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| unequilibrated chondrites also shows that each meteorite has been metamorphosed, with the alteration ranging...chondrites Sharps (FREDRIKSSON er al., 1968) and Tieschitz (WOOD, 1963; KURAT, 1968, 1970; CHRIS~OPHE-MICHEL-LEVY...rocks. Furthermore, the fine-grained matrix in Tieschitz also contains more Na20, K20 and A1203. Olivine...identified by X-ray diffraction in the matrix of Tieschitz (WOOD, 1962). The matrix appears to be complex...chondrites. These are, first, clasts in Sharps, Tieschitz and Krymka (FREDRIKSSONet al., 1968; KURAT, 1970; |
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| minerals in the fine-grained matrices of the Tieschitz unequilibrated ordinary chondrite * and A. J...matrices in the unequilibrated ordinary chondrite Tieschitz (H/L, 3.6) show, for the first time in an ordinary...the metamorphic evolution of the parent body of Tieschitz. The presence of amphiboles as the main hydrous...that are similar to the black matrix of host Tieschitz, suggesting that this dark inclusion was emplaced...in the unequilibrated ordinary chondrite (UOC) Tieschitz by the pioneering studies of Kurat (1970) and |
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| 1999; accepted 3 March 2000 Abstract The world’s meteorite collections contain meteorites from at least ∼27...asteroids that are represented in the world’s meteorite collections. They conclude, in agreement with...1977; Wasson, 1995) that the collections contain meteorite groups (¿ 5 members), grouplets (¡ 5 members)...associated with meteorite-asteroid comparisons, and these must be kept in mind when meteorite properties are...Considerable uncertainties exist in relating speci c meteorite types to asteroidal spectral types. The classic |
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| these meteorites. INTRODUCTION In 1969 a stony meteorite was found by Mr. Eric Holm, then a staff member...lesser fragments. This is only the second stony meteorite recovered from South West Africa. We report herein...accessioned into our collection as the Gobabeb meteorite, USNM No. 5744. MACROSCOPIC DESCRIPTION The unbroken...(1967-1968). Standards used were analyzed olivine, fayalite, enstatite, hypersthene, chromites (2), manganite...and FS 16 respectively. These values place the meteorite in chemical group H (Keil and Fredriksson, 1964) |
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| s (0.09%). Olivine of the outermost rim has a fayalite content between 1% and 6% (mole) (Table 2). It...most CAI's, especially in those from the Allende meteorite. The Fe in L2 must therefore be mainly of primary...21 Gomez and J.R. Hyde, The Allende, Mexico, meteorite shower, Smithsonian Contrib. Earth Sci. 5 (1970)...distribution in melilite and pyroxene from the Allende meteorite, Earth Planet. Sci. Len. 22 (1974) 141-144. L...Grossman, Refractory inclusions in the Allende meteorite, Annu. Rev. Earth Planet. Sci. (1980) 559-608 |
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| 4; Allan Hills (ALH) A77015—L3.5; Khohar—L3.6; Tieschitz—H/L3.6; ALHA77278— LL3.7; ALHA77299—H3.7). Microchondrules...Standards used include: San Carlos olivine, Rockport fayalite, Kakanui augite, Wakefield diopside, McKee jadeite...CC-microchondrules are partially enriched in FeO and have a fayalite-normative composition (arrows). One microchondrule...a nearly contiguous fine-grained rim. Within a region of the rim, containing Fesulfide and Fe-Ni-metal...composition of ~80% of microchondrules and form a dense region at <15 wt% FeO between ~30–50 wt% MgO (Fig. 10) |
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| magnetite and pyrrhotite grains in the martian meteorite are of magnetotactic bacterial origin. A6 Meteoritics...flash and that hot I T can be mixed into the H-rich region [ 101. Recently, Cassisi et al. [ I 11 reported...are injected into the high-temperature Heburning region, resulting in the complete burning of H at a very...1501-1513. 4 - - OXYGEN ISOTOPES IN BJURBdLE AND TIESCHITZ CHONDRULES BY ULTRAVIOLET LASER PROBE. R. D. Ash1...This work Ref + 0 X 2 3 4 5 6 Bjurbole Tieschitz 7 8 Fig. 1. form composition and interacted |
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| METEORITE RESEARCH ASTROPHYSICS AND SPACE SCIENCE LIBRARY A SERIES OF BOOKS ON THE RECENT DEVELOPMENTS...Holland VOLUME 12 METEORITE RESEARCH PROCEEDINGS OF A SYMPOSIUM ON METEORITE RESEARCH HELD IN VIENNA...the publisher INTRODUCTION The Symposium 'Meteorite Research' was conceived originally at the second...need to strengthen international co-operation in meteorite research, asks that the International Atomic Energy...discussed ranged from the computer-assisted study of meteorite orbit statistics, through problems of composition |
