 | | Journal (article/letter/editorial) | | CAMEL DONGA METEORITE, A NEW EUCRITE FROM THE NULLARBOR PLAIN, WESTERN AUSTRALIA W.H. Cleverly w. A...A. School of Mines Kalgoorlie, Western Australia 6430 Eugene Jarosewich and Brian Mason Department of...from a 1 km2 area on the Nullarbor Plain in Western Australia. The location is approximately 75 km N6°E...almost pure Fe metal and accessory amounts of troilite, ilmenite, and an Si0 2 phase. Gabbroic and doleritic...INTRODUCTION The initial recovery of the Camel Donga meteorite (also known informally as Nurina North) |  | | Journal (article/letter/editorial) | | Sciences, Western Australian Museum, Francis Street, Perth, Western Australia 6000, Australia 2Department...We propose that during this period, when the meteorite is fresh and its porosity greatest, weathering...is well suited to aiding our understanding of meteorite weathering over a -40 ka timescale, the error...Miissbauer spectroscopy of samples of the Holbrook meteorite (which fell in 1912), recovered in 1912, 1931...samples recovered immediately after the fall of the meteorite, and samples recovered in 1968, indeed could be |  | Palme, H., Wlotzka, F., Spettel, B., Dreibus, G., Weber, H. (1988) Camel Donga: A Eucrite with High Metal Content. Meteoritics, 23 (1) 49-57 doi:10.1111/j.1945-5100.1988.tb00896.x | Journal (article/letter/editorial) | | Meteoritical Society, 1988. Printed in USA Camel Donga: A Eucrite with High Metal Content H. PALME,...revised/arm 1 February 1988) Abstract.- The Camel Donga eucrite is unique since it contains about 2%...composition, mineralogy, and noble gas contents of Camel Donga are, however, indistinguishable from other eucrites...and the composition of the metal show that the Camel Donga metal was formed by reduction of FeO and FeS...were present. The fact that major parts of the meteorite still contain sulfides, in many cases associated |  | | Journal (article/letter/editorial) | | Nullarbor Region, Western Australia: II. Recovery and classification of 34 new meteorite finds from the...'Department of Mineralogy, Western Australian Museum, Francis Street, Perth, Western Australia 6000 2Division of...ExplorationGeoscience, CSIRO, North Ryde, NSW, Australia 2113 (Received 11 July 1988; accepted in revised/arm...from those areas of the Nullarbor Region, Western Australia named after Mundrabl1~~, Forrest, Reid and...Eucla Basin in Western Australia. Most of this new material, which is deposited at the Western Australian |  | | Report (chapter) | | University Library on June 30, 2015 The Western Australian Museum meteorite collection A.W.R. B E V A N Department...Planetary Sciences, Western Australian Museum, Francis Street, Perth, WA 6000, Australia (e-mail: bevana@museum...Abstract: The first meteorites recovered from Western Australia were a number of irons, the earliest of which...1954 and is retained in the collection of the Western Australian Museum. Despite a sparse population...contributed to the excellent record of meteorite recovery in Western Australia. Primarily, large regions of arid |  | | Journal (article/letter/editorial) | | concentrations in both pyroxene and plagioclase of this meteorite are similar to those in other noncumulate eucrites...eucrites confirm the anomalous character of this meteorite but do not allow us to distinguish unequivocally...to main group eucrites, indicating that this meteorite most probably belongs to this group. A previously...Warren et al. (1990) who found that although this meteorite has an unusually high mg# (0.50) similar to that...of trapped liquid or, alternatively, that this meteorite may represent a primary partial melt derived from |  | GNOS, Edwin, LORENZETTI, Silvio, EUGSTER, Otto, JULL, A. J. Timothy, HOFMANN, Beda A., Al-KATHIRI, Ali, EGGIMANN, Manuel (2009) The Jiddat al Harasis 073 strewn field, Sultanate of Oman. Meteoritics & Planetary Science, 44 (3) 375-387 doi:10.1111/j.1945-5100.2009.tb00739.x | Journal (article/letter/editorial) | | SE at a low angle relative to the surface. The meteorite belongs to the L6 ordinary chondrite group and...not available for comparison. Although large meteorite strewn fields are 375 © The Meteoritical Society...et al. 1964), Allende (Clarke et al. 1970), Camel Donga (Bevan et al. 1986; Cleverly et al. 1986), Murchison...stronger oxidation of metal and sulfide in the meteorite in such areas. During collection in the strewn...indicates that the original material of this meteorite was never exposed to solar wind irradiation on |  | | Journal (article/letter/editorial) | | by rust throughout. The A-B-C assignment for a meteorite that contains little or no metal is based mostly...visible to the naked eye (VELBEL. 