 | | Journal (article/letter/editorial) | | solar nebula. The silica in SRCs occurs mainly as tridymite and sometimes as cristobalite orâin very rare...Reports of free silica in ordinary chondrites Meteorite Type SiO2-polymorph Reference BremervoÌrde...BrandstaÌtter and Kurat (1985) Bishunpur Piancaldoli Parnallee Adzhi-Bogdo ALHA77278 LL3.1 LL3 LL3.6 LL3.6 LL3...sub-polymorphs at a pressure of 105 Pa. These are: quartz, tridymite, and cristo- balite. In addition, there is SiO2-glass...chondrites measured in this study Meteorite Type Samplesa Quartz Tridymite Cristobalite Glass Unknownb |  | Bischoff, A., Geiger, T., Palme, H., Spettel, B., Schultz, L., Scherer, P., SchlĂŒter, J., Lkhamsuren, J. (1993) Mineralogy, chemistry, and noble gas contents of Adzhi-Bogdo- an LL3-6 chondritic breccia with L-chondritic and granitoidal clasts. Meteoritics, 28 (4) 570-578 doi:10.1111/j.1945-5100.1993.tb00280.x | Journal (article/letter/editorial) | | contents, characteristic of L-chondrites. The bulk meteorite is very weakly shocked (S2). Based on the bulk...radiogenic 40Ar is retained. INTRODUCTION The stony meteorite of Adzhi-Bogdo fell 1949 October 30 in Gobi Altay...chondrite without giving a proper classification. The meteorite has now been classified as an LL3-6 chondritic...and a chemical characterization of the bulk In meteorite and distinct components of Adzhi-Bogdo. addition...plagioclase). Therefore, we suggest that the bulk meteorite has not been shocked to more than 5 -10 GPa indicating |  | Gilmour, J. D., Ash, R. D., Hutchison, R., Bridges, J. C., Lyon, I. C., Turner, G. (1995) Iodine-xenon studies of Bjurböle and Parnallee using RELAX. Meteoritics, 30 (4) 405-411 doi:10.1111/j.1945-5100.1995.tb01144.x | Journal (article/letter/editorial) | | in USA Iodine-xenon studies of Bjurbdle and Parnallee using RELAX 1. D. GILMOUR 1, R. D. ASH 1, R. HUTCHISON2...analyses of chondrules from the Bjurbole L4 and Parnallee LL3.6 meteorites have been made using a continuous...Te- and l-bearing sulfide. Th~ I-Xe system of a Parnallee macrochondrule exhibits ~o excess. 129Xe,. posslb~y...meteoritical studies for which it was designed. Many meteorite samples have been shown to contain excesses of...1965; Hohenberg and Reynolds, 1969). Different meteorite samples show different ratios of 129Xe to 127J: |  | | Journal (article/letter/editorial) | | fragment, Kennedy et al., 1992; cristobalite- and tridymite-rich clasts, Binns, 1967a; Krot and Wasson, 1994;...large (the microgabbroic fragment identified in Parnallee had a maximum dimension of 2 mm, Kennedy et al...concerning chondrule genesis (Gooding, 1983). The meteorite collection of the Natural History Museum contains...Segowlie, L6 LL group Bandong, LL6(7") Mellenbye LL6 Parnallee LL3 50928 84814 I985 M37 Menow, H4 Oakley, H6...assemblages. The cristobalite-rich clasts from Parnallee (LL3) and Farmington (L5) (Bridges et al., 1995a; |  | | Journal (article/letter/editorial) | | METEORITIC PYROXENES 65I traces of quartz, tridymite, and cristobalite (Binns, I967b ). However, the...content of olivine = 4"4, compared with 19 for Parnallee). This is a xenolithic stone (Binns, I968), of...chondritest Kota-Kota i9o5,355 Ghubara (host) I954,zo7 Parnallee 3479z Enstatite Olivine-hypersthene Amphoterite...(approx. IO-2O /~m grain-size) were obtained from meteorite samples ranging from I5o g of the amphoterites...similar inclusions remained in the Ghubara and Parnallee concentrates, but these and the Oakley pyroxene |  | | Journal (article/letter/editorial) | | 2 mm across and atypically large for the host meteorite to be a large melt object or inclusion. This specifically...analyses were also obtained for Cr-spinel, ilmenite, tridymite, Si-rich glass, FeNi metal, and troilite. Modal...work focussed on large melt objects in a single meteorite, the Julesberg (L3.6) chondrite (Graham, 1993;...granular low-Ca pyroxene grains separated by tridymite laths and interstitial feldspar, a texture and...pyroxene (px, medium grey) with interstitial tridymite (SiO2, black) and bytownite (feld, dark grey) |  | RUZICKA, Alex, HUTSON, Melinda, FLOSS, Christine, HILDEBRAND, Alan (2012) Large silicaârich igneousâtextured inclusions in the