The formation of H2O and Si-OH by H2+ irradiation in major minerals of carbonaceous chondrites
Yusuke Nakauchi, Masanao Abe, Makiko Ohtake, Toru Matsumoto, Akira Tsuchiyama, Kohei Kitazato, Keisuke Yasuda, Kohtaku Suzuki, Yoshinori Nakata IcarusIn Press, Journal Pre-proof, Available online 3 October 2020 LINK “Highlights • We report the spectral modification…
The formation of the cold classical Kuiper Belt by a short range transport mechanism
Rodney Gomes IcarusAvailable online 2 October 2020, 114121 LINK “Highlights • The Cold Classical Kuiper Belt is usually believed to be formed in situ.• I propose a scenario by which the Cold Classical Kuiper Belt…
Composition and origin of the volatile released from the Pesyanoe aubrite by stepwise crushing and heating
C.A. Lorenz, A.I. Buikin, A.A. Shiryaev, O.V. Kuznetsova GeochemistryIn Press, Journal Pre-proof, Available online 2 October 2020 LINK “Aubrites are achondritic meteorites (enstatite pyroxenites) that were formed in highly reduced magmatic environments on a differentiated…
“Water” abundance at the surface of C-complex main-belt asteroidsOPEN ACCESS
Pierre Beck, Jolantha Eschrig, Sandra Potin, Trygve Prestgard, Lydie Bonal, Eric Quirico, Bernard Schmitt IcarusIn Press, Journal Pre-proof, Available online 1 October 2020 LINK PDF (OPEN ACCESS) “Highlights • Quantification of equivalent water in CC…
The vanadium isotope composition of Mars: implications for planetary differentiation in the early solar systemOPEN ACCESS
S.G. Nielsen, D.V. Bekaert, T. Magna, K. Mezger, M. Auro Geochem. Persp. Let. (2020) 15, 35–39 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The V isotope composition of martian meteorites reveals that Bulk Silicate Mars (BSM) is…
The nature of the CM parent asteroid regolith based on cosmic ray exposure ages
Michael E. Zolensky, Atsushi Takenouchi, Takashi Mikouchi, Timothy Gregory, Kunihiko Nishiizumi, Marc W. Caffee, Michael A. Velbel, Daniel K. Ross, Andrew Zolensky, Loan Le, Naoya Imae, Akira Yamaguchi Meteoritics & Planetary ScienceVersion of Record online:30…
Carbon isotope evidence for the substrates and mechanisms of prebiotic synthesis in the early solar system
L. Chimiak, J.E. Elsila, B. Dallas, J.P. Dworkin, J.C. Aponte, A.L. Sessions, J.M. Eiler Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 29 September 2020 LINK “Meteorites contain prebiotic, bio-relevant organic compounds including amino…
Machine Learning for Semi-Automated Meteorite RecoveryOPEN ACCESS
Seamus Anderson, Martin Towner, Phil Bland, Christopher Haikings, William Volante, Eleanor Sansom, Hadrien Devillepoix, Patrick Shober, Benjamin Hartig, Martin Cupak, Trent Jansen-Sturgeon, Robert Howie, Gretchen Benedix, Geoff Deacon PDF (OPEN ACCESS) Update (2 December 2020):…
Global-scale albedo and spectro-photometric properties of Ryugu from NIRS3/Hayabusa2, implications for the composition of Ryugu and the representativity of the returned samples
C. Pilorget, J. Fernando, L. Riu, K. Kitazato, T. Iwata IcarusIn Press, Journal Pre-proof, Available online 29 September 2020 LINK “Highlights • We use a Bayesian approach to derive the photometric parameters from NIRS3 data.•…
Water on Mars: Insights from apatite in regolith breccia Northwest Africa 7034
Jemma Davidson, Meenakshi Wadhwa, Richard L. Hervig, Alice Stephant Earth and Planetary Science LettersVolume 552, 15 December 2020, 116597 LINK “Highlights • We studied NWA 7034, a regolith breccia representative of the martian crust.• Water…
Impact shock origin of diamonds in ureilite meteoritesOPEN ACCESS
Fabrizio Nestola, Cyrena A. Goodrich, Marta Morana, Anna Barbaro, Ryan S. Jakubek, Oliver Christ, Frank E. Brenker, M. Chiara Domeneghetti, M. Chiara Dalconi, Matteo Alvaro, Anna M. Fioretti, Konstantin D. Litasov, Marc D. Fries, Matteo…
Oxygen and carbon stable isotope composition of the weathering Mg‐carbonates formed on the surface of the LEW 85320 ordinary chondrite: Revisited
Mohammed I. El‐Shenawy, Paul B. Niles, Doug W. Ming, Rick Socki, Kevin Righter Meteoritics & Planetary ScienceFirst Published: 26 September 2020 LINK “New δ13C and δ18O values were measured to constrain the formation mechanisms of…
Rocklines as Cradles for Refractory Solids in the Protosolar Nebula
Artyom Aguichine, Olivier Mousis, Bertrand Devouard, Thomas Ronnet The Astrophysical Journal, Volume 901, Number 2Published 2020 September 25 LINK “In our solar system, terrestrial planets and meteoritical matter exhibit various bulk compositions. To understand this…
Ages of lunar impact breccias: limits for timing of the Imbrium impact
Alexander A. Nemchin, Tao Long, Bradley L. Jolliff, Yusheng Wan, Joshua F. Snape, Ryan Zeigler, Marion L. Grange, Dunyi Liu, Martin J. Whitehouse, Nicholas E. Timms, Fred Jourdan GeochemistryIn Press, Journal Pre-proof, Available online 24…
The Kumtag Meteorite Strewn FieldOPEN ACCESS
Ke Du, Shijie Li, Ingo Leya, Thomas Smith, Dongliang Zhang, Peng Wang This preprint is under consideration at Earth, Planets and SpacePosted 24 Sep, 2020 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The Kumtag meteorite strewn field…
Chondrules as fallout from vaporizing impacts in the solar nebulaOPEN ACCESS
Nick Choksi, Eugene Chiang, Harold C. Connolly Jr., Zack Gainsforth, Andrew J. Westphal Submitted to MNRAS PDF (OPEN ACCESS) “We consider how chondrules, once-molten mm-sized spheres filling the oldest meteorites, may have formed as the…
Copper in ordinary chondrites: Proxies for resource potential of asteroids and constraints for minimum-invasive and economically efficient exploitationOPEN ACCESS
Katarzyna Łuszczek, Agata M. Krzesińska Planetary and Space ScienceIn Press, Journal Pre-proof, Available online 22 September 2020 LINK (OPEN ACCESS) “Highlights • S-type asteroids contain 70-100 ppm Cu, in FeNi-alloy and native-Cu mineral.• Native copper…
Exogenic basalt on asteroid (101955) Bennu
D. N. Della Giustina, H. H. Kaplan, A. A. Simon, W. F. Bottke, C. Avdellidou, M. Delbo, R.-L. Ballouz, D. R. Golish, K. J. Walsh, M. Popescu, H. Campins, M. A. Barucci, G. Poggiali, R….
