 | | Journal (article/letter/editorial) | | (2006) http://meteoritics.org The Benguerir meteorite: Report and description of a new Moroccan fall...revision accepted 03 January 2006) Abstract–A meteorite fall was witnessed on November 22, 2004, at 11:45...near the city of Benguerir, Morocco. This is one of the first falls from Morocco to be scientifically described...INTRODUCTION Over the last decade, numerous meteorite finds in Morocco have given rise to a problem of nomenclature...identification. Many meteorite falls in Morocco, including the two most recent ones, Bensour (Russell et al |  | Gattacceca, J., Suavet, C., Rochette, P., Weiss, B. P., Winklhofer, M., Uehara, M., Friedrich, Jon M. (2014) Metal phases in ordinary chondrites: Magnetic hysteresis properties and implications for thermal history. Meteoritics & Planetary Science, 49 (4) 652-676 doi:10.1111/maps.12268 | Journal (article/letter/editorial) | | individual meteorites while homogeneous among meteorite subsamples. Except for the most primitive chondrites...properties can be explained by a mixture of multidomain kamacite that dominates the induced magnetism and tetrataenite...poor magnetic recording properties of multidomain kamacite and the secondary origin of tetrataenite make...2003, 2008, 2009), allowing scanning of large meteorite collections for preliminary classification (Folco...significant data set of hysteresis properties for meteorite falls is the report by Terho et al. (1992) that |  | Llorca, Jordi, Gich, Martí, Molins, Elies (2007) The Villalbeto de la Peña meteorite fall: III. Bulk chemistry, porosity, magnetic properties,57Fe Mössbauer spectroscopy, and Raman spectroscopy. Meteoritics & Planetary Science, 42. doi:10.1111/j.1945-5100.2007.tb00603.x | Journal (article/letter/editorial) | | http://meteoritics.org The Villalbeto de la Peña meteorite fall: III. Bulk chemistry, porosity, magnetic... The specific magnetic susceptibility of the meteorite is 4.85 ± 0.05 (in 10−9m3kg−1) and the porosity...spectroscopy of the whole rock indicates that the meteorite faced oxidizing conditions prior to fall. The...the presence of the only ferromagnetic phases kamacite and taenite. No tetrataenite is present, which...INTRODUCTION The fall of the Villalbeto de la Peña meteorite on January 4, 2004 (Spain) is one of the best |  | GATTACCECA, J, ROCHETTE, P, DENISE, M, CONSOLMAGNO, G, FOLCO, L (2005) An impact origin for the foliation of chondrites. Earth and Planetary Science Letters, 234 (3) 351-368 doi:10.1016/j.epsl.2005.03.002 | Journal (article/letter/editorial) | | intensity of meteorite foliation and that of thermal metamorphism suffered by the meteorite parent body...apparatus. Repeated AMS measurements on the same meteorite sample with both KLY2 and KLY3 apparatus showed...grains in four LL chondrites. Besides the Bensour meteorite, that is described in detail in Gattacceca...class. The metallic minerals in L chondrites (kamacite and taenite) have body-centered cubic and face-centered...(2005) 351–368 2.2 a) Knyahinya (L/LL5) 1.4 b) Bensour (LL6) 2 1.3 P 1.2 1.8 P 1.6 1.4 1.1 1.2 1 0 |  | Oliver, P., Ralchenko, M., Samson, C., Ernst, R. E., McCausland, P. J. A., West, G. F. (2018) Enhanced nondestructive characterization of ordinary chondrites using complex magnetic susceptibility measurements. Meteoritics & Planetary Science, 53 (3) 433-447 doi:10.1111/maps.13028 | Journal (article/letter/editorial) | | uncertainty level was far lower than the intra-meteorite variability for the Gao–Guenie suite suggesting...limits the interpretation of results in terms of meteorite characteristics such as magnetic mineralogy or...Tancredi et al. (2009) Bassikounou Bensour-1 6.6262 1.1036 Bensour-2 Bruderheim 1.3235 29.9307 Carancas-1...susceptibility (270 Hz) (1e6 m3 kg1) Bassikounou Bensour-1 Bensour-2 Bruderheim Carancas-1 Carancas-2 Carancas-3...measurement and the inherent difficulty in measuring meteorite volume, and to provide consistency with established |  | Uehara, Minoru, Gattacceca, Jérôme, Leroux, Hugues, Jacob, Damien, van der Beek, Cornelis Jacominus (2011) Magnetic microstructures of metal grains in equilibrated ordinary chondrites and implications for paleomagnetism of meteorites. Earth and Planetary Science Letters, 306 (3) 241-252 doi:10.1016/j.epsl.2011.04.008 | Journal (article/letter/editorial) | | large tetrataenite grains (N 1 μm) embedded in a kamacite matrix. Magnetooptical imaging of saturation remanence...grains in equilibrated meteorites were originaly kamacite (α bcc, b 10 wt.