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| THE GEOLOGIC CLASSIFICATION OF THE METEORITES by Donald Parker Elston JG13 1968 A Dissertation Submitted...Submitted to the Faculty of the DEPARTMENT OF GEOLOGY In Partial Fulfillment of the Requirements For the Degree...Degree of Doctor of Philosophy In the Graduate College THE UNIVERSITY OF ARIZONA 1968 Murray carbonaceous... ACKNOWLEDGMENTS The opportunity to study meteorites was made possible through support provided by the Training...Training Act of the United States Geological Survey. Results presented here summarize dissertation work'at |
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| thesis in Vienna, he joined the research group of Professor Friedrich Paneth at the University of Durham, England...meteorites. A year later, Wanke moved with Paneth to the Max-Planck-Institut fur Chemie at Mainz in Germany...conducted experiments to measure noble gases in the stratosphere, a project that brought him to America...Wanke remained at the Institute in Mainz and pursued research on topics such as the isotopic compositions...of cosmogenic noble gases in iron meteorites and the abundances ofprimordial rare gases implanted by solar |
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| • Meteorites and their Origins Digitized by the Internet Archive in 2022 with funding from Kahle/Austin...-'0 &IIMcCGILosc Formerly Reader in Geology at the University of Western Australia David & Charles:...mechanical, photocopying, recording or otherwise, without the prior permission of David & Charles (Holdings) Limited...on 12 point Times and printed in Great Britain at The Pitman Press Bath for David & Charles (Holdings)...Stones from the Sky 17 3 Astronomical 27 4 Meteorite Flight, Falls, and Impacts 37 5 The Morphology |
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| Pergamon Press. Printedin NorthemIAand The mineralogyand petrologyof the Luna 20 soil sample STEPHEN J. KRIDELBAUQH...comprise 25 per cent of the studied sample of the Luna 20 soil. Basalt fragments in the Luna, 20 soil are similar...similar to basalts from the mare regions of the Moon-in that they are characterized by the presence of iron-rich...On the basis of the Fe0 contents of plagioclases, it appears possible to distinguish between the plagioclase...plagioclase of the mare and highland regions of the Moon. Other igneous rock fragments are anorthosite, |
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| and Technology (Received 25 Augwt 1965) ~bs~~~The l&escence spectm of 20 stony meteorites of several...CROUPS. Changes in the luminescence speotra &r proton damage sse shown; the spectra and the changes am both...both shown to be cham.ct&stic of the class of meteorite. INTRODUCTION PART of a project aimed at simulating...simulating luminescence effects occurring on the Moon, a range of meteorites of different classes have been...proton beam have been used for excitation ; U.V. of the wavelength used (mainly 2537 8) was found only to |
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| 101251, D-8580 Bayreuth, West Germany Abstract. The assignment of spin-allowed FeZ+-bands in orthopyroxene...absorption spectra is revised by studying synthetic bronzite (Mgo.8 Feo.2)2Si206, hypersthene (Mgo.5 Feo.5)28i206and...Reheating of bronzite and hypersthene single crystals causes a redistribution of the Fe z +-ions over the M1 and...and correlated to the intensity change of the spin-allowed Fe z+ d-d bands in the polarized absorption...spectra. The 11000 cm -1 band is caused by Fe 2+ in MI (SB2g~SAlg) and Fe 2+ in M2 (5A1 ~5A1), the 8500 cm |
 | Teplyakova, S. N., Lorenz, C. A., Ivanova, M. A., Kononkova, N. N., Anosova, M. O., Ryazantsev, K. M., Kostitsyn, Yu. A. (2018) Mineralogy of silicate inclusions in the Elga IIE iron meteorite. Geochemistry International, 56 (1) 1-23 doi:10.1134/s0016702918010081 | Journal (article/letter/editorial) |
| pp. 3–27. Mineralogy of Silicate Inclusions in the Elga IIE Iron Meteorite S. N. Teplyakova*, C. A....March 12, 2017; accepted April 20, 2017 Abstract⎯The petrography, mineral modal data and major and trace...element compositions of 15 silicate inclusions in the Elga iron meteorite (chemical group IIE) show that...reflecting the sequence of crystallization of a silicate melt during cooling of the metal host. The outer...outer zones of inclusions at the interface with their metal host have a relatively medium-grained hypocrystalline |
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| Tucson, Arizona with h is private collection. About the author, Robert A. Haag .. . explorer, rock and roller...adventures have taken him from the jungles of Africa to the plains of Australia, the moon, Mars and beyond. This...This Field Guide is a compilation of the many m eteorites Robert has been privileged to find or acquire...acquire during his many journeys around the solar system. Please enjoy this 1oth Anniversary - Field Gulde...meteorites. The front shows the space shuttle over Earth, and the back depicts Halley's Comet and the solar |