Reproduction of I‐type cosmic spherules and characterization in an Fe‐Ni‐O system
Huimin Shao, Hiroshi Isobe, Bingkui Miao Meteoritics & Planetary ScienceVersion of Record online: 21 September 2020 LINK “The chemical composition and texture of cosmic spherules are influenced by atmospheric conditions and the characteristics of their…
Mid‐infrared reflectance spectroscopy of aubrite componentsOPEN ACCESS
Andreas Morlok, Iris Weber, Aleksandra N. Stojic, Martin Sohn, Addi Bischoff, Dayl Martin, Harald Hiesinger, Joern Helbert Meteoritics & Planetary ScienceVersion of Record online:21 September 2020 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Aubrites Peña Blanca Spring…
Early evolution of the solar accretion disk inferred from Cr-Ti-O isotopes in individual chondrulesOPEN ACCESS
Jonas M. Schneider, Christoph Burkhardt, Yves Marrocchi, Gregory A. Brennecka, Thorsten Kleine Submitted to EPSL on Jan 29 2020, accepted in revised form Sep. 12 2020 PDF (OPEN ACCESS) Erratum to “Early evolution of the…
The formation and evolution of the Moon’s crust inferred from the Sm-Nd isotopic systematics of highlands rocks
Lars E. Borg, William S. Cassata, Josh Wimpenny, Amy M. Gaffney, Charles K. Shearer Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 19 September 2020 LINK “Ages determined for magnesian and ferroan anorthosite crustal…
Structure of type A CAI-like melts: A view from multi-nuclear NMR study of melilite (Ca2Al2SiO7-Ca2MgSi2O7) glasses
Sun Young Park, Changkun Park, Hyun Na Kim, Seoyoung Lee, Sung Keun Lee Chemical GeologyIn Press, Journal Pre-proof, Available online 16 September 2020 LINK “Highlights • The coordination number of Al in melilite glasses and…
Evidence for early fragmentation-reassembly of ordinary chondrite (H, L, and LL) parent bodies from REE-in-two-pyroxene thermometry
Michael P. Lucas, Nick Dygert, Jialong Ren, Marc A. Hesse, Nathaniel R. Miller, Harry Y. McSween Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 17 September 2020 LINK “Ordinary chondrites (OCs) are variably thermally…
Did a Complex Carbon Cycle Operate in the Inner Solar System?OPEN ACCESS
Joseph A. Nuth, Frank T. Ferguson, Hugh G. M. Hill and Natasha M. Johnson Life 2020, 10(9), 206 LINK (OPEN ACCESS)PDF (DOWNLOAD) “Solids in the interstellar medium consist of an intimate mixture of silicate and…
Oxygen isotope study of the Asuka-881020 CH chondrite I: Non-porphyritic chondrules
Daisuke Nakashima, Makoto Kimura, Kouichi Yamada, Takaaki Noguchi, Takayuki Ushikubo, Noriko Kita Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 16 September 2020 LINK “We measured oxygen isotope ratios and major elemental compositions of…
Experiments quantifying elemental and isotopic fractionations during evaporation of CAI-like melts in low-pressure hydrogen and in vacuum: Constraints on thermal processing of CAI in the protoplanetary disk
Ruslan A. Mendybaev, Michiru Kamibayashi, Fang-Zhen Teng, Paul S. Savage, Bastian Georg, Frank M. Richter, Shogo Tachibana Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 16 September 2020 LINK “It is widely believed…
Geochemical Constraints on the Origin of the Moon and Preservation of Ancient Terrestrial Heterogeneities
Simon J. Lock, Katherine R. Bermingham, Rita Parai & Maud Boyet Space Science ReviewsVolume 216, Article number: 109 (2020) LINK “The Moon forming giant impact marks the end of the main stage of Earth’s accretion…
Accretion disk’s magnetic field controlled the composition of the terrestrial planetsOPEN ACCESS
William F McDonough, Takashi Yoshizaki LINK (OPEN ACCESS)PDF (DOWNLOAD) “Chondrites, the building blocks of the terrestrial planets, have mass and atomic proportions of oxygen, iron, magnesium, and silicon totaling ≥90% and variable Mg/Si (∼25%), Fe/Si…
Chondritic mercury isotopic composition of Earth and evidence for evaporative equilibrium degassing during the formation of eucritesOPEN ACCESS
Frédéric Moynier, Jiubin Chen, Ke Zhang, Hongming Cai, Zaicong Wang, Matthew G. Jackson, James M. D. Day Earth and Planetary Science LettersVolume 551, 1 December 2020, 116544 LINK (OPEN ACCESS)PDF (DOWNLOAD) “Highlights • Hg isotopic…
Sulfide‐dominated partial melting pathways in brachinites
Samuel D. Crossley, Richard D. Ash, Jessica M. Sunshine, Catherine M. Corrigan, Timothy J. McCoy, David W. Mittlefehldt, Igor S. Puchtel Meteoritics & Planetary ScienceVersion of Record online: 09 September 2020 LINK “Petrogenetic relationships among…
Chondrules reveal large-scale outward transport of inner Solar System materials in the protoplanetary diskOPEN ACCESS
Curtis D. Williams, Matthew E. Sanborn, Céline Defouilloy, Qing-Zhu Yin, Noriko T. Kita, Denton S. Ebel, Akane Yamakawa, and Katsuyuki Yamashita PNAS, first published September 8, 2020 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Dynamic models of…
The Cl isotope composition and halogen contents of Apollo-return samples
Anthony Gargano, Zachary Sharp, Charles Shearer, Justin I. Simon, Alex Halliday, and Wayne Buckley PNAS, first published September 8, 2020 LINK “Lunar mare basalts are depleted in F and Cl by approximately an order of…
Early sulfur‐rich magmatism on the ungrouped achondrite Northwest Africa 7325 differentiated parent body
Jing Yang, Yangting Lin, Hitesh Changela, Liewen Xie, Bin Chen, Jinhui Yang Meteoritics & Planetary ScienceVersion of Record online:08 September 2020 LINK “The ungrouped achondrite Northwest Africa (NWA) 7325 parent body underwent a severe impact…
New constraints on the formation of lunar mafic impact melt breccias from S‐Se‐Te and highly siderophile elementsOPEN ACCESS