1988: Antarctic Meteorite Newletter, 1989). SALISBURY and HUNT (1974) showed...collection contributes much to the recent progress in meteorite research, the effect of terrestrial weathering...investigations of a meteorite, we need to pay attention to the degree of weathering of the meteorite. The degree...Table The degree 1. of weathering Denree Meteorite Class - ----- nass (kg) Y Y Y Y Y Y 6901 |  | Iizuka, Tsuyoshi, Jourdan, Fred, Yamaguchi, Akira, Koefoed, Piers, Hibiya, Yuki, Ito, Kengo T.M., Amelin, Yuri (2019) The geologic history of Vesta inferred from combined 207Pb/206Pb and 40Ar/39Ar chronology of basaltic eucrites. Geochimica et Cosmochimica Acta, 267. 275-299 doi:10.1016/j.gca.2019.09.034 | Journal (article/letter/editorial) | | Tokyo, Hongo 7-3-1, Bunkyo, Tokyo 113-0033, Japan Western Australian Argon Isotope Facility, JdL Center &...Geology, Curtin University, Perth, Western Australia 6845, Australia c National Institute of Polar Research...Australian National University, Canberra, ACT 2601, Australia b Received 22 March 2019; accepted in revised...equilibrated eucrite with granulitic textures; Camel Donga, a brecciated equilibrated eucrite enriched in...residues, however, only those of the Agoult and Camel Donga plagioclase-rich fractions yielded isochrons |  | Barrett, T. J., Mittlefehldt, D. W., Greenwood, R. C., Charlier, B. L. A., Hammond, S. J., Ross, D. K., Anand, M., Franchi, I. A., Abernethy, F. A. J., Grady, M. M. (2017) The mineralogy, petrology, and composition of anomalous eucrite Emmaville. Meteoritics & Planetary Science, 52 (4) 656-668 doi:10.1111/maps.12818 | Journal (article/letter/editorial) | | (2r). The precision (2r) quoted for individual meteorite samples is based on replicate analyses. Oxygen...chromite (combined oxide modal abundance 1.3%), troilite (trace), and melt veins (7.3%). During our detailed...Fe Mass (g) Mg Al K (lg/g) Ca Mn Fe Agoult Camel Donga Emmaville Ibitira Juvinas 0.02577 40.8 70...minor and trace element abundances. Agoult Camel Donga Emmaville Mass (g) 0.02577 0.05 Li 10.7 10.1...partial zircon dissolution in the basaltic eucrite Camel Donga, which yields Zr and Hf abundances consistent |  | Barrat, J.A., Yamaguchi, A., Greenwood, R.C., Bohn, M., Cotten, J., Benoit, M., Franchi, I.A. (2007) The Stannern trend eucrites: Contamination of main group eucritic magmas by crustal partial melts. Geochimica et Cosmochimica Acta, 71 (16) 4108-4124 doi:10.1016/j.gca.2007.06.001 | Journal (article/letter/editorial) | | Copernic, 29280 Plouzané Cedex, France Antarctic Meteorite Research Center, National Institute of Polar Research...mixture of silica + augite, plagioclase, ilmenite, troilite, rare Ca-phosphate, and zircon crystals. These...Juvinas matrix Juvinas clast 1 Juvinas clast 3 Camel Donga 2.75 0.17 23.3 101 9.3 3.25 3.01 — 1.40 0.020...pyroxene (pigeonite and augite), silica, ilmenite, troilite, and K-feldspar. Pyroxenes have a solid to hollow...Pl: plagioclase, Px: pyroxene, Sil: silica, Tr: troilite, Zr: zircon). (A) Typical subophitic texture displayed |  | | Book | | from? How many meteorites land on 16 Earth? 17 Meteorite finds 18 Antarctic meteorites 20 What are meteorites...comets? 