Buzzard Coulee chondrite: Condensates, differentiates, or impact melts?. Meteoritics & Planetary Science, 47 (11) 1809-1829 doi:10.1111/maps.12021 | Journal (article/letter/editorial) | | Christine FLOSS2, and Alan HILDEBRAND3 1 Cascadia Meteorite Laboratory and Department of Geology, Portland...olivine compared with grains elsewhere in the meteorite. In this inclusion, olivine is Fa9.8 ± 0.1 compared...Bz-3 is in disequilibrium with the rest of the meteorite and that Buzzard Coulee must be a breccia that...less ferroan than those found elsewhere in the meteorite. and Co, measured trace elements tend to be depleted...for silicate inclusions in the Sombrerete iron meteorite (Ruzicka et al. 2006). The fractionated trace |  | Ruzicka, Alex M., Greenwood, Richard C., Armstrong, Katherine, Schepker, Kristy L., Franchi, Ian A. (2019) Petrology and oxygen isotopic composition of large igneous inclusions in ordinary chondrites: Early solar system igneous processes and oxygen reservoirs. Geochimica et Cosmochimica Acta, 266. 497-528 doi:10.1016/j.gca.2019.01.017 | Journal (article/letter/editorial) | | University, Department of Geology and Cascadia Meteorite Laboratory, 17 Cramer Hall, 1721 SW Broadway,...microporphyritic) in texture. Samples from the Cascadia Meteorite Laboratory (CML), American Museum of Natural History...and Johnson Spacecraft Center (JSC) Antarctic Meteorite collection were studied (Table 1). Various techniques...2015) and Par-I3 (Fa29.5±0.3) in an LL3.6 host (Parnallee). The uniform Fa contents in these inclusions...from separate fragments of the QUE 97008 host meteorite. In contrast, MET-I1 aliquots range widely in |  | | Journal (article/letter/editorial) | | St. Louis MO 63130, USA. The present state of meteorite chemistry as established by Wasson and Kallemeyn...including Mg, Si, Sr. the Earth lies close to CI meteorite as previously established. The estimate of si...ratios in the Earth's mantle. as well as on the meteorite trend permils us to estimate the composition of...difference in their relative abundances among meteorite classes reflects differences in the dust!gas ratio...HIGH-DENSITY INTERSTELLAR GRAPHITE FROM THE MURCHISON METEORITE. S. Amari 1.2, E. Zinner), and R. S. Lewis-, IMcDonnell |  | | Journal (article/letter/editorial) | | be possible to explain rim, matrix, and bulk meteorite refractory and common lithophile compositions...extracted presolar diamonds from the Allende meteorite by the method described in [I]. The optical properties...CRYSTALLIZATION OF PYROXENE AND SPINEL IN GABBROIC LUNAR METEORITE ASUKA 881757. T. Arai, H. Takeda, and P. H. Warren...University of Tokyo, Hongo, Tokyo 113, Japan. Lunar meteorite Asuka (A)88 1757 is a distinct new type of low-Ti...Manchester M 13 9PL. UK. 483 The analysis of the SNC meteorite, ALH 8400 I. which now appears to be a sample |  | | 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...State. Samples provided by the JSCâs Antarctic meteorite curatorial facility. 5214.pdf 76th Annual Meteoritical |  | | Book (volume) | | solar system G. Kurat 155 Some problems of meteorite classification A.A. Yavnel 199 Primitive 3 ae/...isotope ratios different to those observed in other meteorite classes but almost exactly matching the rare gases...18, 5-40. Chapman , C.R. (1976) Asteroids as meteorite parentbodies : The astronomical perspective. Geochim...be far lower than i 29 detected in an iron meteorite at 0 . 1 atom/m . Kg by our older work . Remeasurement...in the acid insoluble fraction of the Allende meteorite. At the sam ime the enrichment of 142 0.4%_~as |  | | Report (volume) | | Palynology. Botanic Gardens. Lucknow, India. Palynological Society of India. National Jour. Petroleum Technology...Arizona State University. Tempe, Ariz. Center for Meteorite Mexico Univ. Nac. Autonoma Inst. Geograffa Bol...Birbal Sahni Institute of Palaeobotany. Lucknow, India. Palaeogeography, Palaeoclimatology, Palaeoecology-...Department of Botany, University of Delhi. Delhi, India. Plateau - Plateau. The quarterly of the Museum...Flat quadrangle and the Old Moscow Mine, Star District, Beaver County, Utah [abs.]: Dissert. Abs., Sec |
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