Philipp Gleißner, Harry Becker Meteoritics & Planetary ScienceVersion of Record online:08 September 2020 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Mass fractions of the siderophile volatile elements S, Se, and Te were determined together with highly siderophile…
The sulfur budget and sulfur isotopic composition of Martian regolith breccia NWA 7533
Jean‐Pierre Lorand Jabrane Labidi Claire Rollion‐Bard Emilie Thomassot Jeremy J. Bellucci Martin Whitehouse Alexander Nemchin Munir Humayun James Farquhar Roger H. Hewins Brigitte Zanda Sylvain Pont Meteoritics & Planetary ScienceVersion of Record online:08 September 2020…
Laser microprobe noble gases and nitrogen analysis of chondrules from the Dhajala chondrite
Ramakant R. Mahajan Meteoritics & Planetary ScienceVersion of Record online:08 September 2020 LINK “Noble gases and nitrogen are investigated in eight individual chondrules of the Dhajala H3.8 chondrite. The mean cosmic ray exposure age of…
The surprising thermal properties of CM carbonaceous chondrites
C. P. Opeil, D. T. Britt, R. J. Macke, G. J. Consolmagno Meteoritics & Planetary ScienceVersion of Record online:08 September 2020 LINK “Measurements of the low‐temperature thermodynamic and physical properties of meteorites provide fundamental data…
High precision meteor observations with the Canadian Automated Meteor Observatory — Data reduction pipeline and application to meteoroid mechanical strength measurementsOPEN ACCESS
Denis Vida, Peter G. Brown, Margaret Campbell-Brown, Robert J. Weryk, Gunter Stober, John P. McCormack Accepted for publication in Icarus PDF (OPEN ACCESS) Update (10 September 2020): LINK “The mirror tracking system of the Canadian…
OSLO (H3-6, 2012) and VALLE (H5, 2013) finally approved
On 5 September 2020 the Norwegian meteorites OSLO (2012, H3-6) and VALLE (2013, H5) have finally been registered as probable and possible falls in the Meteoritical Bulletin database. The first Oslo specimen (Rodeløkka). Photo: Terje…
Laboratory examination of the physical properties of ordinary chondrites
D. Ostrowski, K. Bryson Meteoritics & Planetary ScienceVersion of Record online: 04 September 2020 LINK “Meteorites provide vast amounts of information on the makeup and history of the solar system. The physical properties help to…
Terrestrial target and melting site of Libyan Desert Glass: New evidence from trace elements and Sr isotopes
Giampaolo P. Sighinolfi, Federico Lugli, Federica Piccione, Vincenzo DE Michele, Anna Cipriani Meteoritics & Planetary ScienceVersion of Record online: 04 September 2020 LINK “Strontium isotopes and selected trace elements (Rb, Sr, REE, Zr, Hf, Th,…
The Role of Meteorite Impacts in the Origin of LifeOPEN ACCESS
G.R. Osinski, C.S. Cockell, A. Pontefract, and H.M. Sapers AstrobiologyReview articlePublished Online: 1 Sep 2020 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “The conditions, timing, and setting for the origin of life on Earth and whether…
Low-phase spectral reflectance and equivalent “geometric albedo” of meteorites powdersOPEN ACCESS
P. Beck, B. Schmitt, S. Potin, A. Pommerol, O. Brissaud IcarusAvailable online 1 September 2020, 114066 LINK Update (23 September 2020): PDF (OPEN ACCESS) “Highlights • Reflectance spectra of 72 different meteorite are obtained low…
Mid-infrared reflectance spectroscopy of carbonaceous chondrites and Calcium–Aluminum-rich inclusions
Andreas Morlok, Benjamin Schiller, Iris Weber, Mohit Melwani Daswani, Aleksandra N. Stojic, Maximilian P. Reitze, Tim Gramse, Stephen D. Wolters, Harald Hiesinger, Monica M.Grady, Joern Helbert Planetary and Space ScienceIn Press, Journal Pre-proof, Available online…
Cosmic ray effects on the isotope composition of hydrogen and noble gases in lunar samples: Insights from Apollo 12018OPEN ACCESS
Evelyn Füri, Laurent Zimmermann, Etienne Deloule, Reto Trappitsch Earth and Planetary Science LettersVolume 550, 15 November 2020, 116550, First available on 31 August 2020 LINK (OPEN ACCESS) “Highlights • Abundances of D, 3He, 21Ne, and…
The initial structure of chondrule dust rims II: Charged grains
C. Xiang, A. Carballido, L.S. Matthews, T.W. Hyde IcarusIn Press, Journal Pre-proof, Available online 29 August 2020 LINK “Highlights • Compare rim formation in varied turbulence, dust charge and size of chondrule core.• Rim characteristics…
Organic contamination on the surface of meteorites as a function of space and time: A case study of the Buzzard Coulee H4 chondrite
Libby D. Tunney, Christopher D. K. Herd, Robert W. Hilts Meteoritics & Planetary ScienceVersion of Record online:28 August 2020 LINK “The study of organic compounds in astromaterials represents a unique window into organic matter in…
Earth’s water may have been inherited from material similar to enstatite chondrite meteorites
Laurette Piani, Yves Marrocchi, Thomas Rigaudier, Lionel G. Vacher, Dorian Thomassin, Bernard Marty Science 28 Aug 2020:Vol. 369, Issue 6507, pp. 1110-1113DOI: 10.1126/science.aba1948 LINK Supplementary Materials (PDF) “The origin of Earth’s water remains unknown. Enstatite…
TARDA meteorite fall (~ 4 kg, C2-ung) near (Ksar) Tarda (قصر تاردة , ⵜⴰⵔⴷⴰ), near Errachidia ( الرشيدية , ⵉⵎⵜⵖⵔⵏ), Errachidia province, Drâa-Tafilalet, Morocco at ~ 2.30 p.m. (1.30 UT) on 25 August 2020
Last update: 15 October 2020 As first published in social media on 26 August, thousands of smaller masses (mostly below 1 gram, very few between 50 and 99 grams) of rare carbonaceous chondrites (C2-ung) have…
