 | | Journal (article/letter/editorial) | | Chemical characteristics of metal phases of the Richardton H5 chondrite Ping Kong a, Mitsuru Ebihara aY*...The magnetic fraction was separated from the Richardton H5 chondrite with a hand magnet and was leached...that martensite (a-phase iron) is present in the Richardton metals and is dissolved in HF less easily than...elements among the different metal phases of Richardton were obtained based on the INAA data. Siderophile...different meteorites and also within a single meteorite. These * Fax: ( + 81) 426-77-2525; u.ac.jp e-mail: |  | | Journal (article/letter/editorial) | | published results for Ste. Marguerite (H4) and Richardton (H5), our data reveal that the cooling rates...1337 © The Meteoritical Society, 2007. Printed in USA. 1338 A. Blinova et al. metamorphic temperatures...chondrules and phosphates from the H5 chondrite Richardton (Amelin et al. 2005). A similar study using U-Pb...intensive metamorphism than the previously dated Richardton. We present a detailed U-Pb isotopic study of...PROCEDURES Meteorite Selection For this study, we selected four H6 chondrites from the National Meteorite Collection |  | | Journal (article/letter/editorial) | | insolubility, suggest that the residue is predominantly chromite. The insoluble residue should, therefore, contribute... Beard&y I No. 1349 Beard&y SI eucrite Moore County grey ohondrite howardi~ chondritic howrtrdite...ation Pasamonte light frebetion C$. SC~~~~ER Sioux county No. 298 Nuevo Lar%do Name gmbinS small whole... 82.6 - 0.22 0.22 Sioux County A B 68.8 - O-20 0.29 Moore County A 795 Nuevo Laredo A R ...14.32 Al 4 10.4, - Holbrook A 12.8 f - Richardton A B 10.0 11.2 10.0 El E2 F G H I mean 3 |  | | Journal (article/letter/editorial) | | Ochansk,“Ma&, Se& iagoasj, Hi (Uberaba, Pultusk, Richardton, Forest City), and H6 (KernouvB, Bjelaja Zerkov...Lagoas PETROLOGIC TYPE 5 W m m I Uberaba Pultusk Richardton Forest City OLOGIC TYPE 6 &%I Kernouvh BBjelaja...and matrix. BUNCH P{ rtl. (1967) reported that chromite content increases in chondrites from lower to...of the Cr,03 is present in minerals other than chromite (presumably silicates), and that in the higher...higher petrologic types, progressively more chromite is formed. Since Cr20, in chondrules decreases from lower |  | | Journal (article/letter/editorial) | | C, Heyse 1978). For R4-5 chondrites, olivine-chromite geothermometry indicates equilibration temperatures...tetra-taenite) and troilite. Accessory phases are chromite and apatite. The principal petrographic characteristics...Coarse-grained metal and sulfides occur, as well as chromite and apatite, overgrown by the major part of the...pyroxene; C = chondrule; CF = chondrule fragment; cr = chromite; GP = granular pyroxene; GOP = granular olivine...4 6 8 10 12 Al2O3 wt% Knyahinya Ouzina Richardton Bachmut Fig. 2. a) Bulk compositions of Knyahinya |  | | Journal (article/letter/editorial) | | unequilibrated chondrites also shows that each meteorite has been metamorphosed, with the alteration ranging...electron microprobe analyses as possible for each meteorite. Standards used were augite (Si, T’i), olivine...(Ca). orthoclase (K), apatite (P), garnet (Mn), chromite (Cr), troilite (S), and pure Ni (Ni). Corrections...is heterogeneously distributed through a given meteorite and often appears in contact with larger metallic...amoeboid). cussion). Fourth, in at least one meteorite, a significant amount of Ni occurs in sulfides |  | | Report (volume) | | Bibliography of North American Geology 1949 By EMMA MERTINS THOM, MARJORIE HOOKER and RUTH REECE DUNAVEN...------------III 1 3 11 169 BIBLIOGRAPHY OF NORTH AMERICAN GEOLOGY 1949 BY EMMA MERTINS THOM, MARJORIE...REECE DUNAVEN INTRODUCTION The bibliography of North American geology, including paleontology, petrology...publications on the geology of the Continent of North America and adjacent islands and on Panama, the...index to the literature cited. The bibliography of North American geology to the end of 1947 is contained |  | Kleine, Thorsten, Touboul, Mathieu, Van Orman, James A., Bourdon, Bernard, Maden, Colin, Mezger, Klaus, Halliday, Alex N. (2008) Hf–W thermochronometry: Closure temperature and constraints on the accretion and cooling history of the H chondrite parent body. Earth and Planetary Science Letters, 270 (1) 106-118 doi:10.1016/j.epsl.2008.03.013 | Journal (article/letter/editorial) | | parent asteroid. 