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| translated into a machine language without the written permission of the publisher. Library of Congress Cataloging...Printed in the United States of America IO 9 8 7 6 5 4 3 2 1 TO CLIFF WHOSE ENTHUSIASM FOR THE APOLLO...astronauts Neil Armstrong and Edwin Aldrin stepped onto the Moon. Within hours, in a record-breaking long distance...they were greeted by the President of the United States of America. "This is the greatest day since creation...immediately following the opening of the first lunar sample boxes, a member of the Lunar Sample Preliminary |
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| deeply indebted to Collectors Corner for providing the meteorites and tektites used for investigation and...given towards writing this book. I am grateful for the early ‘hands on’ experience afforded me by Marvin...preparing the meteorite for presentation and etching etc. I acknowledge the assistance given by the Museum...Judy Masters for her time and patience in typing the material in a highly presentable manner. First published...sitting on an eleven tonne Mundrabilla meteorite at the Perth Museum, WA Typeset in Australia by Midland |
 | Bychkova, Yana V., Mikliaeva, Elisaveta P., Koptev-Dvornikov, Evgeny V., Borisova, Anastasia Y., Bychkov, Andrey Y., Minervina, Elena A. (2019) Proterozoic Kivakka layered mafic-ultramafic intrusion, Northern Karelia, Russia: Implications for the origin of granophyres of the upper boundary group. Precambrian Research, 331. 105381 doi:10.1016/j.precamres.2019.105381 | Journal (article/letter/editorial) |
| Karelia, Russia: Implications for the origin of granophyres of the Upper boundary group Y.V. Bychkova...Karelia, Russia: Implications for the origin of granophyres of the Upper boundary group, Precambrian...version of the manuscript. The manuscript will undergo copyediting, typesetting, and review of the resulting...note that during the production process errors may be discovered which could affect the content, and all...all legal disclaimers that apply to the journal pertain. Proterozoic Kivakka layered mafic-ultramafic |
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| Digitized by the Internet Archive in 2019 with funding from Kahle/Austin Foundation https://archive...translated into a machine language with¬ out the written permission of the publisher. Library of Congress Cataloging...Printed in the United States of America 10 987654321 Preface This book is intended for use as the main textbook...space geology (astrogeology, planetary geology or the like). Although many excellent articles have been...aspects of this broad topic, the literature is badly scattered and is, for the most part, rather recent. |
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| sediment. The chondritic tatalum abundance of O-021 ppm found in this work is in good agreement with the value...value of 0.023 obtained by ATKKNSand &ALES (1960). The similarity of tantalum abundances in tektites to...noted. DATA on the abundances of tan~lum in meteoritic ma~rials did not appear in the literature until...quite recently. RANKAMA and SABAXA (1950) listed the maximum amount of tantalum in stone meteorites as...from interpolation of the cosmic abundance curve. ATKINS and SMALES (1960) were the first to determine tantalum |
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| MINERALOGICAL MAGAZINE~ DECEMBER 1 9 7 0 , VOL. 37, NO. 292 The Wiluna Meteorite fall, Western Australiam 2 September...University of Western Australia Honorary Associates of the Western Australian Museum (with a chemical analysis...ELLIOTT, British Museum (Natural History)) SUMMARY. The fall of a shower of meteorites numbering several...Western Australia, on the night of z September I967, has been investigated. Although the dispersion ellipse... been possible to make a reasonable estimate of the shower distribution pattern. In spite of this removal |
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| Pasade~a, California Received M a r c h 29, 1963 The yearly and m o n t h l y time-of-faU patterns for...meteorites were examined for departures from randomness. The histogram of falls per decade contains at least three...reflect a decrease in the rate of influx of meteorites. The yearly fall pattern of the calcium-rich achondrites...achondrites parallels the peaks in the falls per decade histogram very closely. The only monthly fall pattern...for the veined-olivine-hypersthene chondrites. factors which operate to change and distort the pre-atmospheric |
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| R T M A N N AND ALICE C. HARTIVIANNj 361 Earth The Apparent Sky Temperatures and Tropospheric Absorption...Planetary Mantles. DAVID G. ASHWORTH, 40 On the Rotation of the Earth Produced by Gravitational Accretion...MICHELSON, 265 The Effects of Convection in the Mantle on the Gravitational Field of the Earth. DAVID G... ASHWORTH, 281 Comets Photochemical Effects in the Production of Cometary Radicals and Ions. W. M. JacKsoN...I Tails. KAaL Wua~, 287 The Possibility of a Forward Scattering Effect in the Continuous Spectra of Comets |
