 | Caillet Komorowski, Catherine, El Goresy, Ahmed, Miyahara, Masaaki, Boudouma, Omar, Ma, Chi (2012) Discovery of Hg–Cu-bearing metal-sulfide assemblages in a primitive H-3 chondrite: Towards a new insight in early solar system processes. Earth and Planetary Science Letters, 349. 261-271 doi:10.1016/j.epsl.2012.06.039 | Journal (article/letter/editorial) |
| heterogeneously distributed in the matrix of the H-3 Tieschitz unequilibrated ordinary chondrite (UOC). The systematic...systematic association of Hg with Cu in Tieschitz chondrite provides a unique opportunity to place robust...be ruled out because cinnabar occurs only in Tieschitz matrix in alternating rhythmic intergrowth with...concentration retained in this meteorite. Our findings strongly suggest that Tieschitz resided near the cold surface...Hg metal native Cu opaque mineral aggregates Tieschitz unequilibrated ordinary chondrite accretionary |
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| ordinary chondrites Chainpur, Mezr-Madaras and Tieschitz: a transmission electron-microscopic study Jutta...chondrites Chainpur (LL3), MezO-Madaras (L3) and Tieschitz (H3) have been studied by means of transmission...clinopyroxenes (Ca-poor) of about the same amount. In a Tieschitz chondrule pure orthopyroxene crystals without...of Chainpur are free of dislocations. Those of Tieschitz contain only few dislocations, among them dislocation...induced by shock, were observed in MezO-Madaras and Tieschitz. In Mezr-Madaras taenite polysynthetically twinned |
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| Wl6-7037/87/%3.00 + .oO The Semarkona meteorite: First recorded occurrence of smectite in an ordinary...undertaken different special&d investigations of the meteorite, no general description appears to exist. This...studies of Tieschitz by KURAT ( 1969) and CHRISTOPHE-MICHEL-LEVY ( 1976) implied that the meteorite had undergone...distributed within each of the three sections. The meteorite was seen to fall in 1940 and has suffered no obvious...addition to silicate. the matrix contains strings of magnetite crystals. usually associated with carbide, and/or |
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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...fine-grained matrix in Tieschitz also contains more Na20, K20 and A1203. Olivine, magnetite, troilite, orthopyroxene...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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| Printed in USA. Elemental redistribution in Tieschitz and the origin of white matrix ROBERTHUTCHISONl*...coexist within some porphyritic chondrules in Tieschitz. One type is smooth. The other, confined to chondrule...voids. Iron may have been lost from the bulk meteorite, but most other elements merely underwent internal...that aqueous fluid may have been active on the Tieschitz parent body only 2 Ga ago. If correct, this would...(1976). They remarked on the presence of voids in Tieschitz chondrules and suggested that they were produced |
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| chondrite Tieschitz range from ⫺0.5 ‰ ⬍ ␦56Fechondrules ⬍ 0.0 ‰ relative to the terrestrial/ meteorite average...among chondrules and matrix samples from the same meteorite. Such effects can result from temperaturesensitive...reflect conditions in the solar nebula and on meteorite parent bodies. Of additional interest is the recent...suite of chondrules from the ordinary chondrite Tieschitz where analyzed in this initial study, along with...cut from larger sawed fragments of each iron meteorite and the pallasite Brenham, washed in 5% nitric |
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| light photomicrographs of granular (A, B, from Tieschitz), cryptocrystalline (C, D, from Hamlet), and metallic...chondrules. One unusual C chondrule separated from Tieschitz, though, is composed of swarms of dendritic crystals...phosphates and/or phosphides and oxides (e.g., magnetite) and occasional fragments of silicate material...metallsulfide assemblages by shock events in the meteorite parent bodies. However, the morphological similarity...component textural pairings: POP/RP (Tieschitz), ClBO (Tieschitz), RP/PP (Hallingeberg, Semarkona), POP/BO |
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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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| wellstudied falls Semarkona, Bishunpur, Chainpur, and Tieschitz, most of the evidence for aqueous alteration has...noted that some "fibrous" pyroxene chondrules in Tieschitz were altered at their surfaces and along cracks...Michel-LCvy (1976) made similar observations on Tieschitz, finding evidence that the glass in some chondrules...procedure allowed characterization of the same region of the sample to be carricd out at all scales....chondrules, tiny holes speckle the entire bleached region. Bleached zones typically occur as annular regions |