2. Analytical methods Pieces of meteorite were cleaned with abrasive paper and with 0.05...fractions Sample Ste. Marguerite (H4) Metal Mean NM Richardton (H5) A-metal (N150 μm) Mean A-NM-1 Repl. A-NM-2...Ste. Marguerite (MNHN); Richardton-A (USNM); Richardton-B (MNHN); Richardton-C (Senckenbergmuseum Frankfurt);...183W/184W ratios for two NM fractions of the Richardton meteorite are attributed to an organic interference...affected, such that for the two NM fractions from Richardton with elevated measured 183W/184W the reported |  | | Report (volume) | | SMITH, Director 0 Bulletin 731 BIBLIOGRAPHY OF NORTH AMERICAN GEOLOGY FOR 1919-1920 BY JOHN M. NICKLES...147 241 241 242 242 244 241 ' BIBLIOGRAPHY 0¥ NORTH AMERICAN GEOLOGY FOB 1919-1920. By JOHN M. NICKLES...NICKLES. INTRODUCTION. The bibliography of North American geology, including paleontology. petrologj7, and...publications on the geology of the Continent of North America and adjacent islands and on Panama and the...index to the literature listed. The bibliography of North American geology is comprised in the following bulletins |  | Nakamura, Noboru, Misawa, Keiji, Kitamura, Masao, Masuda, Akimasa, Watanabe, Seiko, Yamamoto, Koshi (1990) Highly fractionated REE in the Hedjaz (L) chondrite: implications for nebular and planetary processes. Earth and Planetary Science Letters, 99 (3) 290-302 doi:10.1016/0012-821x(90)90117-g | Journal (article/letter/editorial) | | with the light-REE enriched, indicating that the meteorite contains components with highly fractionated REE...body and was then incorporated into the Hedjaz meteorite parent body. The presence of impact-related products...H O N D R I T E whole-rock samples from the meteorite. Here, we present the results for chemical analyses...with less abundant lithic fragments. Since the meteorite is quite hard, much cautious work was required...MSID technique [2,19,20], Hedjaz is the only meteorite which shows such a REE fractionation. The same |  | | Book | | METEORITICS H . H . Nininger DIRECTOR , AMERICAN METEORITE MUSEUM The University of Denver Press Science...colleges , museums , and individuals throughout North America among which should be mentioned the University...Museum , the College of the City of New York , the North Carolina State Muse um , Pennsylvania State College...RELATIONS THE PLAINVIEW METEORITE SHOWER THE KIOWA COUNTY METEORITES METEORITE CRATERS A COMPOSITE SWARM...METEORITES AND THE MOON 280 TEKTITES 297 GREAT METEORITE COLLECTIONS 309 PROPOSED NATIONAL INSTITUTE OF |  | | Journal (article/letter/editorial) | | University of California, Los Angeles, CA 90024, USA (Received August 4, 1981; accepted in revised form...to define chondrules. In studies that rely on meteorite thin sections, researchers have to make arbitrary...olivine and pyroxene, and was enriched in the chromite. The behavior of Zn in the factor analysis seems...pyroxene, Al in glass or plagioclase, and V in chromite and SC and Sm may he distributed among major phases...including pyroxene and glass, and minor phases such as chromite, phosphate, and spinel. No modal mineral abundance |  | | Journal (article/letter/editorial) | | University of California, Los Angeles, CA 90024. USA. (Received August I 1, 1982; accepted in revised/arm...variations between individual chondrules from a single meteorite. Most of what is known about the behavior of the...was evaluated by analyzing a standard Allende meteorite powder as well as Semarkona whole rock. These...unequilibrated chondrites, especially in the trace phase chromite. and as a minor constituent of pyroxene. Thus... study of separated chondtules from the Richardton meteorite. Eunh Planet. .Scl. Left 42.223-236. FREDRIKSSONK |  | | Book | | Professor of Chemistry and Geology Director, Nininger Meteorite Collection Arizona State University JOHN WILEY...Chemistry and Geology, Director of: the Nininger Meteorite Collection, Arizona State University, Tempe, Arizona...announced the transfer of the outstanding Nininger Meteorite Collection to Arizona State University. Throughethe...the National Science Foundation, the Nininger Meteorite Collection was established primarily for purposes...(minerals The of meteorites) relationship of and meteorite Moore (achondrites), studies to the Earth |  | | Journal (article/letter/editorial) | | study of separated chondrules from the Richardton meteorite. Earth Planet. Sci. Lett. 42, 223–236. Grossman...Ganapathy R. (1976) Trace elements in the Allende meteorite – I. Coarse-grained, Ca-rich inclusions. Geochim...Davis A. M. (1977) Trace elements in the Allende meteorite – III. Coarse-grained inclusions revisited. Geochim...