Meteorite falls in Africa
Fouad Khiri, Abderrahmane Ibhi, Thierry Saint-Gerant, Mohand Medjkane, Lahcen Ouknine Journal of African Earth Sciences Available online 22 July 2017 LINK “Highlights • The more favorable factors to observe and to recover meteorite falls in…
Implications for behavior of volatile elements during impacts—Zinc and copper systematics in sediments from the Ries impact structure and central European tektites.
Rodovská, Z., Magna, T., Žák, K., Kato, C., Savage, P. S., Moynier, F., Skála, R. and Ježek, J. Meteoritics & Planetary Science. doi: 10.1111/maps.12922 LINK “Moldavites are tektites genetically related to the Ries impact structure,…
CM and CO chondrites: A common parent body or asteroidal neighbors? Insights from chondrule silicates
Devin L. Schrader, Jemma Davidson Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 29 July 2017 LINK “By investigating the petrology and chemical composition of type II (FeO-rich) chondrules in the Mighei-like carbonaceous…
Titanium isotopes and rare earth patterns in CAIs: evidence for thermal processing and gas-dust decoupling in the protoplanetary disk
Andrew M. Davis, Junjun Zhang, Nicolas D. Greber, Jingya Hu, François L.H. Tissot, Nicolas Dauphas Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 27 July 2017 LINK “Titanium isotopic compositions (mass-dependent fractionation and…
Magnesium isotope systematics in Martian meteorites
Tomáš Magna, Yan Hu, Fang-Zhen Teng, Klaus Mezger Earth and Planetary Science Letters In Press, Corrected Proof, Available online 26 July 2017 LINK “Highlights • The Martian mantle has an estimated δ26Mg of −0.27 ±…
Compositions and microstructures of CB sulfides: Implications for the thermal history of the CB chondrite parent body
Srinivasan, P., Jones, R. H. and Brearley, A. J. Meteoritics & Planetary Science. doi: 10.1111/maps.12921 LINK “We studied textures and compositions of sulfide inclusions in unzoned Fe,Ni metal particles within CBa Gujba, CBa Weatherford, CBb…
The cosmic-ray exposure history of the Twannberg iron meteorite (IIG)
Smith, T., Hofmann, B. A., Leya, I., Merchel, S., Pavetich, S., Rugel, G. and Scharf, A. Meteoritics & Planetary Science. doi: 10.1111/maps.12928 LINK “The Twannberg iron meteorite is one out of only six members of…
The spatial distribution of carbon dust in the early solar nebula and the carbon content of planetesimalsOPEN ACCESS
Hans-Peter Gail, Mario Trieloff accepted by Astronomy & Astrophysics PDF (OPEN ACCESS) “A high fraction of carbon bound in solid carbonaceous material is observed to exist in bodies formed in the cold outskirts of the…
Shock fabrics in fine-grained micrometeorites.OPEN ACCESS
Suttle, M. D., Genge, M. J. and Russell, S. S. Meteorit Planet Sci. doi:10.1111/maps.12927 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “The orientations of dehydration cracks and fracture networks in fine-grained, unmelted micrometeorites were analyzed using…
Evidence for an impact-induced magnetic fabric in Allende, and exogenous alternatives to the core dynamo theory for Allende magnetization.OPEN ACCESS
Muxworthy, A. R., Bland, P. A., Davison, T. M., Moore, J., Collins, G. S. and Ciesla, F. J. Meteorit Planet Sci. doi:10.1111/maps.12918 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “We conducted a paleomagnetic study of the…
Remote sensing analysis of unknown origin of a crater in western Yemen
Mohammad Reza Mansouri Daneshvar, Hamid Nejadsoleymani Spatial Information Research pp 1–9 First Online:21 July 2017 LINK “The present study aims to detect unknown origin of a terrestrial structure in western Yemen based on the remote…
On the Impact Origin of Phobos and Deimos I: Thermodynamic and Physical AspectsOPEN ACCESS
Ryuki Hyodo, Hidenori Genda, Sébastien Charnoz, Pascal Rosenblatt Accepted for publication in ApJ, Available online 21 July 2017 PDF (OPEN ACCESS) “Phobos and Deimos are the two small moons of Mars. Recent works have shown…
Evaluation of meteorites as habitats for terrestrial microorganisms: Results from the Nullarbor Plain, Australia, a Mars analogue site
Alastair W. Tait, Siobhan A. Wilson, Andrew G. Tomkins, Emma J. Gagen, Stewart J. Fallon, Gordon Southam Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 21 July 2017 LINK “Unambiguous identification of biosignatures…
The early differentiation of Mars inferred from Hf–W chronometry
Thomas S. Kruijer, Thorsten Kleine, Lars E. Borg, Gregory A. Brennecka, Anthony J. Irving, Addi Bischoff, Carl B. Agee Earth and Planetary Science Letters In Press, Corrected Proof, Available online 20 July 2017 LINK “Highlights…