% Ni) and taenite (γ fcc, 10–30...dislocations) are formed (Fig. 1a). In addition to kamacite and taenite, these newly formed minerals coexist...formation of Ni-rich rim γ2 ppt spinodal region γ'' spinodal region 30 γ' Tcγ'' B 700~ 400 t tar γ2...Phase diagram shows a close-up of the spinodal region. The dot-dashed curve indicates the Curie temperature |  | | Journal (article/letter/editorial) | | REMVmethod underestimates the true paleointensity for meteorite samples with magnetizations that are heterogeneous...other scientific investigations) and because meteorite mineral assemblages are often metastable under...preferable to magnetic susceptibility (e.g. [11]) as meteorite remanence is often carried by a minor fraction...fraction of the total magnetic material in the meteorite, especially in case of metalbearing meteorites. The...alternating field demagnetization behavior of kamacite and taenite (e.g. [14]) and pyrrhotite make the |  | TRIGO-RODRÍGUEZ, Josep M., LLORCA, Jordi, MADIEDO, José M., TANCREDI, Gonzalo, EDWARDS, Wayne N., RUBIN, Alan E., WEBER, Patrick (2010) The Berduc L6 chondrite fall: Meteorite characterization, trajectory, and orbital elements. Meteoritics & Planetary Science, 45 (3) 383-393 doi:10.1111/j.1945-5100.2010.01029.x | Journal (article/letter/editorial) | | 1945-5100.2010.01029.x The Berduc L6 chondrite fall: Meteorite characterization, trajectory, and orbital elements...December 2009) Abstract–The fall of the Berduc meteorite took place on April 7, 2008, at 01 h 02 min 28...susceptibility, and bulk chemistry, the Berduc meteorite is classified as an L6 ordinary chondrite. INTRODUCTION...the ground, were analyzed by our team. Several meteorite dealers alerted by the news also contributed to...close to the original finds. In total, about 10 meteorite samples were found to our knowledge, the total |  | Bezaeva, Natalia S., Badyukov, Dmitry D., Nazarov, Mikhail A., Rochette, Pierre, Feinberg, Joshua M., Markov, Gennadiy P., Borschneck, Daniel, Demory, François, Gattacceca, Jérôme, Borisovskiy, Sergey E., Skripnik, Anna Ya (2014) Magnetic properties of the LL5 ordinary chondrite Chelyabinsk (fall of February 15, 2013) Meteoritics & Planetary Science, 49 (6) 958-977 doi:10.1111/maps.12307 | Journal (article/letter/editorial) | | dominated by multidomain FeNi alloys taenite and kamacite (no tetrataenite is present). However, below approximately...values of saturation magnetization. Chelyabinsk meteorite shower (LL5, S4, W0) immediately and shortly after...spectacular atmospheric fireball in the Chelyabinsk region of Russia. It was recovered in the form of the...2014. 2 N. S. Bezaeva et al. Chelyabinsk meteorite fragments (Badyukov and Dudorov 2013), petrology...magnetic characterization of the Chelyabinsk meteorite remains lacking. The magnetic properties of meteorites |  | | Journal (article/letter/editorial) | | Laboratory simulation of terrestrial meteorite weathering using the Bensour (LL6) ordinary chondrite Martin...dissolution experiments using the LL6 ordinary chondrite Bensour demonstrate that meteoritic minerals readily react...experiment 3, condensed boiling water was dripped onto meteorite subsamples within a Soxhlet extractor. Solutions...significant proportion of the Na, Cl, and K within the Bensour subsamples entered solution, demonstrating that...accumulation of weathering products within a group of meteorite finds, usually ordinary chondrites whose terrestrial |  | | Journal (volume) | | , Hofmann B., Laubenstein M., Wimmer K., The meteorite fall near Boumdeid, Mauritania, from September... . . . . 19 Łuszczek K., Wach R.A., NWA 6255 meteorite – Thermophysical properties of interior and the...Africa 7915: A new approved LL5 chondrite from Morocco . . . . . . . . . . . . . . 