52 Time and the origin of planets 57 I Meteorite impact and evolution 58 Future research Glossary’...deep. It was formed by the impact of an iron meteorite almost 50,000 years ago. Inset: Left, polished...Right, a stone from the Cronstad (South Africa) meteorite shower of 1877. The saw-cut surface is about 8...dubbed ‘the poor man’s space probe’. Cheapness of meteorite recovery contrasts sharply with the wealth of | | | Book | | fs-STOC ag Wg Earthe D i ; i | : ‘A Bt Meteorite finds Antarctic meteorites What are meteorites...from comets? Time and the origin of planets Meteorite impact and evolution Future research Glossary...deep. It was fornied by the impact of an iron meteorite almost eesaurea ce aoe t mi * INTEC Cie...dubbed ‘the poor man’s space probe’. Cheapness of meteorite recovery contrasts sharply with the wealth of...that survive their fall to Earth from space. A meteorite is usually named after a place near where it was |  | | Journal (article/letter/editorial) | | classification. TEMJEDS investigation of the meteorite has established that many of the phyllosilicates...sedimentary dolomites. Y82042 appears to be a unique meteorite in possessing significant amounts of both calcite...well-defined rim. Within this rim are columnar grains of troilite and more fine-grained, acicular pentlandite, mixed...sub-rounded aggregates) formed prior to assembly of the meteorite, which is consistent with gentle compaction. The...emplacement, concurrent with cementation of the meteorite constituents by further, minor serpentinization |  | | Journal (article/letter/editorial) | | given in Electronic annex EA-1. The chondritic meteorite field is built after Mg/Mn values from Wasson and...Jambon et al. (2002), Taylor et al. (2002), Mars Meteorite Compendium (2003), Shirai and Ebihara (2004),...Ikeda et al., 2002; Jambon et al., 2002; Mars Meteorite Compendium, 2003; Barrat et al., 2007). We defined...precursor mineralogy, and their comparison with bulk meteorite composition is straightforward. 4.3. Vestoid source...Fig. 7. Mineral Meteorite Referencea Maskelynite Los Angeles 1 Augite Camel Donga 2 Pigeonite Juvinas |  | | Journal (article/letter/editorial) | | . . . . . . . . . . . . . . . . . . . 6. HED meteorite petrogenesis . . . . . . . . . . . . . . . . ...Aside from lunar and martian meteorites, the HED meteorite clan is the only group for which we have a strong...largely resulted from the explosive growth in meteorite recoveries beginning with the systematic harvesting...orthopyroxene grains up to 2.4 mm in size (Antarctic Meteorite Newsletter, 19(2), 1996; Papike et al., 2000)...containing inclusions dominantly of chromite and troilite (Mittlefehldt and Lindstrom, 1993; Takeda et al |  | | Report (volume) | | A. & JULL, A. J. T. 1998. Meteorite flux on the Nullarbor region, Australia. In: GRADY, M. M., HUTCHISON... Fellow, Liverpool University Hon. Associate, Western Australian Museum AND D. A. R O T H E R Y Open...584-2555 Fax (918) 560-2652) First published 1998 Australia The publishers make no representation, express...Foundation 63 Conyngham Street Glenside South Australia 5065 Australia (Orders: Tel. (08) 379-0444 Fax (08) 379-4634)...E. J. & PILLINGER, C.T. Calculating flux from meteorite decay rates: A discussion of problems encountered |  | | Book | | by: Geological Society of America P. O. Box 9140 Boulder, CO 80301-9140 email: pubs@goesociety .org or order...Formation of Carbonates in the ALH84001 Martian Meteorite — Harry Y. MeSween, Jr. and Ralph P: Harvey «0:5...exceptional occurrences in Eurasia, South Africa, Australia, and North and South America contain suites dominated...E-type diamonds, such as those from Argyle, West Australia; Guaniamo, Venezuela; and alluvial diamond occurrences...mine and Copeton alluvial gravels of western and southeastern Australia, respectively (Jaques et al., 1989; |  | | Book | | Atmospheric and Space Physics, University of Colorado, Boulder, CO 80309, USA, horanyi@styx.colorado.edu. Antal...Center for Astrobiology, University of Colorado, Boulder, CO 80309-0399, USA, mojzsis@colorado.edu. Alessandro...and Atmospheric Administration, 325 Broadway, Boulder, CO 80305, USA, dmurphy@al.noaa.gov. William M...experiments. A few times every year a rock-sized meteorite is observed during atmospheric entry and recovered...philosophically. Cosmic rays, meteor streaks, and meteorite falls occur at intervals short compared to a human |
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