The Piancaldoli meteorite: A forgotten primitive LL3.10 ordinary chondrite
Yves Marrocchi, Lydie Bonal, Jérome Gattacceca, Laurette Piani, Pierre Beck, Richard Greenwood, Jolantha Eschrig, Anne Basque, Pasquale Mario Nuccio, Franco Foresta Martin Meteoritics & Planetary ScienceVersion of Record online:24 August 2020 LINK “The Piancaldoli ordinary…
The Santa Rosa de Viterbo meteorite, Colombia. New work on it’s petrological, geochemical and economical characterization
B. Bsdok, U. Altenberger, A. E. Concha, F. D. H. Wilke, J. G. Gil-Rodríguez Journal of South American Earth SciencesIn press, journal pre-proof, Available online 22 August 2020. LINK “Undifferentiated meteorites, like primitive chondrites, can…
Isotopically distinct terrestrial planets via local accretion
Jingyi Mah, Ramon Brasser IcarusAvailable online 21 August 2020, 114052 LINK “Highlights • We find out what the depleted disc model predicts for the terrestrial planets’ isotopic compositions.• The terrestrial planets accrete most of their…
Using Atmospheric Impact Data to Model Meteoroid Close EncountersOPEN ACCESS
Using Atmospheric Impact Data to Model Meteoroid Close Encounters P.M. Shober, T. Jansen-Sturgeon, P.A. Bland, H.A.R. Devillepoix, E.K. Sansom, M.C. Towner, M. Cupák, R.M. Howie, B.A.D. Hartig Accepted for publication in MNRAS PDF (OPEN ACCESS)…
Abundant extraterrestrial amino acids in the primitive CM carbonaceous chondrite Asuka 12236
Daniel P. Glavin, Hannah L. McLain, Jason P. Dworkin, Eric T. Parker, Jamie E. Elsila, José C. Aponte, Danielle N. Simkus, Chad I. Pozarycki, Heather V. Graham, Larry R. Nittler, Conel M.O’D. Alexander Meteoritics &…
Origin of volatile element depletion among carbonaceous chondrites
Jan L. Hellmann, Timo Hopp, Christoph Burkhardt, Thorsten Kleine Earth and Planetary Science Letters Volume 549, 1 November 2020, 116508 LINK “Highlights • Correlation of Te isotope composition with Te, matrix fraction, and Cr anomalies.•…
Melilite condensed from an 16O-poor gaseous reservoir: Evidence from a fine-grained Ca-Al-rich inclusion of Northwest Africa 8613
Sohei Wada, Noriyuki Kawasaki, Changkun Park, Hisayoshi Yurimoto Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 17 August 2020 LINK “Fine-grained Ca-Al-rich inclusions (FGIs) in CV chondrites are suggested to be condensates from the…
Chemical procedure for Zn purification and double spike method for high precision measurement of Zn isotopes by MC-ICPMS
Quentin Amet, Caroline Fitoussi International Journal of Mass SpectrometryAvailable online 15 August 2020, 116413 LINK “Highlights • A new method of Zn isotope analysis by MC-ICPMS has been developed.• This technique includes a new chemical…
Illuminating the dark side of the asteroid population: Visible near-infrared (0.7–2.45 μm) surface mineralogy modeling of D-type asteroids using Shkuratov theory
Gordon M.Gartrelle, Paul S. Hardersen, Matthew R.M. Izawa, Matthew C. Nowinski IcarusAvailable online 15 August 2020, 114043 LINK “Highlights • Shkuratov theory produces reasonable fits to D-type asteroid spectra using mineralogy grounded in meteorite analogues.•…
Impact Experiment on Asteroid (162173) Ryugu: Structure beneath the Impact Point Revealed by In Situ Observations of the Ejecta Curtain
Toshihiko Kadono, Masahiko Arakawa, Rie Honda, Ko Ishibashi, Kazunori Ogawa, Naoya Sakatani, Hirotaka Sawada, Yuri Shimaki, Kei Shirai, Seiji Sugita, and Koji Wada The Astrophysical Journal Letters, Volume 899, Number 1 LINK “An impact experiment…
Parauapebas meteorite from Pará, Brazil, a “hammer” breccia chondriteOPEN ACCESS
Daniel Atencio, Dorília Cunha, André Luiz Ribeiro Moutinho, Maria Elizabeth Zucolotto, Amanda Araujo Tosi, Caio Vidaurre Nassif Villaça Brazilian Journal of GeologyVol. 50, no.3 LINK (OPEN ACCESS) “The Parauapebas meteorite, third official meteorite discovered in…
Post-impact cryo-hydrologic formation of small mounds and hills in Ceres’s Occator crater
B. E. Schmidt, H. G. Sizemore, K. H. G. Hughson, K. D. Duarte, V. N. Romero, J. E. C. Scully, P. M. Schenk, D. L. Buczkowski, D. A. Williams, A. Nathues, K. Udell, J. C….
Evidence of non-uniform crust of Ceres from Dawn’s high-resolution gravity data
R. S. Park, A. S. Konopliv, A. I. Ermakov, J. C. Castillo-Rogez, R. R. Fu, K. H. G. Hughson, T. H. Prettyman, C. A. Raymond, J. E. C. Scully, H. G. Sizemore, M. M. Sori,…
Impact-driven mobilization of deep crustal brines on dwarf planet Ceres
C. A. Raymond, A. I. Ermakov, J. C. Castillo-Rogez, S. Marchi, B. C. Johnson, M. A. Hesse, J. E. C. Scully, D. L. Buczkowski, H. G. Sizemore, P. M. Schenk, A. Nathues, R. S. Park,…
Fresh emplacement of hydrated sodium chloride on Ceres from ascending salty fluids
M. C. De Sanctis, E. Ammannito, A. Raponi, A. Frigeri, M. Ferrari, F. G. Carrozzo, M. Ciarniello, M. Formisano, B. Rousseau, F. Tosi, F. Zambon, C. A. Raymond & C. T. Russell Nature Astronomy, Volume…
Simulating the Benešov bolide flowfield and spectrum at altitudes of 47 and 57 km
Christopher O. Johnston, Eric C. Stern, Jiří Borovička IcarusIn Press, Journal Pre-proof, Available online 10 August 2020 LINK “Highlights • State-of-the-art meteor flowfield and luminosity model developed for the continuum flow regime.• Developed model includes…
The varied sources of faculae-forming brines in Ceres’ Occator crater emplaced via hydrothermal brine effusionOPEN ACCESS
J. E. C. Scully, P. M. Schenk, J. C. Castillo-Rogez, D. L. Buczkowski, D. A. Williams, J. H. Pasckert, K. D. Duarte, V. N. Romero, L. C. Quick, M. M. Sori, M. E. Landis, C….
