |  | Virag, Alois, Wopenka, Brigitte, Amari, Sachiko, Zinner, Ernst, Anders, Edward, Lewis, Roy S (1992) Isotopic, optical, and trace element properties of large single SiC grains from the Murchison meteorite. Geochimica et Cosmochimica Acta, 56 (4) 1715-1733 doi:10.1016/0016-7037(92)90237-d | Journal (article/letter/editorial) | | of large single Sic grains from the Murchison meteorite ALOIS VIRAG, I,* BRIGITTE WOPENKA,* SACHIKOAMARI...Washington University, St. Louis, MO 63130-4899, USA *Earth and Planetary Sciences Department and McDonnell...Washington University, St. Louis, MO 63 130-4899,USA ‘Enrico Fermi Institute and Department of Chemistry... University of Chicago, Chicago, IL 60637-1433, USA (Received July 22, I99 1; accepted in revisedform...EDX analysis. Besides Sic we also found zircon, hibonite, and corundum, in addition to glass contamination |  | Elmaleh, Agnès, Bourdelle, Franck, Caste, Florent, Benzerara, Karim, Leroux, Hugues, Devouard, Bertrand (2015) Formation and transformations of Fe-rich serpentines by asteroidal aqueous alteration processes: A nanoscale study of the Murray chondrite. Geochimica et Cosmochimica Acta, 158. 162-178 doi:10.1016/j.gca.2015.03.007 | Journal (article/letter/editorial) | | alteration processes: A nanoscale study of the Murray chondrite Agnès Elmaleh a,⇑, Franck Bourdelle...calcium–aluminum-rich inclusion (CAI) from the Murray chondrite, in which alteration resulted in Fe import...minerals close to the endmember cronstedtite in the Murray chondrite towards predominant Fe-serpentines with...the nanoscale of alteration assemblages in the Murray chondrite (CM2 chondrite). It also aims at evaluating...and mass transfers on the parent body of this meteorite. In CM2 chondrites, a clear predominance of Fe-bearing |  | | Journal (article/letter/editorial) | | 1169, One Brookings Drive, St. Louis, MO 63130, USA b Department of Physics and McDonnell Center for...1105, One Brookings Drive, St. Louis, MO 63130, USA Received 5 October 2004; accepted 4 January 2005...meteorites was not expected in the early years of meteorite studies. In the 1950s and 1960s, models of solar...Indeed, presolar grains were incorporated into meteorite parent bodies (small asteroid-sized objects)....metamorphic processes on the least metamorphosed meteorite parent bodies were apparently mild and more or |  | | Journal (article/letter/editorial) | | noble gases, we isolated 15 separates from the Murray C2 chondrite on the basis of grain size and chemical...carriers of isotopically anomalous noble gases in the Murray and Murchison C2 chondrites. The separation methods-mainly...up to 103-fold enriched relative to the bulk meteorite, they still contained the carriers only at an...different approaches on two other fragments of Murray, B and C. Fragment B was fractionated mainly by...results, we therefore processed a third fragment-Murray C-by a short and direct 2. MATERIALS AND METHODS |  | | Journal (article/letter/editorial) | | (1988) © Meteoritical Society, 1988. Printed in USA Abstracts of the 51st Meeting of the Meteoritical...comes from the recent cosmic-ray exposure ofthe meteorite. The rest, if cosmogenic, corresponds to a presolar...'Oxford University, UK. 'University of Chicago, USA. "Max-Planck-Institut fiir Chemie, FGR. The low temperature...329. Isotopically Light Carbon in the Allende Meteorite. R. D. Ash,' J. W. Arden,' M. M. Grady,' I. P... Chicago, IL 60637-1433 USA. 