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| Iroland A description of the meteorite which fell near Abee, Alberta, Canada* K. i-~. D A w s o I ~ , ...Petrological Sciences Division, Geological Survey of Canada and D. E. P ~ s o ~ s .Physical Metallurgy :Division...Abstract--The Ahee meteorite, which fell at 54~13' N, 113°00' W, north of Edmonton, Alberta, on 9 June 1952...ce-eris~obalite, and quartz. The metallurgical study of the niekcl-iron of the meteorite indicates that relatively...of the kamaeite. INTRODUOTION History TI~E Abee meteorite was seen to fall a t 1105 hours M.S.T., on |
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| Anthony J. Why te The Meteorites of Alberta Digitized by the Internet Archive in 2011 http://www...org/details/meteoritesofalbeOOwhyt Meteorites of Alberta Hmm pftjGwB 1 }''>' Ji raTraJ aTBfTraS ... Meteorites of Alberta DQ£\ The University of Alberta Press 1 Published by The University of Alberta Press...Edmonton, Alberta, Canada T6G 2E Copyright © 2009, Anthony J. Whyte. Library and Archives Canada Cataloguing...Publication Whyte, Anthony J., 1951- The meteorites of Alberta / Anthony J. Whyte. Includes bibliographical references |
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| paleomagnetic conglomerate test using the Abee E4 meteorite N. Sugiura and D.W. Strangway Department of...Toronto, Ont. (Canada) Revised version received September 15, 1982 The meteorite Abee is a type 4 enstatite...study the thermal and magnetic history of the meteorite. The directions of magnetization in mutually oriented...clasts are significantly different, suggesting the meteorite was not reheated to temperatures m u c h above...paleointensities up to 60 Oe. 1. Introduction The meteorite Abee is an type 4 enstatite chondrite with m a n |
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| during shock melting and crystallization of the Abee EH-chondrite impact-melt breccia Alan E. RUBIN Institute...Abstract–Literature data show that, among EH chondrites, the Abee impact-melt breccia exhibits unusual mineralogical...to impact melting, F was distributed throughout Abee, perhaps in part adsorbed onto grain surfaces; after...broadly similar thermal histories. INTRODUCTION Abee, the largest (107 kg) enstatite-chondrite fall,...of ~4565 Ma (Shukolyukov and Lugmair 2004). The Abee breccia comprises ~50 vol% subangular to subrounded |
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| and U-Th-Pb dating of separated clasts from the Abee E4 chondrite D.D. Bogard 1, D.M. Unruh 2 and M....4°Ar/39Arand U-Th-Pb are reported for three clasts from the Abee (E4) enstatite chondrite, which has been the object...or impact degassing ages. The thermal history of Abee deduced from Ar data appears consistent with that...deduced from magnetic data, and suggests that various Abee components experienced separate histories until...t been as well studied as other chondrite types. Abee (E4) appears to be u n i q u e a m o n g enstatite |
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| polyethylene vials which were sealed with a hot quartz rod. Synthetic standards were prepared by micropipetting...high purity, powdered SiO; glass. The Allende meteorite and USGS standard rock BCR1 acted as secondary...\sso\ 1975). Abee data were not used because ol thr. particular heterogeneity of the meteorite (St\~b i’:...SS, St. Sauveur: AK, Adhi Kot; SM. St. Marks; Ab, Abee; Qi, Qingzhen; In, Indarch; 370, Yamato 77370: 601...abbreviations as in Fig. 4. Data sources as follows: Abee, Adhi Kot, I&arch and Kota Kota-ti~~ (1968) and |
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| which the meteorites experienced. See ted. THE METEORITE CONCENTRATION MECHANISM AT ALLAN HILLS, ANTARCTICA...study of ice ablation and movement as related to meteorite finds. The triangulation chain is composed of...(upwelling) of the ice in the area of highest meteorite concentration approximately balances this yearly...centimeters on the east. Although the mechanism of meteorite transport and concentration is imperfectly understood...during incorporation of the inclusion into the meteorite. In one portion, there is a sharp contact between |
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| Aubrites represent samples from a third enstatite meteorite parent body. 3. The aubrite parent body may have...Shallowater may be a sample from yet a fourth enstatite meteorite parent body. 6. Shallowater experienced a complex...reassembly. 7. It is unknown why some enstatite meteorite parent bodies melted (the aubrite and Shallowater...Tucson iron meteorite which had previously been thought to be related to the enstatite meteorite clan (Nehru...Kaczaral et al. (1988) suggested that all three meteorite types come from one parent body that was initially |
