Northwest Africa 11575: Unique Ungrouped Trachyandesite Achondrite
C. B. Agee, M. A. Habermann, K. Ziegler 49th Lunar and Planetary Science Conference (2018), Abstract #2226 abstract
Pb-Pb Age of the Ungrouped Achondrite Northwest Africa 11119: Timing of Extraterrestrial Silica-Rich Volcanism
D. R. Dunlap, P. K. Koefoed, Y. Amelin, M. Wadhwa, C. B. Agee 49th Lunar and Planetary Science Conference (2018), Abstract #2302 abstract
Northwest Africa (NWA) 11119 — Probing an Unknown Early Planetary Body?
V. H. Hoffmann, K. Wimmer, R. Hochleitner, M. Kaliwoda 49th Lunar and Planetary Science Conference (2018), Abstract #2468 abstract
Silica-Rich Magmatism in the Early Solar System: U-Pb and Al-Mg Chronology and Cr Isotopes of Ungrouped Achondrite Northwest Africa 11119
M. H. Huyskens, M. E. Sanborn, Q. Z. Yin, C. B. Agee 49th Lunar and Planetary Science Conference (2018), Abstract #2311 abstract
Mössbauer spectroscopic study on the composition of Fe-containing minerals in ordinary chondrites, Miller Range 07710 and Yamato 790272
W. Sato, M. Nakagawa, N. Shirai, M. Ebihara Hyperfine Interactions (2018) 239: 13. https://doi.org/10.1007/s10751-018-1489-z LINK “57Fe Mössbauer spectroscopy was applied to compositional studies of Fe-containing minerals in two different ordinary chondrites, MIL 07710 (L4) and…
High Abundances of Presolar Grains and 15N-rich Organic Matter in CO3.0 Chondrite Dominion Range 08006OPEN ACCESS
Larry R. Nittler, Conel M. O’D. Alexander, Jemma Davidson, My E. I. Riebe, Rhonda M. Stroud, Jianhua Wang accepted for publication in Geochimica Cosmochimica Acta PDF (OPEN ACCESS) Update (10 Feb 2018): LINK “NanoSIMS C-,…
Do L chondrites Come From the Gefion Family?OPEN ACCESS
Allison M McGraw, Vishnu Reddy, Juan A Sanchez Monthly Notices of the Royal Astronomical Society, sty250, https://doi.org/10.1093/mnras/sty250 Published: 31 January 2018 LINK Update (30 April 2018): PDF (OPEN ACCESS) “Ordinary chondrites (H, L and LL…
Hydrothermal evolution of the morphology, molecular composition, and distribution of organic matter in CR (Renazzo-type) chondrites
Changela, H. G., Le Guillou, C., Bernard, S. and Brearley, A. J. Meteoritics & Planetary Science. doi: 10.1111/maps.13045 LINK “The morphology, molecular composition, and distribution of organic matter (OM) were investigated in a suite of…
Isotopic and Chemical Evidence for Primitive Aqueous Alteration in the Tagish Lake Meteorite
Keisuke Sakuma, Hiroshi Hidaka, and Shigekazu Yoneda The Astrophysical Journal, Volume 853, Number 1 LINK “Aqueous alteration is one of the primitive activities that occurred on meteorite parent bodies in the early solar system. The…
Multiple lithic clasts in lunar breccia Northwest Africa 7948 and implication for the lithologic components of lunar crust
Zeng, X., Joy, K. H., Li, S., Pernet-Fisher, J. F., Li, X., Martin, D. J. P., Li, Y. and Wang, S. Meteoritics & Planetary Science. doi: 10.1111/maps.13049 LINK “This study presents the petrography, mineralogy, and…
Mineralogy of silicate inclusions in the Elga IIE iron meteorite
S. N. Teplyakova, C. A. Lorenz, M. A. Ivanova, N. N. Kononkova, M. O. Anosova, K. M. Ryazantsev, Yu. A. Kostitsyn Geochemistry International January 2018, Volume 56, Issue 1, pp 1–23 LINK Original Russian Text…
Reporting Mineralogy And Chemistry of Kamargaon Meteorite, Assam, NE IndiaOPEN ACCESS
D. Majumdar, P.V. SunderRaju, T.K. Goswami, Md. Arif, D. S. Sarma IOSR Journal of Applied Geology and Geophysics (IOSR-JAGG) e-ISSN: 2321–0990, p-ISSN: 2321–0982.Volume 5, Issue 5 Ver. II (Sep. – Oct. 2017), PP 52-57 PDF…
Late formation of silicon carbide in type II supernovaeOPEN ACCESS
Nan Liu, Larry R. Nittler, Conel M. O’D. Alexander and Jianhua Wang Science Advances 17 Jan 2018: Vol. 4, no. 1, eaao1054 DOI: 10.1126/sciadv.aao1054 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “We have found that individual…
Transition Elements in Supernova Presolar Grains: Condensation versus Implantation
Kuljeet K. Marhas and Piyush Sharda The Astrophysical Journal, Volume 853, Number 1 LINK “We compute the concentrations of five transition elements (Cr, Fe, Co, Ni, and Zn) via condensation and implantation in supernova presolar…
Noble gases in angrites Northwest Africa 1296, 2999/4931, 4590, and 4801: Evolution history inferred from noble gas signatures
Nakashima, D., Nagao, K. and Irving, A. J. Meteoritics & Planetary Science. doi: 10.1111/maps.13039 LINK “Noble gases in the five angrites Northwest Africa (NWA) 1296, 2999, 4590, 4801, and 4931 were analyzed with total melting…