Microbial Populations of Stony Meteorites: Substrate Controls on First ColonizersOPEN ACCESS
Alastair W. Tait, Emma J. Gagen, Siobhan A. Wilson, Andrew G. Tomkins and Gordon Southam Frontiers in Microbiology (2017). DOI: 10.3389/fmicb.2017.01227 30 June 2017 LINK (OPEN ACCESS) “Finding fresh, sterilized rocks provides ecologists with a…
Evidence for a chondritic impactor, evaporation-condensation effects and melting of the Precambrian basement beneath the ‘target’ Deccan basalts at Lonar crater, India
Rahul Das Gupta, Anupam Banerjee, Steven Goderis, Philippe Claeys, Frank Vanhaecke, Ramananda Chakrabarti Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 19 July 2017 LINK “The ∼1.88 km diameter Lonar impact crater formed…
Pb isotopes in the impact melt breccia 66095: Association with the Imbrium basin and the isotopic composition of lithologies at the Apollo 16 landing site
Joshua F. Snape, Alexander A. Nemchin, Jeremy J. Bellucci, Martin J. Whitehouse Chemical Geology In Press, Accepted Manuscript, Available online 19 July 2017 LINK “Recent in situ Secondary Ion Mass Spectrometry (SIMS) Pb isotope analyses…
Assessing the shock state of the lunar highlands: Implications for the petrogenesis and chronology of crustal anorthositesOPEN ACCESS
J. F. Pernet-Fisher, K. H. Joy, D. J. P. Martin & K. L. Donaldson Hanna Scientific Reports 7, Article number: 5888 (2017) doi:10.1038/s41598-017-06134- LINK “Our understanding of the formation and evolution of the primary lunar…
A Martian origin for the Mars Trojan asteroidsOPEN ACCESS
D. Polishook, S. A. Jacobson, A. Morbidelli & O. Aharonson Nature Astronomy 1, Article number: 0179 (2017) doi:10.1038/s41550-017-0179 LINK Updated (3 Oct 2017): PDF “Seven of the nine known Mars Trojan asteroids belong to an…
Neodymium isotope heterogeneity of ordinary and carbonaceous chondrites and the origin of non-chondritic 142Nd compositions in the Earth
Ryota Fukai, Tetsuya Yokoyama Earth and Planetary Science Letters Volume 474, 15 September 2017, Pages 206–214 LINK “Highlights • Ordinary and carbonaceous chondrites possess non-radiogenic Nd isotope anomalies. • Nd isotope variability was caused by…
Acapulcoite-lodranite meteorites: Ultramafic asteroidal partial melt residues
Klaus Keil, Timothy J. McCoy Chemie der Erde – Geochemistry Review article Available online 14 July 2017 LINK “Acapulcoites (most ancient Hf-W ages are 4,563.1 ± 0.8 Ma), lodranites (most ancient Hf-W ages are 4,562.6…
Giant convecting mud balls of the early solar systemOPEN ACCESS
Philip A. Bland, Bryan J. Travis Science Advances 14 Jul 2017: Vol. 3, no. 7, e1602514 DOI: 10.1126/sciadv.1602514 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Carbonaceous asteroids may have been the precursors to the terrestrial planets,…
Origin of Na in glass inclusions hosted in olivine from Allende CV3 and Jbilet Winselwan CM2: Implications for chondrule formation
L. Florentin, F. Faure, E. Deloule, L. Tissandier, A. Gurenko, D. Lequin Earth and Planetary Science Letters Volume 474, 15 September 2017, Pages 160–171 LINK “Highlights • Glass inclusions hosted in olivines from Allende experimentally…
Redox States of Initial Atmospheres Outgassed on Rocky Planets and Planetesimals
Laura Schaefer, Bruce Fegley Jr. The Astrophysical Journal, Volume 843, Number 2 Published 2017, July 12 LINK “The Earth and other rocky planets and planetesimals in the solar system formed through the mixing of materials…
Petrographic and C & O isotopic characteristics of the earliest stages of aqueous alteration of CM chondrites
Lionel G. Vacher, Yves Marrocchi, Johan Villeneuve, Maximilien J. Verdier-Paoletti, Matthieu Gounelle Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 12 July 2017 LINK “CM chondrites form the largest group of hydrated meteorites…
Formation of an Ultracarbonaceous Antarctic Micrometeorite through Minimal Aqueous Alteration in a Small Porous Icy Body
Hikaru Yabuta, Takaaki Noguchi, Shoichi Itoh, Tomoki Nakamura, Akira Miyake, Shinichi Tsujimoto, Noriaki Ohashi, Naoya Sakamoto, Minako Hashiguchi, Ken-ichi Abe, Aya Okubo, A.L. David Kilcoyne, Shogo Tachibana, Ryuji Okazaki, Kentaro Terada, Mitsuru Ebihara, Hiroko Nagahara…
What we know about elemental bulk chondrule and matrix compositions: Presenting the ChondriteDB DatabaseOPEN ACCESS
Dominik C. Hezel, Markus Harak, Guy Libourel Chemie der Erde – Geochemistry In Press, Corrected Proof, Available online 11 July 2017 Review Article LINK Update (1 May 2018): PDF (OPEN ACCESS) “Chondrules and matrix are…