'Washington University, St. Louis, MO 63130 USA. Matrices of primitive chondrites |  | Nicolussi, G.K., Pellin, M.J., Lewis, R.S., Davis, A.M., Amari, S., Clayton, R.N. (1998) Molybdenum Isotopic Composition of Individual Presolar Silicon Carbide Grains from the Murchison Meteorite. Geochimica et Cosmochimica Acta, 62 (6) 1093-1104 doi:10.1016/s0016-7037(98)00038-6 | Journal (article/letter/editorial) | | Copyright © 1998 Elsevier Science Ltd Printed in the USA. All rights reserved 0016-7037/98 $19.00 1 .00 Pergamon...presolar silicon carbide grains from the Murchison meteorite G. K. NICOLUSSI,1,2* M. J. PELLIN,2 R. S. LEWIS...University of Chicago, Chicago, Illinois 60637, USA Materials Science and Chemistry Divisions, Argonne...Illinois 60439, USA 3 Department of Chemistry, University of Chicago, Chicago, Illinois 60637, USA 4 Department...University of Chicago, Chicago, Illinois 60637, USA 5 McDonnell Center for the Space Sciences, Washington |  | Liu, Nan, Steele, Andrew, Nittler, Larry R., Stroud, Rhonda M., De Gregorio, Bradley T., Alexander, Conel M. O'D., Wang, Jianhua (2017) Coordinated EDX and micro-Raman analysis of presolar silicon carbide: A novel, nondestructive method to identify rare subgroup SiC. Meteoritics & Planetary Science, 52 (12) 2550-2569 doi:10.1111/maps.12954 | Journal (article/letter/editorial) | | 20015, USA 2 Geophysical Laboratory, Carnegie Institution for Science, Washington, DC 20015, USA 3 Materials...Research Laboratory, Washington, DC 20375–5320, USA * Corresponding author. E-mail: nliu@carnegiescience...and TiC), oxygen-rich phases (corundum, spinel, hibonite, TiO2, and silicates), and silicon nitride (Anders...of 400 nm in an acid residue of the Murchison meteorite, they found that cubic SiC (3C-SiC) was the dominant...extracted from a ~63 g sample of the Murchison CM2 meteorite by following the CsF-based isolation method described |  | | Journal (article/letter/editorial) | | 1973) and, more specifically, in the Blue Angel hibonite inclusion (ARMSTRONGet al., 1982), whilst in Renazzo...(1970) discount this possibility. The residues of Murray studied by BERNA~OWICZet al. (1987) (which have...originally by EPSTEINand MAYEDA (1953) to obtain PO Meteorite carbonate isotopic composition of water samples)...and 566 ppm for the two extractions. Neither meteorite was studied with the two-step extraction technique...+30.9 +30 (#I) I::; Murchison*$ (EKG) 29.856 Murray 19.690 970 +46.4 +35.1 N0goya’ 20.050 888 |  | | Journal (article/letter/editorial) | | sizes between 0.2 and 2.6 μm from the Murchison and Murray meteorites for Ba isotopic compositions using NanoSIMS...Meteoritical Society, 2007. Printed in USA. 1078 K. K. Marhas et al. hibonite (CaAl12O19), titanium oxide (TiO2)...discovered in FUN inclusions from the Allende CV3 meteorite by TIMS measurements (McCulloch and Wasserburg...samples of SiC separated from the Murchison CM2 meteorite. Based on a measured nonsolar 134Ba/136Ba ratio...with different grain sizes from the Murchison meteorite by Zinner et al. (1991). In contrast to Ott and |  | | Journal (article/letter/editorial) | | Louis, One Brookings Drive, St. Louis, MO 63130, USA 2 National Research Council Postdoctoral Fellow at... 4555 Overlook Avenue SW, Washington, DC 20375, USA 3 Materials Science and Technology Division, U.S... 4555 Overlook Avenue SW, Washington, DC 20375, USA 4 Department of Terrestrial Magnetism, Carnegie Institution... 5251 Broad Branch Rd NW, Washington, DC 20015, USA *Corresponding author. Email (evan.groopman@nrl.navy...Gregorio et al., 2010; Matrajt et al., 2008), and meteorite organics (De Gregorio et al., 2013; Herd et al |
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