45 www.meteorites...Aoudjehane Hassan II University Casablanca Casablanca, Morocco Dominik Hezel University of Cologne Köln, Germany...Wyspiańskiego 27 50-370 Wrocław, Poland Polish Meteorite Society ul. Będzińska 60 41-200 Sosnowiec, Poland |  | Keil, Klaus, Zucolotto, Maria E., Krot, Alexander N., Doyle, Patricia M., Telus, Myriam, Krot, Tatiana V., Greenwood, Richard C., Franchi, Ian A., Wasson, John T., Welten, Kees C., Caffee, Marc W., Sears, Derek W. G., Riebe, My, Wieler, Rainer, dos Santos, Edivaldo, Scorzelli, Rosa B., Gattacceca, Jerome, Lagroix, France, Laubenstein, Matthias, Mendes, Julio C., Schmitt-Kopplin, Philippe, Harir, Mourad, Moutinho, Andre L. R. (2015) The Vicência meteorite fall: A new unshocked (S1) weakly metamorphosed (3.2) LL chondrite. Meteoritics & Planetary Science, 50 (6) 1089-1111 doi:10.1111/maps.12456 | Journal (article/letter/editorial) | | (2015) doi: 10.1111/maps.12456 The Vicência meteorite fall: A new unshocked (S1) weakly metamorphosed...accepted 17 March 2015) Abstract–The Vic^encia meteorite, a stone of 1.547 kg, fell on September 21, 2013...of metallic Fe,Ni (1.8 vol%); the Co content of kamacite (1.73 wt%); the bulk contents of the siderophile...age distribution of LL group chondrites. The meteorite is unusual in that it contains relatively large...angrite D’Orbigny. INTRODUCTION The Vic^encia meteorite, a single stone weighing 1.547 kg and measuring |  | BEZAEVA, Natalia S., BADJUKOV, Dmitri D., ROCHETTE, Pierre, GATTACCECA, Jérôme, TRUKHIN, Vladimir I., KOZLOV, Evgeny A., UEHARA, Minoru (2010) Experimental shock metamorphism of the L4 ordinary chondrite Saratov induced by spherical shock waves up to 400 GPa. Meteoritics & Planetary Science, 45 (6) 1007-1020 doi:10.1111/j.1945-5100.2010.01069.x | Journal (article/letter/editorial) | | Physics, Snezhinsk (Chelyabinsk-70), Chelyabinsk Region 454070, Russia * Corresponding author. E-mail:...shock experiments was a sample of the Saratov meteorite, provided by the Vernadsky Institute of the Russian...weight of the fall: 328 kg, several stones). This meteorite is classified as an L4 ordinary chondrite (Grady...1997). In literature, the bulk density of Saratov meteorite was found to be 2.98 ± 0.02 g cm)3 (Flynn et al...retained its strength so that the investigated meteorite matter was not contaminated by explosion products |  | | Journal (article/letter/editorial) | | meteorites from the Moon and Mars. Formation of meteorite 223 A ugus t 2009 with implied magnetizations...in the asteroid belt for nearly all observed meteorite falls. A cometary origin has also been suggested...than those of other meteoritic phases, these meteorite classes are ideal for the study of early solar...system paleomagnetism. The oldest-known Martian meteorite, ALH 84001, contains pure magnetite nanoparticles...surface materials. These are mainly Fe–Ni alloys (kamacite, taenite, tetrataenite, awaruite), but they also |  | | Journal (article/letter/editorial) | | specific conditions during impact. The Pułtusk meteorite fell on January 30, 1868 in Poland. It is an H4–5...appropriate for this study, 38 samples of the Pułtusk meteorite were examined mesoscopically (in hand sample)...grains in Pułtusk light, metamorphosed clasts. wt% Kamacite P Fe Ni Co Cu S Zn Σ b.d. 93.43 5.96 0.55 0...preferred orientation. Among metallic minerals, kamacite with 4.96–6.69 wt% Ni and 0.33–0.55 wt% Co is...silicates are equilibrated and metal is mainly kamacite (Table 3). Despite of the darkening related to |  | | Journal (article/letter/editorial) | | High-field magnetic measurements on HED meteorites Meteorite Diogenites Manegaon Manegaon Roda Shalka Shalka...sufficiently diluted, which may not be the case in HED meteorite and may lead to underestimation of the real χp...dominated by Ni-poor FeNi in the kamacite form (Collinson and Morden, 1994). Kamacite has body-centered cubic...tetrataenite abundance is very low with respect to kamacite. This is demonstrated by the low magnetic coercivity...coercivity of these meteorites, typical of multidomain kamacite or taenite grains, whereas tetrataenite has a |  | | Journal (article/letter/editorial) | | reserved. Keywords: paleointensity; NRM/SIRM; meteorite; magnetite; anisotropy correction 1. Introduction...conversion is likely to be ambiguous because NRM of meteorite can be multivectorial and NRM carrier is not always...