(1974) Major and trace elements in the Allende meteorite. Nature 249, 333–334. Maruyama S. and Yurimoto...distribution in melilite and pyroxene from the Allende meteorite. Earth Planet. Sci. Lett. 22, 141–144. Mason B |  | | Report (issue) | | steadily increasing amount of reliable data on North America in particular and more generally on South...M[aryse] H. Lead -isotope age studies in Carbon County, Pennsylvania, in Geological Survey research 1960:... a graphical analysis of the discordant Carbon County ages in terms of old radiogenic lead contamination...geologically sound to conclude that both Carbon County uranium occurrences were formed near the end of...classification of the Wisconsin glacial stage of North Central United States: Jour. Geology, v. 68, no |  | | Report (volume) | | Smith, Director Bulletin 823 BIBLIOGRAPHY OF NORTH AMERICAN GEOLOGY 1919-1928 BY JOHN M. NICKLES ... BIBLIOGRAPHY OF NORTH AMERICAN GEOLOGY 1919-1928 By JOHN M. NICKLES INTRODUCTION The bibliography of North American...publications on. the geology of the Continent of North America and adjacent islands and on Panama and the...index to the literature cited. The bibliography of North American geology to the end of 1926 is contained...4, 5, 8; Museum Paper, nos. 5, 6; County Report, no. 1 (Clay County). Montgomery, Ala. Alberta, Scientific |  | | Book | | University, Cambridge, MA, USA Karl K. Turekian Yale University, New Haven, CT, USA VOLUME 1 METEORITES AND...Andrew M. Davis University of Chicago, Chicago, IL, USA AMSTERDAM BOSTON HEIDELBERG PARIS SAN DIEGO SAN...OX5 1GB, UK 225 Wyman Street, Waltham, MA 02451, USA First edition 2003 Copyright © 2014 Elsevier Ltd...Karl K. Turekian, Yale University, New Haven, CT, USA This Obituary was first published in Eos, Vol. 93...biogeochemistry in the world’s oceans. Sampling of North–South traverses of all of the world’s oceans at |  | | 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 |  | | Book | | Planetary Sciences. He teaches chemistry and performs meteorite research, and is currently involved in creating...Chemistry and Biochemistry, University of Arkansas, USA CAMBRIDGE UNIVERSITY PRESS Cambridge, New York...sediments Potential meteorite parent bodies 2.1 Asteroids as potential meteorite parent bodies 2.2 Impact...Spectra of asteroids Distribution of asteroid and meteorite classes Texture of gas-rich regolith breccias...of hypothetical ejecta blanket Structure of a meteorite parent body Asteroids and their surfaces Fraction |  | | Book | | Planetary Sciences. He teaches chemistry and performs meteorite research, and is currently involved in creating...Chemistry and Biochemistry, University of Arkansas, USA CAMBRIDGE UNIVERSITY PRESS Cambridge, New York...sediments Potential meteorite parent bodies 2.1 Asteroids as potential meteorite parent bodies 2.2 Impact...Spectra of asteroids Distribution of asteroid and meteorite classes Texture of gas-rich regolith breccias...of hypothetical ejecta blanket Structure of a meteorite parent body Asteroids and their surfaces Fraction |  | | Book | | resulted, their recovery, and the history of meteorite studies since the time when it was established...1.1. Thunderstones and the Origins of Modern Meteorite Research 1.2. The Early Nineteenth Century 1.3...Minerals Meteorite Falls and Associated Phenomena 2.1 Introduction 2.2. Non-Crater-Forming Meteorite Falls...Falls 2.2.1. The Phenomena of Meteorite Falls 2.2.2. The Scatter Ellipse 2.2.3. Morphology and the Fusion...2.2.4. Meteorite Recovery 2.2.5. Terrestrial Ages of Meteorite Finds 2.3. Explosive Meteorite Craters |  | | Book | | Netherlands. Special regulations for readers in the USA - This publication has been registered w i t h the...of parts of this publication may be made in the USA. All other copyright questions, including p h o t...Chondrite-normalized abundances of t h e REE in "North American shales composite", abbreviated NASC. (b)...in a suitable sediment or average sediment; e.g. North American shales composite, abbreviated NASC (see...element abundances in chondritic meteorites, and in North American shales composite (NASC), used for normalization |  | | Book | | Pretoria, South Africa); H. H. Nininger (Amer ican Meteorite Museum); J. J. Orcel (Museum National d'Histoire...(1864) 1492-B-1 Brant, S. A poem on the Ensisheim meteorite. (written in Latin with German translation). Book:...discoveries in New Mexico, five hundred leagues to the North from the old Mexico. Purchas's His Pilgrims, Part...Printed by W. Stansby, London ( 1625) Bache, A. Meteorite at Antony, near Plymouth. Pamphlet: 1640-B-l The...1 - C - l * Carli, Ii'. No Title (on the Yago meteorite ) . Vallisnieri Opere Fisico - Mediche, Venezia |  | | Report (volume) | | .. 149 Exposure ages and dynamical models of meteorite delivery .......................................who first discovered 129Xe excesses in the Richardton meteorite, then wrote that astonishing paper entitled...who first discovered 129Xe excesses in the Richardton meteorite, then wrote that astonishing paper entitled...sector mass spectrometer (Clarke et al. 1969). Meteorite research has made particular demands upon noble... Noble Gas Geochemistry and Cosmochemistry 9 meteorite parent bodies. Today, the "noble gas alphabet" |
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