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| clusters on crystals of amethyst and ..eisenk.iesel'· (quartz with intergrown, fine-grained hematite). The amethyst...transparent to translucent outer layer of colorless quartz a few millimeter thick. There was no matrix on...you never saw that! Stunning amethyst and unusual quartz specimens labeled "Brandberg" have been known at...Naturhistoriches Museum Vienna - amethyst scepters on white quartz stems on matrix. A "false" locality - that everybody...those on matrix or even just a few, perched on a quartz crystal, make astonishing specimens. The best MINERAL |
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| Corresponding author. Present address: University of Alberta, Department of Earth and Atmospheric Sciences,... 1-26 Earth Sciences Building, Edmonton, Alberta, Canada T6G 2E3. Tel.: +1 780 492 2676; fax: +1 780...isotopic anomaly; and their influence on bulk meteorite isotopic compositions. Stable Os isotope heterogeneity...significantly influence the bulk isotopic composition of a meteorite due to their anomalous, s-process, or r-process...amount of presolar grains, whereas the EH4 Abee meteorite has been described as almost devoid of presolar |
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| TREMORGIO (CANTON TICINO) AS A POSSIBLE QUARTERNARY METEORITE IMPACT CRATER IN THE SWISS ALPS Kurt Bachtiger...the author had, some years ago, the idea of a meteorite impact crater in the Quarternary, i.e. 20-50,000...tangential fractures. 3. An ideal but blunted cone of quartz (20 em long with a diameter of 17 ern) with a small...but only some mm thick) amidst the gangue of a quartz-vein cannot be produced by the origin of a dolina...been found in quartz-veins caused by Alpine metamorphism. 4. The gangue (mostly quartz with some feldspar |
 | Loss, R.D, Rosman, K.J.R, de Laeter, J.R (1990) The isotopic composition of zinc, palladium, silver, cadmium, tin, and tellurium in acid-etched residues of the Allende meteorite. Geochimica et Cosmochimica Acta, 54 (12) 3525-3536 doi:10.1016/0016-7037(90)90302-2 | Journal (article/letter/editorial) |
| tellurium in acid-etched residues of the Allende meteorite R. D. Loss, K. J. R. ROSMAN,and J. R. DE LAETER...acid-resistant residues extracted from the Allende meteorite. High-efficiency, low-contamination ion-exchange...carbon-rich acid-insoluble residues of the Allende meteorite (LEWIS et al., 1975) and has been identified with...present at the hundreds of pgg-’ level in Allende meteorite residues, which is significant for this study...present up to the hundreds of rgg’ level in Allende meteorite residues (ANDERS et al., 1975). As discussed |
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| identification has elucidated many aspects of meteorite formation. Of particular interest are five phosphate...calcium- and aluminum-rich silicates in the Allende meteorite, a Type 1II carbonaceous chondrite which fell...(Mason, 1962), when I wrote an account of the meteorite minerals then recognized, see Table 1, the list...*Lawrencite (Fe,Ni)CI 2 Magnesite Calcite Dolomite Quartz (Mg,Fe)C03 CaC0 3 CaMg(C0 3h Si0 2 Tridymite...Colomera iron Rare accessory in a few irons, and in Abee (Ce) In chondrules in CcllI Rare accessory Accessory |
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| detail in only a few stony meteorites,be- each meteorite individually, even though each causewith earlier...RAMDOHR TABLE 1. StonyMeteoritesInvestigated* Aarhus Abee Alfianello Kingfisher Knyahinya Lake Labyrinth...pend on the sulfur and oxygen contents of the meteorite. A higher content of sulfur or oxygen With few...considerably finer grained, sometimes to the amounts; quartz and tridymite are rare. limit of resolution of...appearanceof octahedralcleavage considerable in the Abee, Hvittis, and St. Marks (fourdirections)in the Fe |
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| tektites, photographs, a: 864-855 Ablation rate iron meteorite “Thule”, 25: 98 Absolute abundance of the chromium...1085-1099 Norton County, 27: 939-947 Norton County, Br analysis, 29: 470 Norton County, Cl an&y&s, 22:...22: 478 Norton County, lanthanids pattern, 20: 242243, 244-245 Norton County, organic oompounds snalysed...snalysed, 27:805-834 Norton County, tantalum in, 29: 46 oxygen isotopes in minerals, 22: 492 Pasamonte, Ca isotopes...Bruderheim meteorite, 26: 6132 aubrite, Bishopville, 29: 1085-1099 cosmic-ray, Bruderheim meteorite, 26: 662 |
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| 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...history (4.50–4.54 Ga ago); only one enstatite-rich meteorite (EH4 Bethune) appears to have been impact heated...Enstatite-chondrite impact-melt breccias and impact-melt rocks Abee is the prototypical enstatite-chondrite impact-melt...Fig. 2 of Rubin and Keil, Fig. 1. A slab of the Abee EH-chondrite breccia showing its irregularly shaped |
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| Front Cover: Gibeon mask — an incomparable iron meteorite (see lot 49079, page 62) Above: Foreground —...— the largest complete slice of the Abee meteorite (see lot 49116, page 90) Background — close-up of immense...alike. Meteorites are named after the closest city, county or geological feature in proximity to the place...solar system. It has been hypothesized that a meteorite not only led to the demise of the dinosaurs (providing...amino acids have been discovered in an Australian meteorite. How rare are meteorites? The entire mass of all |