[41,43], hematite [73,74], hemoilmenite [75,76], kamacite [77,78], pyrrhotite [52,64], spinel [79], and... G. Kletetschka, 433 Eros: problems with the meteorite magnetism record in attempting an asteroid match...freshly fallen LL ordinary chondrite: the Bensour meteorite, Phys. Earth Planet. Inter. 140 (2003) 343–358 |  | Friedrich, Jon M., Wignarajah, Douglas P., Chaudhary, Shahrukh, Rivers, Mark L., Nehru, C.E., Ebel, Denton S. (2008) Three-dimensional petrography of metal phases in equilibrated L chondrites—Effects of shock loading and dynamic compaction. Earth and Planetary Science Letters, 275 (1) 172-180 doi:10.1016/j.epsl.2008.08.024 | Journal (article/letter/editorial) | | of Argonne National Laboratory. Information on meteorite-specific data collection and post-collection data...those expected for chondritic metal phases (e.g. kamacite, taenite). These minerals are among those that...Additionally, all grains that are in contact with meteorite edges (e.g. contact with the air surrounding the... D.T., Macke, R.J., 2008. The significance of meteorite porosity and density. Chemie der Erde 68, 1–29...Icarus 4, 308–316. Ebel, D.S., Rivers, M.L., 2007. Meteorite 3-dimensional synchrotron microtomography: methods |  | Rochette, P., Gattacceca, J., Ivanov, A.V., Nazarov, M.A., Bezaeva, N.S. (2010) Magnetic properties of lunar materials: Meteorites, Luna and Apollo returned samples. Earth and Planetary Science Letters, 292 (3) 383-391 doi:10.1016/j.epsl.2010.02.007 | Journal (article/letter/editorial) | | March 2010 Editor: R.W. Carlson Keywords: lunar meteorite Apollo Luna magnetic properties metallic iron...abundance of anorthositic highland samples in the meteorite collection allows one to better describe the properties...have compiled and measured in a large number of meteorite collections the magnetic susceptibility (χ) of...masses of multiple samples and thus estimating meteorite 384 P. Rochette et al. / Earth and Planetary...various applications: (1) providing clues for meteorite classification (i.e. distinction between lunar |  | | Journal (article/letter/editorial) | | concretions of Ca–Mg–Fe carbonates in the martian meteorite ALH84001 (Mittlefehldt, 1994). The formation of...material also contains iron-nickel metallic alloys (kamacite and taenite). These alloys, in addition to their...2006) argues for a limited action of water in this region. Even the presence of sulphates in the soil indicate...destabilise into goethite/haematite. There is yet a region in the (aH2 O ; T) space where goethite is stable...Alterite (C) (C') B Hz A Hz Weathered Basalts (Morocco) Weathered Basalts (Lake St-Front, France) Others |  | | Book | | Theoretical advances and new data from asteroid and meteorite observations, coupled with spacecraft missions...the processes of planet formation. Combining meteorite, asteroid, and icy body observations with theory...families is much less than what is observed among meteorite groups. In Chapter 15, Carol Raymond and colleagues...that until now has mainly been inferred from meteorite studies and observations of the presentday asteroid...diversity is not expected for a relatively narrow region of the nebula. The remnant of the mass is a grab-bag |  | | Journal (article/letter/editorial) | | resistivity, albedo, and emissivity. For most stony meteorite types the 18 average densities, between 3 to...al. 2002). The paradox of this is that largest meteorite group is 24 the ordinary chondrites have no...asteroid parent body. Meteorite falls 5 work best for this, but both meteorite falls and finds studied...changes also aid in the determination of the 9 meteorite flux to Earth and what asteroidal material can...2016). 17 The use of material strength from meteorite laboratory measurements can aid models to constrain |
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