 | Keil, Klaus, Ntaflos, Th., Taylor, G.J., Brearley, A.J., Newsom, H.E., Romig, A.D. (1989) The Shallowater aubrite: Evidence for origin by planetesimal impacts. Geochimica et Cosmochimica Acta, 53 (12) 3291-3307 doi:10.1016/0016-7037(89)90108-7 | Journal (article/letter/editorial) | | 1989 Pergamon Press pk. Printed inU.S.A. The Shallowater aubrite: Evidence for origin by p~anetesim~l...traces of niningerite and oldhamite. Conclusions: 1. Shallowater is of igneous origin. 2. Shallowater could...Instead, Shallowater appears to be a sample of yet a fourth enstatite-type asteroid. 3. Shallowater experienced...history suggests an equally unusual origin for Shallowater, as follows: A completely or partly molten asteroid...buried materials (like the object that is now Shallowater) cooled very slowly from 7 12 to 680°C (stage |  | | Journal (article/letter/editorial) | | University of Hawaii at Manoa, Honolulu, HI 96822, USA a r t i c l e in fo abstract Article history:...on at least two separate parent bodies, the Shallowater parent body and, for all other aubrites, on the...alert to the potential discovery of a genuine meteorite from Mercury which, superficially, should resemble...and, if true, a meteorite from Mercury should not resemble any currently known meteorite type. & 2010 Elsevier...non-brecciated aubrites Shallowater (Foshag, 1940; Keil et al., 1989), LAP 02233 (Antarctic Meteorite Newsletter, |  | | Journal (article/letter/editorial) | | one EH impact melt) relative to the Shallowater reference meteorite (4562.3 ± 0.4 Ma, all errors are 1r)...Ma negative sign indicates ages younger than Shallowater) agree well with data of other EL6 chondrites...Patzer and Schultz, 2002). The occurrence of niningerite, (Mg, Fe, Mn)S, in EH-type and of alabandite...substantial variation even within an individual meteorite (e.g. Birck and Allégre, 1988; Wadhwa et al....53 Mn/55Mn-ratios in sulfides within individual meteorite specimens of EL 3 chondrites that are equivalent |  | | Journal (article/letter/editorial) | | (1989) © Meteoritical Society, 1989. Printed in USA Enstatite meteorites and their parent bodies* KLAUS...University of New Mexico, Albuquerque, New Mexico 87131 USA (Received 10 August 1989; accepted in revisedform...Aubrites represent samples from a third enstatite meteorite parent body. 3. The aubrite parent body may have...plagioclase than known enstatite chondrites. 5. Shallowater, the only non-brecciated aubrite, does not appear...Instead, Shallowater may be a sample from yet a fourth enstatite meteorite parent body. 6. Shallowater experienced |  | | Journal (article/letter/editorial) | | Louis, One Brookings Drive, St. Louis, MO 63130, USA b Department of Earth and Planetary Sciences, Harvard...University, 20 Oxford Street, Cambridge, MA 02138, USA c Department of Earth Sciences, Durham University...and EL chondrites, aubrites (main group and Shallowater) and the Happy Canyon impact melt. We have also...(d56Fe = 0.170 ± 0.189&; 2 SD; n = 6), while Shallowater is, isotopically, relatively heavy (d56Fe = 0...heavy Fe isotope-enriched core, whilst the Shallowater meteorite is most likely from a different parent body |  | | Journal (article/letter/editorial) | | University of California, Los Angeles, CA 90095-1567, USA a r t i c l e i n f o Article history: Received...Aubrites Shock effects Asteroidal parent bodies Meteorite breccias Impact melting Sinoite a b s t r a c...impact-melt globules and spherules. No single meteorite possesses all of these features, although many...main REE carrier in enstatite meteorites. The Shallowater aubrite can be modeled as an impact-melt rock...history; it could be from the same parent body as Shallowater. Many aubrites contain large pyroxene grains |  | Defouilloy, C., Cartigny, P., Assayag, N., Moynier, F., Barrat, J.-A. (2016) High-precision sulfur isotope composition of enstatite meteorites and implications of the formation and evolution of their parent bodies. Geochimica et Cosmochimica Acta, 172. 393-409 doi:10.1016/j.gca.2015.10.009 | Journal (article/letter/editorial) | | University of Wisconsin-Madison, Madison, WI 53706, USA. E-mail address: defouilloy@ipgp.fr (C. Defouilloy)...unusual sulphides, including oldhamite (CaS), niningerite ([Mg, Fe, Mn]S), alabandite (MnS) and rare minerals...the occurrence of alabandite, while EL contain niningerite instead as well as various alkali sulfides (Lin...features that distinguish them from any other meteorite groups. They have a distinct mineralogy, with...EH, and 2 for the aubrites (one for the Shallowater meteorite, and another parent body for all the other |  | | Journal (article/letter/editorial) | | NASA-JSC, 2101 NASA Parkway, MS KR, Houston, TX 77058, USA c University of Alberta, Department of Earth and...32310, USA e Jacobs Technology, E.S.C.G., Mail Code JE23, 2224 Bay Area Blvd, Houston, TX 77058, USA Received...1986; Fogel et al., 1988). The Mt. Egerton and Shallowater meteorites are anomalous compared to the other...Keil, 2010). The anomalous enstatite achondrite Shallowater has been assigned to a different parent body than...body, is suggested for the anomalous enstatite meteorite Mt. Egerton based on mineral chemistry and oxygen |  | | Book | | Theoretical advances and new data from asteroid and meteorite observations, coupled with spacecraft missions...the processes of planet formation. Combining meteorite, asteroid, and icy body observations with theory...One Liberty Plaza, 20th Floor, New York, NY 10006, USA 477 Williamstown Road, Port Melbourne, VIC 3207,...ISTB4, Room 795 781 E. Terrace Mall Tempe, AZ 85287, USA Pierre Beck Institut d’Astrophysique et de Planétologie...Science of Exploration Targets (ISET) Boulder, CO, USA James F. J. Bryson Department of Earth Sciences University |  | | Journal (article/letter/editorial) | | CARBONACEOUS-CHONDRITE INCLUSIONS FROM THE KAPOETA METEORITE: EVIDENCE FOR THE EXISTENCE OF NANODIAMONDS WITH...Waterloo, ON, Canada. Kapoeta is an achondrite meteorite that belongs to the howardite group, which along...nanodiamonds in CC material from the Kapoeta meteorite by Fourier-transform infrared (FTIR) and Raman...nanodiamonds and amorphous carbon found in this meteorite. References: [1] Zolensky M. E. et al. 1996. Meteoritics...Science, Pennsylvania State University – DuBois, USA. Email: abreu@psu.edu. Introduction: Numerous studies |
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