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| 595 The m~neralogical composition and structure of the Assisi meteorite By G. R. LEvI-DoNATI (Doctor...1966] Summary. The principal data about the fall and the distribution of the fragments of the Assisi (Perugia...are collected. A fragment of the stone, weighing 146.5 g, preserved in the British Museum (Natural History)...found in good agreement. Assisi is an olivine-bronzite chondrite, H group, with characteristic features...features of metamorphism. N 24 May 1886, at 7 a.m., the sky being clear, a single stone weighing 1795 g fell |
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| Petrologicalstudy of pre-Cambrianminor intrusive rocks in the neighborhoodof Lswan.Boill,.Inst. Egypte,38. (1958)...(wrur A. G. Necure, S. Aluzrru ANDA. KHArr.l.n) The discovery of uranium oresin Egypt. Int. Conf. PeaceJulUsesAtomic...Geneua,2,97-99. (1958) (wrrn A. G. Nacurn) A study of the Egyptian monazitebearingblack sands.1zl. Conf. PeaceJril...2, 658-662. (1958) (wtrn H. M. Wesrv) Remarks on the ageof granites in Egypt. Egypt. f . Geol., 1957,85-92...(1960) (wrru A. Srnre) Remarks on the age and origin of ground water in the western desert,with specialreferenceto |
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| ACROSS THE RIVER SEVERN. 351 the qualities of the best coal, and was remarkably free from dust. The width...width of the Coal Field in the district under notice is miles, bnt it probably widens out considerably...passing under the alluvium around Avon mouth and Portishead, and terminating somewhere near the latter place...Almondsbury the Old Red Sandstone crops up on both sides at some little distance from the banks of the river...this portion of the Severn Basin, the river channel being there cut entirely through the Old Red. It is |
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| ABSTRACTS OF PAPERS PRESENTED AT THE 34th ANNUAL MEETING THE METEORITICAL SOCIETY AUGUST 20-28, 1971...1971 TUBINGEN, GERMANY 246 "GOETHITE" ON THE MOON AND THE POSSIBLE EXISTENCE OF OTHER OXIDIZED AND HYDROXYL-BEARING...a thin section (14301/9) of a microbreccia from the Fra Mauro region sporadic fragments of metallic iron...composed of glass and mineral fragments. Some of the fragments of kamacite are surrounded by a brown stained...goethite, on the basis of paragenesis, optical properties and electron-probe analysis. The composition |
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| WILLIAM G. M’ELSON. The Lunar Rocks. John Wiley, New York. 179 pp. $8.95 THE: ~UCOE~Sof the Apollo 11 mission...minor aspect of the political race between the USA and SSSR. The scientific study of the solar system developed...1888 dramatically over several centuries and until the 1960’s consisted of earth-based telescopic studies...passage through the Earth’s atmosphere. The orbiting missions around the Earth and Moon began an era of...deliberate exploration of the solar system. For geochemists, the Surveyor and especially the Apollo missions are |
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| 53 (1981) 266-274 Company, Amsterdam - Printed in The Netherlands [61 THERMAL AND DEFORMATIONAL HISTORIES...version received January 2, 1981 Orthopyroxenes of bronzite composition from three diogenites, Johnstown,...temperature. The Ibbenbiiren orthopyroxene has augite exsolution lamellae up to 0.4 Mm wide with the (100) plane...plane in common; the augite is semicoherent with the host, as was found in those of the terrestrial layered...deep-seated origin in their parent body. The Johnstown orthopyroxene with the bulk chemical compositions Ca3.4Mg7t |
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| isotopically-dated clasts in the Kapoeta howardite and petrologic constraints on the evolution of its parent...isotopically-dated basaltic rock fragments separated from the howardite Kapoeta. Clasts C and p have been dated... These are both igneous rocks that preserve all the features of their original crystallization from a...a melt. They thus provide good evidence that the Kapoeta parent body produced basaltic magmas shortly...recrystallized, and we interpret the ages as a time of recrystallization, and not the time of original crystallization |
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| The Bur-Gheluai Meteorite (Mineralogy, Structure and Metamorphism) G. R. LEVI-DONATI Instituto di Mineralogia... Abstract. The principal data about the fall and the distribution of the fragments of the Bur-Gheluai...complete individual, weighing 744.2 g, preserved in the Geological Institute, Agricultural Dept., University...agreement. Bur-Gheluai is an holocrystalline, olivine-bronzite chondrite, with evident features of recrystallization...weight about 120 kg, fell after detonations and the appearance of a fireball travelling from north to |
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| Amsterdam - Printed in The Netherlands [6] COSMOGENIC RADIOISOTOPES IN THE DHAJALA CHONDRITE: IMPLICATIONS...IMPLICATIONS TO VARIATIONS OF COSMIC RAY FLUXES IN THE INTERPLANETARY SPACE N. BHANDARI, S.K. BHATTACHARYA...measured in the Dhajala chondrite. The results show that all the radioactivities are close to the expected...based on the interplanetary fluxes at 1 A.U. near the ecliptic, expected immediately before the fall of...of Dhajala, corresponding to the time of solar minimum. Furthermore, activity ratios of S4Mn/saMn and |