Multi‐stage core formation in planetesimals revealed by numerical modeling and Hf‐W chronometry of iron meteorites
W. Neumann, T. S. Kruijer, D. Breuer, T. Kleine J. Geophys. Res., 123, doi:10.1002/2017JE005411 LINK “Iron meteorites provide some of the most direct insights into the processes and timescales of core formation in planetesimals. Of…
Petrology, phase equilibria modelling, noble gas chronology and thermal constraints of the El Pozo L5 meteorite
Pedro Corona-Chávez, María del Sol Hernández-Bernal, Pietro Vignola, Rufino Lozano-Santacruz, Juan Julio Morales-Contreras, Margarita Reyes-Salas, Jesús Solé-Viñas, José F. Molina Chemie der Erde In Press, Corrected Proof, Available online 10 January 2018 LINK “We present…
Shock history of the fossil ungrouped achondrite Österplana 065: Raman spectroscopy and TEM of relict chrome-spinel grains
Rout, S. S., Heck, P. R. and Schmitz, B. Meteoritics & Planetary Science. doi: 10.1111/maps.13041 LINK “Chrome-spinel grains from the fossil ungrouped achondrite Österplana 065 (Öst 065) recovered from Middle Ordovician limestone in Sweden were…
A noble gas data collection of lunar meteorites
Mészáros, M., Hofmann, B. A. and Leya, I. Meteoritics & Planetary Science. doi: 10.1111/maps.13037 LINK “We collected the published noble gas data of altogether 35 lunar meteorites. This compilation includes the stable isotopes of He,…
Shapes of chondrules determined from the petrofabric of the CR2 chondrite NWA 801
Charles, C. R. J., Robin, P.-Y. F., Davis, D. W. and McCausland, P. J. A. Meteoritics & Planetary Science. doi: 10.1111/maps.13038 LINK “The approximately spherical shapes of chondrules has long been attributed to surface tension…
Cooling rates of type I chondrules from Renazzo: Implications for chondrule formation
Chaumard, N., Humayun, M., Zanda, B. and Hewins, R. H. Meteoritics & Planetary Science. doi: 10.1111/maps.13040 LINK “Cooling rates are one of the few fundamental constraints on models of chondrule formation. In this study, we…
Pb evolution in the Martian mantle
J.J. Bellucci, A.A. Nemchin, M.J. Whitehouse, J.F. Snape, P. Bland, G.K. Benedix, J. Roszjarc Earth and Planetary Science Letters Volume 485, 1 March 2018, Pages 79–87 LINK “Highlights • A model for the evolution of…
Characterization of Mukundpura Carbonaceous Chondrite
R. P. Tripathi, Ambesh Dixit, N. Bhandari Current Science Vol 114, No 01 (2018) Pages: 214-217 Published: 2018-01-10 https://doi.org/10.18520/cs%2Fv114%2Fi01%2F214-217 LINK “Two meteorite fragments collected from the Mukundpura impact site, Rajasthan, India have been analysed using…
Organic matter in extraterrestrial water-bearing salt crystalsOPEN ACCESS
Queenie H. S. Chan, Michael E. Zolensky, Yoko Kebukawa, Marc Fries, Motoo Ito, Andrew Steele, Zia Rahman, Aiko Nakato, A. L. David Kilcoyne, Hiroki Suga, Yoshio Takahashi, Yasuo Takeichi and Kazuhiko Mase Science Advances 10…
Oxygen Isotope Thermometry of DaG 476 and SaU 008 Martian Meteorites: Implications for Their OriginOPEN ACCESS
by Arshad Ali, Iffat Jabeen, Sobhi J. Nasir and Neil R. Banerjee Geosciences 2018, 8(1), 15; doi:10.3390/geosciences8010015 Published: 8 January 2018 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “We report the equilibration temperatures derived from the…
Investigation of carbonates in the Sutter’s Mill meteorite grains with hyperspectral infrared imaging micro-spectroscopy
Mehmet, Yesiltas Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy Volume 194, 5 April 2018, Pages 92-101 LINK “Highlights • High resolution hyperspectral FTIR imaging microspectroscopy is applied to the Sutter’s Mill meteorite. • Different…
The Kargapole meteorite: New data on mineralogy
Doklady Earth Sciences December 2017, Volume 477, Issue 2, pp 1441–1444 First Online: 03 January 2018 LINK “New data on the mineral composition of Kargapole meteorite, which was found in Kurgan oblast in 1961, are…
U-Pb and Pb-Pb apatite ages for Antarctic achondrite Graves Nunataks 06129
Zhou, Q., Yin, Q.-Z., Shearer, C. K., Li, X.-H., Li, Q.-L., Liu, Y., Tang, G.-Q. and Li, C.-L. Meteoritics & Planetary Science. doi: 10.1111/maps.13026 LINK “The Antarctic achondrite Graves Nunataks 06128 (GRA 06128) and Graves…
Noble gases, nitrogen, cosmic ray exposure history and mineralogy of Beni M’hira (L6) chondrite
Ramakant R. Mahajan, Laridhi Ouazaa Nejia, Dwijesh Ray, Sekhar Naik Planetary and Space Science In Press, Accepted Manuscript, Available online 3 January 2018 LINK “Highlights • Beni M’hira belongs to Ordovician impact event, 4He gas…
Mg-rich harzburgites from Vesta: Mantle residua or cumulates from planetary differentiation?