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| TERRESTRIAL SEDIMENTS, WITH SPECIAL REFERENCE TO MAGNETITE GRAINS IN ALLAN HILLS 84001. J. Akai, Department...characterisitc mineral grains. They observed magnetite in ALH 84001 and suggested that the grains may...bacterial magnetite. In this paper, the author will give some reviews and discussions on the magnetite grains...chondrites, comparing terrestrial characteristic magnetite grains. The most important clue to judge whether...to conclude that these magnetite and pyrrhotite grains in the martian meteorite are of magnetotactic bacterial |
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| composed of high-temperature minerals (e.g., magnetite, olivine, troilite, Fe-Ni-metal, and glass) that...4; Allan Hills (ALH) A77015—L3.5; Khohar—L3.6; Tieschitz—H/L3.6; ALHA77278— LL3.7; ALHA77299—H3.7). Microchondrules...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)...dusty microenvironments of the chondrule-forming region for OCs. (1) Precursor type I chondrules exist |
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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...consists of polysulfides, whereas it consists of magnetite when the LIBS measurement was done in martian...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 |
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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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| study of separates chondrules from the Richardton meteorite. Earth and Planetary Science Letters 42:223–236...Wasson J. T. 2000. Oxygen isotopes in R-chondrite magnetite and olivine: Links between R chondrites and ordinary...of meteorites: A compilation of stony and iron meteorite analyses. Meteoritics 25:323–337. Jenner G. A...observations on chondrules from the Tieschitz meteorite. In: Meteorite research, edited by Millman P. M...and Essene E. J. 2008. The La Paz Icefield 04840 meteorite: Mineralogy, metamorphism, and origin of an amphibole- |
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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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| from these runs show abundant nanosulfides and magnetite embedded in Fe-Si-bearing amorphous materials...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 |
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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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| 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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| 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 |
 | | Report (volume) |
| 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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| new hydrous calcium borate, from the Death Valley region, California. Am Mineral 44:911-919 Erd RC, McAllister...new hydrous calcium borate from the Death Valley region, California. Am Mineral 46:560-571 Erd RC, Morgan...hydrous strontium borate from the Kramer Borate District, California. USGS Prof Paper 424-C:294-297 Erd...paragenesis of the Little Three mine pegmatites, Ramona District, San Diego County, California. Mineral Ree 20:101-127... from the Little Three mine pegmatite, Ramona District, San Diego County, California. Am Mineral 76:1998-2002 |
| | Report (volume) |
| hydrous calcium borate, from the Death Valley —~ region, California. Am Mineral 44:911-919 Erd RC, McAllister...new hydrous calcium borate from the Death Valley region, California. Am Mineral 46:560-571 Erd RC, Morgan...hydrous strontium borate from the Kramer Borate District, California. USGS Prof Paper 424-C:294-297 Erd...paragenesis of the Little Three mine pegmatites, Ramona District, San Diego County, California. Mineral Rec 20:101-127... from the Little Three mine pegmatite, Ramona District, San Diego County, California. Am Mineral 76:1998-2002 |
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| MANAGING WASTES 1 8 e ATMOSPHERIC CHANGE 173 191 METEORITE IMPACTS 323 401 GEOLOGIC ENVIRONMENT 9 *«...211 Organized Response to Flood Hazards 212 Meteorite Impacts and Mass Extinction 264 Regional and...Mass Extinctions 265 Works 213 Summary 214 * METEORITE Composition and Classification of Meteorites...Flooding 204 Channel Modifications 0 What Is a Meteorite? Precipitation and Infiltration 201 Frequency...the bottom of the page to the top; the triangular region at the top is the delta, where the river empties |
| | Book |
| 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 |