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| obtain a panorama of the scope and substance of meteorite research. I endeavored to remedy this situation...not exhaustively discussed—the great upsurge in meteorite research along many new lines in recent years...and conservation of meteoritic material. Every meteorite is to some degree unique; and meteorites, unlike...I not been favored bv the curatorship of the meteorite collection of The American Museum of Natural History...Chicago Natural History Museum, the Nininger Meteorite Collection (Arizona State University, Tempe), |
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| chondrites; 2200 [2, p. 44] for achendrite (Norton County); and 1850 or 1760 [2, p. 32] for the earth's crust...range and mean of Mn content in individual stone meteorite classes, refer also to [46]. Gmelin Handbock Mn...average weighted Mn content in individual stone meteorite classes (accompanied by a discussion of the results...mean Mn content for the individual parts of a meteorite is given as 300 ppm for the pure meta! (nickel-iron)...granodiorites, quartz diorites; for granites, quartz monzonites; for graywackes; for quartz sandstones; |
 | 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) |
| 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:...apparent ages of samples from the Bjurbole L4 meteorite as a convenient reference point, and ages are...of two inclusions from the Parnallee (LL3.6) meteorite, termed "macrochondrule" and "CBI," have also...wrapped in AI foil and placed in 6-mm diameter quartz tubes. These were evacuated and sealed for irradiation |
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| Melt rock samples have been examined from Brent (Canada. 3.8 km, 414 my). Saaksjarvi (Finland. 5 krn, 490...(France. 23 krn, 150-170 my) and East Clearwater (Canada. 23 km, 216 my). In all cases the melt rock bulk...usually occurs in the melt rocks in association with quartz and orthoclase. The alteration products are prodominantly...well-developed rosettes exceeding 50 urn in diameter. Quartz is found as discrete masses, vesicle linings or...composition. The stable association chlorite + quartz + orthoclase represents the alteration of iron-bearing |
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| preserved on heat-treating or forging of specific meteorite specimens, so in most cases recognition of altered...ablation and corrosion crust is different when the meteorite has been reheated by man (Rasgata specimens of...meteorites (Bacubirito). Preservation on an iron meteorite of the ...heating is the best guarantee that the meteorite was never maltreated. On an older iron the corrosion products... structures reflecting the early history of the meteorite and those produced during atmospheric passage |
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| SENSITIVITY STABLE CARBON ISOTOPE ANALYSIS FOR METEORITE AND LUNAR STUDIES P.I. Abell, A.E. Fallick and...events which disturbed the U-Ph system. All these meteorite Ph isotope compositions, when corrected for the...phenomenon is not due to contamination of the meteorite samples by terrestrial lead. Further, the data...mineral fractions were isolated from the Murchison meteorite by a succession of chemical treatments and grain...have made a 117Rb·1l7Sr study in a number of meteorite classes,ranging from chondrites to iron meteorites |
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| classification of rocks of the Canadian Precambrian shield: Canada Geol. Survey, Dept. of Mines and Tech. Surveys...Precambrian formations of the U.S.S.R., India, Canada, and Africa is presented in a table, based almost...hornblende-biotite mixture from the Bathonian Khevsky quartz-diorite, 168-185 m.y. (3 samples); Upper Aptian-Lower... Southern Calif., 100-120; Southeast Manitoba, Canada, 2,300-2,690; and Varutrask, Sweden, 1, 775-1,790...measurements on coeval minerals and mineral pairs: Canada Geol. Survey, Dept. of Mines and Tech. Surveys |
 | Javoy, M., Kaminski, E., Guyot, F., Andrault, D., Sanloup, C., Moreira, M., Labrosse, S., Jambon, A., Agrinier, P., Davaille, A., Jaupart, C. (2010) The chemical composition of the Earth: Enstatite chondrite models. Earth and Planetary Science Letters, 293 (3) 259-268 doi:10.1016/j.epsl.2010.02.033 | Journal (article/letter/editorial) |
| 1968; Wasson and Kallemeyn, 1988). These two meteorite families can be further subdivided according to...(“clasts”) textures, like in the largest E-chondrite, Abee (Rubin, 1983) complete the description of the rich...02 0.36 ± 0.38 0.08 ± 0.05 261 the existing meteorite collections. We thus consider that the average...specific composition has not been found in an actual meteorite sample. 2.3. Critical features of E-chondrites...¼ðdissolved in metalÞ þSiO2ðcristobalite; tridymite; quartz; glassÞ : ð1Þ This reduction process is strongly |
