| | Journal (article/letter/editorial) | University, 10900 Euclid Avenue, Cleveland, OH 44106, USA c Department of Earth and Planetary Sciences, University...Davis, One Shields Avenue, Davis, CA 95616-8605, USA d Research School of Earth Sciences, Australian National...chondrites, we analyzed mineral fractions from the Richardton H5 chondrite to construct an internal LuâHf isochron...ratios obtained for the nine silicates fraction of Richardton. initial ďŹnes handground ďŹnes coarse handground...explanation for the observed excess slopes of meteorite LuâHf isochrons (e.g., Bizzarro et al., 2003; | | SHIMODA, Gen, NAKAMURA, Noboru, KIMURA, Makoto, KANI, Tomomi, NOHDA, Susumu, YAMAMOTO, Koshi (2005) Evidence from the Rb-Sr system for 4.4 Ga alteration of chondrules in the Allende (CV3) parent body. Meteoritics & Planetary Science, 40 (7) 1059-1072 doi:10.1111/j.1945-5100.2005.tb00173.x | Journal (article/letter/editorial) | minerals such as nepheline, hedenbergite, and ilmenite (e.g., Hashimoto and Grossman 1987). The chondrules...are recorded in the CV meteorites, the Allende meteorite was investigated, since Allende is 1059 Š The...The Meteoritical Society, 2005. Printed in USA. 1060 G. Shimoda et al. representative of the oxidized...has been reported that chondrules from the Richardton meteorite (H5) form an isochron with an age of 4.45...are in agreement, within error, with those of Richardton, although on the surface, the initial value of | | Kleine, Thorsten, Touboul, Mathieu, Van Orman, James A., Bourdon, Bernard, Maden, Colin, Mezger, Klaus, Halliday, Alex N. (2008) HfâW 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...pyroxene but most fractions also contain some ilmenite, feldspar and phosphates. All NM fractions were...fractions Sample Ste. Marguerite (H4) Metal Mean NM Richardton (H5) A-metal (N150 Îźm) 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 | | | Journal (article/letter/editorial) | Ochansk,âMa&, 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...because of the rarity of ilmenite grains in ordinary chondrites, increase in ilmenite content with increasing...between SiO, and total iron and concluded that meteorite parent bodies accreted inhomogeneously: either...statistical analysis of chondrules in Chainpur meteorite (abstract). Meteoritics 13, 434435. DASGUPTAS | | | 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 | | 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 | 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 | | | 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 | | | Book | the teleconnections in climate change between the NorthÂŹ ern and the Southern Hemispheres, an essential...for thermal metamorphism and differentiation of meteorite parent bodies in the early solar system, that...Research Division, UCSD 0220, La Jolla, CA 92093, USA e-mail: dlal@ucsd.edu Continuing improvements in...routine! In the case of meteorites, every new meteorite was analyzed when the sample became available...Principal target elements 3He Diamond C V Garnet Ilmenite Magnetite Quartz Mg, Al, Si, O, Fe Fe, Ti, O | | | Journal (article/letter/editorial) | abundances and isotopic studies in the chondrites Richardton and Farmington 46(3): 311-322 0004 Aekerman...of eucrites Stannern and Nuevo Laredo in lunar-meteorite comparative studies 9(4): 341-344 0014 Ahrens...Miehard-Vitrae, A. Age and significance of the North Pyrenean metamorphism 40(3): 327-332 0031 Albee...Distribution de la matiere organique dans la meteorite d'Orgueil par microscopic en fluorescence 19(4):...mantled gneiss domes, Albion range, southern Idaho, USA 0091 Armstrong, R. L.; Jager, E.; and Eberhardt, | | | 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 | | | 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 (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 | 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 Š 2014 Elsevier Ltd...Karl K. Turekian, Yale University, New Haven, CT, USA This Obituary was first published in Eos, Vol. 93...biogeochemistry in the worldâs oceans. Sampling of NorthâSouth traverses of all of the worldâs oceans at | | | 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" | | | Book (edition) | held visiting professorships at universities in the USA, Australia, and Japan. He has been President of the...cubic ionic solids such as magnetite Fe3 O4 and ilmenite FeTiO3 . Corundum is the oxide of aluminum Al2...as meteorites (achondrites). Another type of meteorite, known as a chondrite, has no terrestrial equivalent...found as large blebs in the Canyon Diablo iron meteorite, which excavated Meteor Crater in Arizona. After...of the Solar System is known, typically from meteorite work. The mean 147 Sm/144 Nd ratio prevailing | | | Book | past 19. 30 I Seafloor spreading 18. 27 the north rim 10. 13. 19 20 IX 123 1 26 1 28 130...have reacted to a Yale geologist's account of a meteorite fall in 1807 near Weston, Connecticut, with a...negatively exponential nature of radioactive decay, a meteorite with very little uranium and thorium left would...measured the lead isotopes in fragments of a meteorite of this kind from the famous Canyon Diablo meteor...an unexpected bonus from Patterson's study of meteorite ages. When he plotted the ratios of nonradiogenic |
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