Impact heat driven volatile redistribution at Occator crater on Ceres as a comparative planetary processOPEN ACCESS
P. Schenk, J. Scully, D. Buczkowski, H. Sizemore, B. Schmidt, C. Pieters, A. Neesemann, D. O’Brien, S. Marchi, D. Williams, A. Nathues, M. De Sanctis, F. Tosi, C. T. Russell, J. Castillo-Rogez & C. Raymond…
Recent cryovolcanic activity at Occator crater on Ceres
A. Nathues, N. Schmedemann, G. Thangjam, J. H. Pasckert, K. Mengel, J. Castillo-Rogez, E. A. Cloutis, H. Hiesinger, M. Hoffmann, L. Le Corre, J.-Y. Li, C. Pieters, C. A. Raymond, V. Reddy, O. Ruesch &…
Temperature dependent mid-infrared (5–25 μm) reflectance spectroscopy of carbonaceous meteorites and minerals: Implication for remote sensing in Solar System exploration
Giovanni Poggiali, John R. Brucato, Elisabetta Dotto, Simone Ieva, Antonella Barucci, Maurizio Pajola IcarusIn Press, Journal Pre-proof, Available online 9 August 2020 LINK “Interpretation of spectroscopic data from remote sensing strongly depends on the spectroscopic…
The challenge of identifying interstellar meteors
Maria Hajdukova, Veerle Sterken, Paul Wiegert, Leonard Kornoš Planetary and Space ScienceReview ArticleIn Press, Journal Pre-proof, Available online 7 August 2020 LINK “Highlights We have shown how challenging the identification of interstellar particles is. The…
Secondary Ion Mass Spectrometry as an advanced tool for meteorite classification
Justina Novakova, Monika Jerigova, Eduard Jane, Vojtech Szoecs, Dusan Velic Planetary and Space ScienceIn Press, Journal Pre-proof, Available online 7 August 2020 LINK “Highlights • Secondary Ion Mass Spectrometry proves to be a competitive technique…
Assessing the survivability of biomarkers within terrestrial material impacting the lunar surfaceOPEN ACCESS
Samuel H. Halim, Ian A. Crawford, Gareth S. Collins, Katherine H. Joy, Thomas M. Davison IcarusIn Press, Journal Pre-proof, Available online 6 August 2020 LINK (OPEN ACCESS) “Highlights • Large impacts on Earth can eject…
Spectral reflectance analysis of type 3 carbonaceous chondrites and search for their asteroidal parent bodies
J. Eschrig, L. Bonal, P. Beck, T.J. Prestgard IcarusIn Press, Journal Pre-proof, Available online 7 August 2020 LINK “Non-differentiated asteroids are among the most primitive objects in our Solar System, having escaped intense heating mechanisms….
Exploring Mars at the nanoscale: Applications of transmission electron microscopy and atom probe tomography in planetary explorationOPEN ACCESS
L. Daly, M. R. Lee, P. Bagot, J. Halpin, W. Smith, S. Mcfadzean, A. C. O’Brien, S. Griffin, L. J. Hallis and B. E. Cohen EMAS 2019 Workshop – 16th European Workshop on Modern Developments…
Petrological evidence for the existence and disruption of a 500 km-sized differentiated planetesimal of enstatite-chondritic parentage
Dennis Harries, Addi Bischoff Earth and Planetary Science LettersVolume 548, 15 October 2020, 116506 LINK “Highlights • A unique enstatite-rich lithology was found among Almahata Sitta meteorite samples.• Petrology indicates a radius of ∼500 km…
Pb‐Pb ages and initial Pb isotopic composition of lunar meteorites: NWA 773 clan, NWA 4734, and Dhofar 287OPEN ACCESS
R. E. Merle, A. A. Nemchin, M. J. Whitehouse, J. F. Snape, G. G. Kenny, J. J. Bellucci, J. N. Connelly, M. Bizzarro Meteoritics & Planetary ScienceVersion of Record online: 04 August 2020 LINK (OPEN…
Kinetics in thermal evolution of Raman spectra of chondritic organic matter to evaluate thermal history of their parent bodies
Kento Kiryu, Yoko Kebukawa, Motoko Igisu, Takazo Shibuya, Michael E. Zolensky, Kensei Kobayashi Meteoritics & Planetary ScienceVersion of Record online:04 August 2020 LINK “In order to establish kinetic expressions for Raman spectroscopic parameters of organic…
Genetics, Age and Crystallization History of Group IIC Iron Meteorites
Hope A. Tornabene, Connor D. Hilton, Katherine R. Bermingham, Richard D. Ash, Richard J. Walker Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 3 August 2020 LINK “The eight iron meteorites currently classified as…
Heavy iron isotope composition of iron meteorites explained by core crystallization
Peng Ni, Nancy L. Chabot, Caillin J. Ryan & Anat Shahar Nature Geoscience , 1–5Published: 03 August 2020 LINK “Similar to Earth, many large planetesimals in the Solar System experienced planetary-scale processes such as accretion,…
KOLANG meteorite fall (CM1/2, ~2.55 kg) in Sitahan Barat, Pasar Onan Hurlang, and Satahi Nauli area, Kolang, Central Tapanuli Regency (Tapanuli Tengah), North Sumatra (Sumatra Utara), Indonesia at ~ 16:00 WIB (9 a.m. UTC) on 1 August 2020
Last update: 3 October 2020 A meteorite, a rare carbonaceous chondrite (CM1/2), weighing ~2.1 kilograms fell through the zinc roof of 33-year old coffin-maker Josua Hutagalung’s house in the hamlet Sitahan Barat of Pasar Onan…
Sierra Gorda 009: A new member of the metal‐rich G chondrites grouplet
Marina A. Ivanova, Cyril A. Lorenz, Munir Humayun, Catherine M. Corrigan, Thomas Ludwig, Mario Trieloff, Kevin Righter, Ian A. Franchi, Alexander B. Verchovsky, Ekaterina V. Korochantseva, Vladimir V. Kozlov, Svetlana N. Teplyakova, Alexander V. Korochantsev,…
Are quasicrystals really so rare in the Universe?