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| Compositions in Stardust SiC Grains from the Murchison Meteorite [#6318] We report the results of Gd and Dy isotopic...Pre-Entry Size and Cosmic History of the Annama Meteorite [#6316] Annama is not part of the prominent “7-8...Noble Gas and Cosmogenic Records of Komar Gaon Meteorite, the Latest Fall in India [#6071] Komar Gaon is...Strangway. D. Mineralogy and Petrology of the Murrili Meteorite [#6237] We report on the classification, mineralogy...Silicate Stardust from Supernovae in the QUE 99177 Meteorite [#6054] Our work on QUE 99177 is an extension |
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| OF THE METALLIC PHASES IN THE ALMAHATA SITTA METEORITE (FRAGMENT#051). Y. A. Abdu1, A. M. Gismelseed2...Khartoum, Sudan. Introduction: The Almahata Sitta meteorite fall was unique because asteroid 2008 TC3, the...Introduction: Eyewitnesses who personally visited the region of the 1908 Tunguska catastrophe soon after the...large fragments of the 1947 Sikhote-Alin iron meteorite [2] fallen in the waterlogged deposits. In the...impact structures containing large boulder-sized meteorite rocks may be present. References: [1] Anfinogenov |
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| After their parents escaped to the Dominican Republic, Dick and his brother joined them there. With...family came to the United States from the Dominican Republic in 1940 (it was not unusual for immigrants to...it, it was just at this time that the Allende meteorite fell and the minerals contained within the so-called...Silliman Chair and being curator of the Yale meteorite collection. In a continuation of Karl’s foray...chemical histories both in the solar nebula and in meteorite parent bodies. It was in CAIs that the great discovery |
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| isotopic variability in troilite within a same meteorite, our data are consistent with literature results:...from three new lithologies in the Tagish Lake meteorite [5] that have experienced less but varied degrees...()200–400&), with large scatter within a single meteorite [5]. To avoid potential contamination by D-rich...Chinese contemporary limestones [3] show that the meteorite flux was enhanced by two orders of magnitude following...recent study [5] on SEC grains found in the fossil-meteorite-bearing limestone from the Thorsberg quarry revealed |
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| position of 56Fe; and (iv) the abundance peaks in the region past iron at the neutron closed shell positions...mixing caused by the convection, the entire unstable region evolves essentially chemically homogeneously—replenishing...of burning region (central or shell burning) and depleting the fuel elsewhere in that region at the same...burning of this fuel then commences outside that region. Table 1 summarizes the burning stages and their...maximum temperatures that have been reached in each region in the preceding hydrostatic burning stages (Table |
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| the city limits, but also to the sur¬ rounding region. Terms for materials in GeoRef, for example, "iron...noyarsk in Khakass Autonomous Oblast. BT Russian Republic BT USSR abandoned mines Term introduced in 1985...Autonomous Socialist Republic. CO N422000N432000 E0421500E0400000 UF Abkhasia BT Georgian Republic BT USSR Aberfeldy...Aberfeldy Term introduced in 1989. Town and mining region in Tayside, central Scotland; oil field in Lloydminster...Italy NT Chieti NT Marsica AJjsaroka Fault Abee Meteorite aa Taylor County Texas Texas Southwestern U |
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| Vereinigung der Freunde der Mineralogie und Geologie. Republic of Germany. Auk- Auk. American Ornithologists'...Hohenlohe'sche Buchhandlung Ferd. Rau. Ohringen, Federal Republic of Germany. Elisha Mitchell Sci. Soc. Jour. -...wissenschaftliche Geographie. Verlag. Bonn, Federal Republic of Germany. XVI Ferd. Diimmlers SERIAL LIST...Nordrhein-Westfalen. Krefeld, Westphalia, Federal Republic of Germany. [France] Bur. Recherches Geol. et...Vereinigung. Ferdinand Enke Verlag. Stuttgart, Federal Republic of Germany. Geol. Soc. America Abs. with Programs- |
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| position of 56Fe; and (iv) the abundance peaks in the region past iron at the neutron closed shell positions...mixing caused by the convection, the entire unstable region evolves essentially chemically homogeneously—replenishing...of burning region (central or shell burning) and depleting the fuel elsewhere in that region at the same...burning of this fuel then commences outside that region. Table 1 summarizes the burning stages and their...maximum temperatures that have been reached in each region in the preceding hydrostatic burning stages (Table |