Partial Melting of Oxidized Planetesimals: An Experimental Study to Test the Formation of Oligoclase-rich Achondrites Graves Nunataks 06128 and 06129
Nicole G. Lunning, Kathryn G. Gardner-Vandy, Emma S. Sosa, Timothy J. Mccoy, Emma S. Bullock, Catherine M. Corrigan Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 11 July 2017 LINK “The meteorites Graves…
Petrography, classification, oxygen isotopes, noble gases, and cosmogenic records of Kamargaon (L6) meteorite: The latest fall in India.OPEN ACCESS
Ray, D., Mahajan, R. R., Shukla, A. D., Goswami, T. K. and Chakraborty, S. Meteorit Planet Sci. doi:10.1111/maps.12875 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “A single piece of meteorite fell on Kamargaon village in the…
Distinct 238U/235U ratios and REE patterns in plutonic and volcanic angrites: Geochronologic implications and evidence for U isotope fractionation during magmatic processes
François L.H. Tissot, Nicolas Dauphas, Timothy L. Grove Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 8 July 2017 LINK “Angrites are differentiated meteorites that formed between 4 and 11 Myr after Solar…
Mapping the composition of chondritic meteorite Northwest Africa 3118 with micro-Raman spectroscopy
Analía G. Dall’Asén, Sophia I. Dimas, Sarah Tyler, Jessica F. Johnston, Timothy R. Anderton, Inese I. Ivans, Jordan M. Gerton, Benjamin C. Bromley & Scott J. Kenyon Spectroscopy Letters Published online: 05 Jul 2017 LINK…
Mineralogy and petrogenesis of lunar magnesian granulitic meteorite Northwest Africa 5744OPEN ACCESS
Kent, J. J., Brandon, A. D., Joy, K. H., Peslier, A. H., Lapen, T. J., Irving, A. J. and Coleff, D. M. Meteorit Planet Sci. doi:10.1111/maps.12898 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Lunar meteorite Northwest…
J-type carbon stars: A dominant source of 14N-rich presolar SiC grains of type ABOPEN ACCESS
Nan Liu, Thomas Stephan, Patrick Boehnke, Larry R. Nittler, Conel M. O’D. Alexander, Jianhua Wang, Andrew M. Davis, Reto Trappitsch, Michael J. Pellin The Astrophysical Journal Letters PDF (OPEN ACCESS) updated: 22 July 2017 LINK…
The production rate of cosmogenic deuterium at the Moon’s surface
Evelyn Füri, Etienne Deloule, Reto Trappitsch Earth and Planetary Science Letters Volume 474, 15 September 2017, Pages 76–82 LINK “Highlights • The deuterium content of olivines from eight mare basalts is determined by SIMS. •…
Petrogenesis of Miller Range 07273, a new type of anomalous melt breccia: Implications for impact effects on the H chondrite asteroid.
Ruzicka, A. M., Hutson, M., Friedrich, J. M., Rivers, M. L., Weisberg, M. K., Ebel, D. S., Ziegler, K., Rumble, D. and Dolan, A. A. Meteoritics & Planetary Science. doi: 10.1111/maps.12901 LINK “Miller Range 07273…
Magnetite in Comet Wild 2: Evidence for parent body aqueous alterationOPEN ACCESS
Hicks, L. J., Macarthur, J. L., Bridges, J. C., Price, M. C., Wickham-Eade, J. E., Burchell, M. J., Hansford, G. M., Butterworth, A. L., Gurman, S. J., Baker, S. H. Meteorit Planet Sci. doi:10.1111/maps.12909 LINK…
Addibischoffite, Ca2Al6Al6O20, a new calcium aluminate mineral from the Acfer 214 CH carbonaceous chondrite: A new refractory phase from the solar nebula
Chi Ma, Alexander N.Krot, Kazuhide Nagashima American Mineralogist, v. 102, i. 7, p. 1556-1560, First Published on July 03, 2017, doi:10.2138/am-2017-6032 LINK “Addibischoffite (IMA 2015-006), Ca2Al6Al6O20, is a new calcium aluminate mineral that occurs with…
The preservation of the Agoudal impact crater, Morocco, under a landslide: Indication of a genetic link between shatter cones and meteorite fragments
Hassane Nachit, El Hassan Abia, Costanza Bonadiman, Mario Di Martino, Carmela Vaccaro Geomorphology, Volume 295, 15 October 2017, Pages 76-83 Review Article LINK “Geological studies and tomographic profiles of a locality nearby the Agoudal village…
Determination of the equilibrium fO2 in bulk samples of H, L, and LL ordinary chondrites by solid-state electrochemistry
Osadchii, V. O., Fedkin, M. V. and Osadchii, E. G. Meteoritics & Planetary Science. doi: 10.1111/maps.12919 LINK “High-temperature solid-state electrochemistry techniques (EMF method) were used to measure the oxygen fugacity (fO2) of the ordinary chondrites…
Valence of Ti, V, and Cr in Apollo 14 aluminous basalts 14053 and 14072
Simon, S. B. and Sutton, S. R. Meteoritics & Planetary Science. doi: 10.1111/maps.12908 LINK “The valences of Ti, V, and Cr in olivine and pyroxene, important indicators of the fO2 of the source region of…