Luca Bindi, Vladimir E. Dmitrienko, Paul J. Steinhardt American Mineralogist, Volume 105, Number 8, 1121–11251 August 2020 LINK “Until 2009, the only known quasicrystals were synthetic, formed in the laboratory under highly controlled conditions. Conceivably,…
Aqueous alteration without initial water: Possibility of organic-induced hydration of anhydrous silicates in meteorite parent bodiesOPEN ACCESS
Naoki Hirakawa, Yoko Kebukawa, Yoshihiro Furukawa, Masashi Kondo, Kensei Kobayashi Earth, Planets and Space, preprint, under review Update (11 January 2021): LINK (OPEN ACCESS) LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Early evolution of Solar System small…
A Special Role of Spectrophotometry in the Study of Asteroids and Meteorite Analogs
Vladimir V. Busarev, Andrey M. Sobolev, Victor I. Grohovsky, Nikolai A. Kruglikov Minerals: Structure, Properties, Methods of Investigation. pp 43-52, Conference paper LINK “The significance of spectrophotometry among other optical methods for the assessment of…
The First Russian-Mongolian Meteorite Expedition to the Gobi Desert
Aleksander Yu. Pastukhovich, S. Demberel, Viktor I. Grokhovsky, Viktor V. Sharygin, Stepan V. Berzin, Kseniya A. Dugushkina, Mikhail Yu. Larionov, Lev A. Muravyev, T. Nasan-Ochir, Evgeniya V. Petrova, Grigoriy A. Yakovlev Minerals: Structure, Properties, Methods…
The Nature of the Enstatite Rim in Refractory Forsterite-Rich Inclusions: An EBSD Study
Kseniya A. Dugushkina, Stepan V. Berzin, Dmitry A. Zamyatin Minerals: Structure, Properties, Methods of Investigation. pp 59-63, Conference paper LINK “Refractory forsterite-rich inclusions are a common component for different classes of chondrites. They belong to…
Phase and Elemental Analysis of Marsa Alam 009 Ordinary Chondrite
Svetlana S. Hontsova, Elena M. Maksimova, Igor A. Nauhatsky Minerals: Structure, Properties, Methods of Investigation. pp 73-78, Conference paper LINK “The phase and elemental composition of Marsa Alam 009 ordinary chondrite is investigated. The mineral…
Preliminary Study of Composition and Mechanical Properties of the NWA 12370 Meteorite
Andrey Kocherov, Sergey Voropaev, Alexander Korochantsev, Ilmir Nugmanov Minerals: Structure, Properties, Methods of Investigation. pp 119-124, Conference paper LINK “In this paper, new NWA 12370 meteorite is described using the geochemical methods including its compositional…
Historical List of Harmful Meteorites
Lev A. Muravyev, Viktor I. Grokhovsky Minerals: Structure, Properties, Methods of Investigation pp 147-159, Conference paper LINK “As is known, the possibility of stones falling from the sky was completely confirmed by scientists only in…
Influence of Seymchan Meteorite Structure on the Growth and Properties of Carbon Nanotubes
Anastasia S. Begunova, Grigoriy A. Yakovlev, Robert V. Kamalov, Elizaveta A. Pankrushina, Victor I. Grokhovsky Minerals: Structure, Properties, Methods of Investigation pp 27-35, Conference paper LINK “Carbon nanotubes (CNTs) were synthesized by chemical vapor deposition…
Early accretion of planetesimals unraveled by the thermal evolution of the parent bodies of magmatic iron meteorites
Edouard Kaminski, Angela Limare, Balthasar Kenda, Marc Chaussidon Earth and Planetary Science LettersVolume 548, 15 October 2020, 116469 LINK “Highlights • Hf/W ages of magmatic iron meteorites define a common thermal evolution.• We propose a…
‘Forrest’ (18 November 2019) and ‘Madura Cave’ (L5, 19 June 2020) – Meteorites of two falls found on the Nullarbor Plain, Western Australia
Last update: 17 January 2021 Curtin University press release (30 July 2020) The Desert Fireball Network (30 July 2020) ‘Forrest’ (prov.), Fall on 18 November 2019 The ~ 300-gram Forrest (prov.) meteorite (most likely an…
On the Origin and Evolution of the Material in 67P/Churyumov-GerasimenkoOPEN ACCESS
Martin Rubin, Cécile Engrand, Colin Snodgrass, Paul Weissman, Kathrin Altwegg, Henner Busemann, Alessandro Morbidelli & Michael Mumma Space Science Reviews, Volume 216, Article number: 102 (2020) LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Primitive objects like comets…
Volatile Sample Return in the Solar SystemOPEN ACCESS
Stefanie N. Milam, Jason P. Dworkin, Jamie E. Elsila, Daniel P. Glavin, Perry A. Gerakines, Julie L. Mitchell, Keiko Nakamura-Messenger, Marc Neveu, Larry Nittler, James Parker, Elisa Quintana, Scott A. Sandford, Joshua E. Schlieder, Rhonda…
Origin of Large Meteoritic SiC Stardust Grains in Metal-rich AGB Stars
Maria Lugaro, Borbála Cseh, Blanka Világos, Amanda I. Karakas, Paolo Ventura, Flavia Dell’Agli, Reto Trappitsch, Melanie Hampel, Valentina D’Orazi, Claudio B. Pereira, Giuseppe Tagliente, Gyula M. Szabó, Marco Pignatari, Umberto Battino, Ashley Tattersall, Mattias Ek,…
CV chondrites: More than one parent body
