 | | Journal (article/letter/editorial) | | chondrites EUUENE JABOSEWICYHand B~IAX MASON Division of Meteorites, Smithsonian Institution, Washington...en&at&e chondrite Pillistfer; and the mesosiderite Patwar. meteorites of particular interest have been analyzed...g. A split of approximately 1 gram of ground meteorite was dissolved in dilute HCl, yielding an aaid-soluble...analyzed for SiO,, Also,, CaO, MgO, TiO, and total iron. A seoond split was taken for the determination...oarbon analyzer; metallic iron using the KCuCls method. The Patwar meteorite required a special initial |  | | Journal (article/letter/editorial) | | chondrites EUUENE JABOSEWICYHand B~IAX MASON Division of Meteorites, Smithsonian Institution, Washington...en&at&e chondrite Pillistfer; and the mesosiderite Patwar. meteorites of particular interest have been analyzed...g. A split of approximately 1 gram of ground meteorite was dissolved in dilute HCl, yielding an aaid-soluble...analyzed for SiO,, Also,, CaO, MgO, TiO, and total iron. A seoond split was taken for the determination...oarbon analyzer; metallic iron using the KCuCls method. The Patwar meteorite required a special initial |  | | Journal (article/letter/editorial) | | PYROXENES IN THE PATWAR MESOSIDERITE:j: Peter W. Weigand * Univergity of California Log Angeleg, CA 90024...determined with the electron microprobe in pyroxene from Patwar, one of the least metamorphosed mesosiderites....support petrographic evidence that the silicates in Patwar were derived from a heterogeneous source. INTRODUCTION...mesosiderites and their relationship to other meteorite groups are still poorly understood. It appeared...analyzed the pyroxenes in the Patwar meteorite with an electron microprobe. Patwar was chosen because it has |  | Lal, D., Muralli, A.V., Rajan, R.S., Tamhane, A.S., Lorin, J.C., Pellas, P. (1968) Techniques for proper revelation and viewing of etch-tracks in meteoritic and terrestrial minerals. Earth and Planetary Science Letters, 5. 111-119 doi:10.1016/s0012-821x(68)80024-x | Journal (article/letter/editorial) | | develop fossil tracks of costa ic ray nuclei in Patwar enstatite using the molten NaOlt bath (210 °) or...known [8--I I ], e.g. enstatite and hypersthene in Patwar, bronzite in Andura, hypersth,~;ne in Johnstown...terrestriaJt ones (table I). In the ease o f mesosiderite Patwar, its mineralogy is not well studied. Mason [12]...has observed a pigeonite-anorthite assemblage in Patwar. The results based o~1 a large number of etchanalyses...2 also contain information based on studies of Patwar. As was mentioned earlier, properly etched tracks |  | | Journal (article/letter/editorial) | | Reis has the least radiogenic Sr yet seen in a meteorite (PAPANASTASSIOU,1970), and apparently crystallized...of radionuclides, etc.) were not met in this meteorite. and so nothing at all can be made of this negative...the Juvinas eucrite (SCHEINtN et a/.. 1974),a meteorite at most only a few million years younger than...data for augite, the principal mineral of this meteorite. FLEISCHER et al. (1970) found that only 70% of...solution exclusively for all our later work on this meteorite. As a further check, we measured the etching efficiency |  | | Report (volume) | | Couison. Octahedral Pyrite Crystals from the Kohat District, North-West Frontier Province. By A. L. Couison...enstatite, and grains and larger crys¬ tals of nickel-iron and troilite (both black), olivine, enstatite (rare...(lighter colour) and troilite, magnetite and nickel-iron (laBt three black) may be seen, x 36. Fig. 3.—Photomicrograph...of olivine, elinoenstatite, enstatite. and nickel-iron and troilite (last two black), x 36. LIST OF PLATES...I I.—Fig. 1.—Tirupati Meteorite, (297), front view. Fig. 2.—Tirupati Meteorite, (297), back view. PLATE |  | | Book | | 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 |  | | Book (edition) | | prepared sections of meteorites Catalogue of meteorite craters 16 389 421 Catalogue of tektites in...Prior retired in 1927, and the main thrust of meteorite research in the Museum passed first to Dr. L....the nearest inhabited place to the actual site. Meteorite names are labels, of no intrinsic significance...distinct falls, and the accepted name for one meteorite may be a synonym of two or more others (for example...name have been distinguished, where possible, as “iron,” “stone,” or by amplifying the name of the place |  | | 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 | | economical than transporting metals from the Earth. Iron, for example, might be recovered and fabricated...presented by these authors let us concentrate upon the iron to hydrogen ratio in stars of varying age, location...stars to disk (Population I) stars. The range in the iron to hydrogen ratio involved in these correlations...primordial material of these stars. 6. Metals of the iron group are produced in supermassive objects which...special initial conditions to make the Universe iron itself out, at least if mass density irregularities |  | | Report (Issue volume) | | clinopyroxene and to a minor extent in olivine. Iron- and titaniu1n-rich glass in the lunar fines accounts...bands are produced by transition elements, notably iron, in various valence and coordination states. Band...bands are attributed to electronic transitions in iron and titanium. No vibrational bands were observed...µm and at 2·0 µm. A sin1ilar shift occurs at the iron-rich end of the orthopyroxene series. BURNS and...absorption in the glass is caused by the high content of iron and titanium that was derived largely from ilmenite |  | | Report (Issue volume) | | the planet which our ancestors called Culmen, a meteorite, known to scientists under the name of Croix d’Honneur...end of him. Woe to the mortal on whose head the meteorite falls!” (p. 141-142). Les Mystéres de l'Infini...recognized Charon who, ruined by the erection of an iron foot-bridge across the Styx, had taken his pensioners...SPETTEL, and 3479 Contents, Volume COMPARATIVE Meteorite 3 PLANETOLOGY Studies Trace element evidence...Washington, D.C. 20008 R. A. WEEKS Solid State Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee |
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