J. Gattacceca, L. Bonal, C. Sonzogni, J. Longerey Earth and Planetary Science LettersVolume 547, 1 October 2020, 116467First available on 28 July 2020 LINK “Highlights • CV chondrites are classically separated in three subgroups (CVOxA,…
The Ries-Steinheim crater pair and two major earthquakes – New discoveries challenging the double-impact theoryOPEN ACCESS
Elmar Buchner, Volker Sach, Martin Schmieder Naturepreprint, under reviewPosted 27 Jul, 2020 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The Nördlinger Ries and the Steinheim Basin are widely perceived as a Middle Miocene impact crater doublet. We…
Potassium isotope systematics of the LL4 chondrite Hamlet: Implications for chondrule formation and alteration
Piers Koefoed, Olga Pravdivtseva, Heng Chen, Carina Gerritzen, Maxwell M. Thiemens, Kun Wang Meteoritics & Planetary ScienceVersion of Record online:27 July 2020 LINK “Here, we apply recently developed high‐precision K isotope analyses to individual components…
Aluminum-26 Enrichment in the Surface of Protostellar Disks Due to Protostellar Cosmic RaysOPEN ACCESS
Brandt A. L. Gaches, Stefanie Walch, Stella S. R. Offner, Carsten Münker The Astrophysical Journal, Volume 898, Number 1Published 2020 July 27 PDF (OPEN ACCESS) LINK “The radioactive decay of aluminum-26 (26Al) is an important…
The noble gases in five ordinary chondrites from Grove Mountains in Antarctica
Ying Wang, Huaiyu He, Ingo Leya, P.M. Ranjith, Fei Su, P.C. Stephenson, Chuantong Zhang, Dewen Zhenge Planetary and Space ScienceAvailable online 26 July 2020, 105045 LINK “Highlights • Two Antarctic L chondrites GRV023149 and GRV052243…
Effect of impact shock on extremophilic Halomonas gomseoemensis EP-3 isolated from hypersaline sulphated lake Laguna de Peña Hueca, Spain
R. Thombre, F. Gomez, R. Parkhe, K. Kaur, P. Vaishampayan, E. Shivakarthik, B. Sivaraman, R.Perumal, N. Mason Planetary and Space ScienceAvailable online 26 July 2020, 105041 LINK “Highlights • First report on effect of shock…
NEMO – The NEar real-time MOnitoring system – Harvesting information online for a fireball monitoring and alert system
Theresa Ott, Esther Drolshagen, Detlef Koschny, Gerhard Drolshagen, Christoph Pilger, Pierrick Mialle, Jeremie Vaubaillon, Björn Poppe Acta AstronauticaAvailable online 25 July 2020 LINK “Highlights • NEMO is an information collection and distribution system for bright…
Meteorite evidence for partial differentiation and protracted accretion of planetesimalsOPEN ACCESS
Clara Maurel, James F. J. Bryson, Richard J. Lyons, Matthew R. Ball, Rajesh V. Chopdekar, Andreas Scholl, Fred J. Ciesla, William F. Bottke, Benjamin P. Weiss Science Advances 24 Jul 2020:Vol. 6, no. 30, eaba1303DOI:…
Noble gases and nitrogen in metal from the ordinary chondrites Katol (L6), Itawa Bhopji (L3-5) and Portales Valley (H6)
Ramakant R. Mahajan Astrophysics and Space Science, Volume 365, Article number: 130 (2020) LINK “This is the first report of coupled noble gases (He, Ne, Ar, Kr and Xe) and nitrogen isotopic results in metal…
Comparing the reflectivity of ungrouped carbonaceous chondrites with those of short-period comets like 2P/EnckeOPEN ACCESS
Safoura Tanbakouei, Josep M. Trigo-Rodríguez, Jürgen Blum, Iwan Williams, Jordi Llorca Astronomy & Astrophysics, manuscript, 22 July 2020 PDF (OPEN ACCESS) “The existence of asteroid complexes produced by the disruption of these comets suggests that…
Color Cathodoluminescence and minor element zonation of forsterite in Mukundpura chondriteOPEN ACCESS
Shivani BALIYAN, Dwijesh RAY Journal of Mineralogical and Petrological SciencesReleased: July 22, 2020 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Mukundpura is a carbonaceous chondrite (CM2) recently fell in Rajasthan, India (June 6, 2017). A typical fine–grained,…
Modeling the chronologies and size distributions of Ceres and Vesta cratersOPEN ACCESS
Fernando Roig, David Nesvorný Submitted to AJ LINK (OPEN ACCESS) “We infer the crater chronologies of Ceres and Vesta from a self-consistent dynamical model of asteroid impactors. The model accounts for planetary migration/instability early in…
Discovery of coesite from the martian shergottite Northwest Africa 8657
Sen Hu, Yang Li, Lixin Gu, Xu Tang, Ting Zhang, Akira Yamaguchi, Yangting Lin, Hitesh Changela Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 22 July 2020 LINK “We report occurrences of coesite in…
Asteroid shower on the Earth-Moon system immediately before the Cryogenian period revealed by KAGUYAOPEN ACCESS
Kentaro Terada, Tomokatsu Morota & Mami Kato Nature Communications, Volume 11, Article number: 3453 (2020) LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Meteoroid bombardment of the Earth-Moon system must have caused catastrophic damage to the terrestrial ecosphere….
Characterization of Potential Micrometeorites by Synchrotron AnalysisOPEN ACCESS
Madison Esposito , Kevin Souhrada , Erin Garland , Mary Kroll , Robert Bolen , Victoria Hernandez , Janet Kaczmarek , David Meisel , Anya Swiss , Paul Northrup , Vivian Stojanoff , Juergen Thieme…
Characterization of Kemer L4 meteorite using Raman spectroscopy, X-ray diffraction, magnetization measurements and Mössbauer spectroscopy
A. A. Maksimova, E. V. Petrova, A. V. Chukin, M. S. Karabanalov, B.A. Nogueira, R. Fausto, M. Yesiltas, I. Felner, M. I. Oshtrakh Spectrochimica Acta Part A: Molecular and Biomolecular SpectroscopyAvailable online 20 July 2020,…
Small Bodies Tell the Story of the Solar System: A Scientific Rationale for a Multi-Target Small Body Sample Return Program including the Earth-based Laboratory Analysis of Returned SamplesOPEN ACCESS
Seth A. Jacobson, Maitrayee Bose, Dennis Bodewits, Marc Fries, Devanshu Jha, Prajkta Mane, Larry Nittler, Scott Sandford, Michelle Thompson A White Paper submitted to the Planetary Science and Astrobiology Decadal Survey 2023-2032 PDF (OPEN ACCESS)…
Identifying primitive noble gas components in lunar ferroan anorthositesOPEN ACCESS
J.F. Pernet-Fisher, K.H. Joy, J.D. Gilmour IcarusIn Press, Journal Pre-proof, Available online 16 July 2020 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Highlights • Noble gas isotope systematics of lunar anorthosite reflect a mixture of solar wind…
Absolute dating of the L-chondrite parent body breakup with high-precision U–Pb zircon geochronology from Ordovician limestone
Shi Yong Liao, Magdalena H. Huyskens, Qing-Zhu Yin, Birger Schmitz Earth and Planetary Science LettersVolume 547, 1 October 2020, 116442 LINK “Highlights • High-precision dates for events in the asteroid belt can be derived from…
Closure temperature of the Pd-Ag system and the crystallization and cooling history of IIIAB iron meteorites
M. Matthes, J.A. van Orman, T. Kleine Geochimica et Cosmochimica ActaAvailable online 14 July 2020 LINK “To better constrain the crystallization and cooling history of the IIIAB iron meteorite parent body, we report new 107Pd-107Ag…
The Aguas Zarcas (CM2) meteorite: New insights into early solar system organic chemistry
Sandra Pizzarello, Christopher T. Yarnes, George Cooper Meteoritics & Planetary Science First published: 15 July 2020 LINK “To date, the CM2 class of carbonaceous chondrites has provided the most detailed view of organic synthesis in…
Global photometric properties of (162173) RyuguOPEN ACCESS
E. Tatsumi, D. Domingue, S. Schröder, Y. Yokota, D. Kuroda, M. Ishiguro, S. Hasegawa, T. Hiroi, R. Honda, R. Hemmi, L. Le Corre, N. Sakatani, T. Morota, M. Yamada, S. Kameda, T. Koyama, H. Suzuki,…
Exposure Ages, Noble Gases and Nitrogen in the Ordinary Chondrite Karimati (L5)
Ramakant R. Mahajan Earth, Moon, and Planets (2020) LINK “Noble gas and nitrogen isotopic compositions of Karimati ordinary (L5) chondrite are presented. Aliquots of the meteorite were studied in two noble gas mass spectrometers. Its…
Chemical assessment of the explosive chamber in the projector system of Hayabusa2 for asteroid samplingOPEN ACCESS
Yoshinori Takano, Keita Yamada, Chisato Okamoto, Hirotaka Sawada, Ryuji Okazaki, Kanako Sakamoto, Yoko Kebukawa, Kento Kiryu, Takazo Shibuya, Motoko Igisu, Hajime Yano, Shogo Tachibana & Hayabusa2 project team Earth, Planets and Space volume 72, Article…
Investigation of the Ozerki meteoroid parameters
Anna Kartashova, Alexander Golubaev, Alona Mozgova, Ivan Chuvashov, Galina Bolgova, Dmitry Glazachev, Vladimir Efremov Planetary and Space ScienceIn Press, Journal Pre-proof, Available online 12 July 2020 LINK “Highlights • The method of the determination of…
One of the earliest refractory inclusions and its implications for solar system history
Jean-David Bodénan, Natalie A. Starkey, Sara S. Russell, Ian P. Wright, Ian A. Franchi Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 11 July 2020 LINK “A ∼175 µm refractory inclusion, A-COR-01 from one…
Highly reduced accretion of the Earth by large impactors? Evidence from elemental partitioning between sulfide liquids and silicate melts at highly reduced conditions
E.S.Steenstraa, E.Kelderman, E. Kelderman, J. Berndt, S. Klemme, E.S.Bullock, W. van Westrenen Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 11 July 2020 LINK “The Earth may have formed at very reducing conditions through…
A long-lived magma ocean on a young MoonOPEN ACCESS
M. Maurice, N. Tosi, S. Schwinger, D. Breuer, T. Kleine Science Advances, 10 July 2020:Vol. 6, no. 28, eaba8949DOI: 10.1126/sciadv.aba8949 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “A giant impact onto Earth led to the formation of…
Ureilite meteorites provide a new model of early planetesimal formation and destructionOPEN ACCESS
N. Rai, H. Downes, C. Smith Geochemical Perspectives Letters 14, pp. 20–25 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Ureilite meteorites are ultramafic rocks derived from parts of the depleted silicate mantle of their parent planetesimal. We…
Tardi-magmatic precipitation of Martian Fe/Mg-rich clay minerals via igneous differentiationOPEN ACCESS
J.-C. Viennet, S. Bernard, C. Le Guillou, V. Sautter, P. Schmitt-Kopplin, O. Beyssac, S. Pont, B. Zanda, R. Hewins, L. Remusat Geochemical Perspectives Letters 14, 47–52 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Mars is seen as…
The Albedo of Ryugu: Evidence for a High Organic Abundance, as Inferred from the Hayabusa2 Touchdown ManeuverOPEN ACCESS
Christian Potiszil, Ryoji Tanaka, Katsura Kobayashi, Tak Kunihiro, Eizo Nakamura Astrobiology, Vol. 20, No. 7Hypothesis ArticlePublished Online:8 Jul 2020 LINK (OPEN ACCESS) “The Hayabusa2 mission successfully collected samples from the asteroid Ryugu last year and…
Determination of Cu, Zn, Ga, Ag, Cd, In, Sn and Tl in Geological Reference Materials and Chondrites by Isotope Dilution ICP‐MSOPEN ACCESS
Ninja Braukmüller, Frank Wombacher, Alessandro Bragagni, Carsten Münker Geostandards & Geoanalytical ResearchFirst published: 07 July 2020 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Mass fractions of Cu, Zn, Ga, Ag, Cd, In, Sn and Tl were determined…
Nanophase iron carbides in fine‐grained rims in CM2 carbonaceous chondrites: Formation of organic material by Fischer–Tropsch catalysis in the solar nebula
Adrian J. Brearley Meteoritics & Planetary ScienceVersion of Record online:07 July 2020 LINK “Transmission electron microscope studies of fine‐grained rims in three CM2 carbonaceous chondrites, Y‐791198, Murchison, and ALH 81002, have revealed the presence of…
26Al-26Mg isotopic, mineralogy, petrography of a Hibonite-Pyroxene Spherule in Allan Hills 77307 (CO3.03): Implications for the origin and evolution of these objectsOPEN ACCESS
Ritesh Kumar Mishra Solar and Stellar Astrophysics PDF (OPEN ACCESS) Substantial text overlap with A Hibonite-Pyroxene Spherule in Allan Hills 77307 (CO3.03): Petrography and Mineralogy “10 Hibonite-pyroxene/glass spherules discovered hitherto are a rare suite of…
Comparison of PGAA and wet chemical analysis for determining major element contents in eucritic meteorites
N. Shirai, T. Hozumi, Y. Toh & M. Ebihara Journal of Radioanalytical and Nuclear Chemistry (2020) LINK “Prompt gamma-ray activation analysis (PGAA) was applied to well homogenized meteorite samples initially prepared for the wet chemical…