Hahn, T. M., Lunning, N. G., McSween, H. Y., Bodnar, R. J. and Taylor, L. A. Meteoritics & Planetary Science. doi: 10.1111/maps.13036 LINK “We describe petrographic, electron microprobe, and laser ablation ICP-MS analyses of Mg-rich…
The Origins of Asteroidal Rock Disaggregation: Interplay of Thermal Fatigue and Microstructure
Kavan Hazeli,Charles El Mir, Stefanos Papanikolaou, Marco Delbo, K.T. Ramesh Icarus Available online 25 December 2017 LINK “The distributions of size and chemical composition in regolith on airless bodies provide clues to the evolution of…
Type I and type II residual stress in iron meteorites determined by neutron diffraction measurements
Stefano Caporali, Giovanni Pratesi, Saurabh Kabra, Francesco Grazzi Planetary and Space Science In Press, Accepted Manuscript, Available online 25 December 2017 LINK “Highlights • Residual stress determination via neutron diffraction in three iron meteorites. •…
Enhanced nondestructive characterization of ordinary chondrites using complex magnetic susceptibility measurements
Oliver, P., Ralchenko, M., Samson, C., Ernst, R. E., McCausland, P. J. A. and West, G. F. Meteoritics & Planetary Science. doi: 10.1111/maps.13028 LINK “Ordinary chondrites have previously been nondestructively characterized using bulk magnetic susceptibility,…
The Chelyabinsk meteorite: New insights from a comprehensive electron microscopy and Raman spectroscopy study with evidence for graphite in olivine of ordinary chondrites
Kaeter, D., Ziemann, M. A., Böttger, U., Weber, I., Hecht, L., Voropaev, S. A., Korochantsev, A. V. and Kocherov, A. V. Meteoritics & Planetary Science. doi: 10.1111/maps.13027 LINK “We present results of petrographic, mineralogical, and…
Basaltic volcanism on the angrite parent body: Comparison with 4 Vesta
Abernethy, F. A. J., Verchovsky, A. B., Franchi, I. A. and Grady, M. M. Meteoritics & Planetary Science. doi: 10.1111/maps.13016 LINK “Carbon and nitrogen data from stepped combustion analysis of eight angrites, seven eucrites, and…
A TEM study of exsolution in Ca-rich pyroxenes from the Paris and Renazzo chondrites: Determination of type I chondrule cooling rates
Cuvillier, P., Chaumard, N., Leroux, H., Zanda, B., Hewins, R. H., Jacob, D. and Devouard, B. Meteoritics & Planetary Science. doi: 10.1111/maps.13032 LINK “We conducted a transmission electron microscope study of the exsolution microstructures of…
Chemical variations of sulfides and metal in enstatite chondrites—Introduction of a new classification scheme
Weyrauch, M., Horstmann, M. and Bischoff, A. Meteoritics & Planetary Science. doi: 10.1111/maps.13025 LINK “In this study, the metal and sulfide compositions of 45 enstatite chondrites were analyzed to determine possible mineral-chemical trends correlated with…
The retention of dust in protoplanetary disks: Evidence from agglomeratic olivine chondrules from the outer Solar SystemOPEN ACCESS (until 25 Feb 2018)
Devin L. Schrader, Kazuhide Nagashima, Scott R. Waitukaitis, Jemma Davidson, Timothy J. McCoy, Harold C. Connolly Jr., Dante S. Lauretta Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 18 December 2017 LINK (OPEN…
Formation of chondrules in a moderately high dust enriched disk: evidence from oxygen isotopes of chondrules from the Kaba CV3 chondrite
Andreas T. Hertwig, Céline Defouilloy, Noriko T. Kita Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 16 December 2017 LINK “Oxygen three-isotope analysis by secondary ion mass spectrometry of chondrule olivine and pyroxene…
Evolution of interstellar organic compounds under asteroidal hydrothermal conditions
V. Vinogradoff, S. Bernard, C. Le Guillou, L. Remusat Icarus Available online 12 December 2017 LINK “Carbonaceous chondrites (CC) contain a diversity of organic compounds. No definitive evidence for a genetic relationship between these complex…
Discovery of a meteoritic ejecta layer containing unmelted impactor fragments at the base of Paleocene lavas, Isle of Skye, ScotlandOPEN ACCESS
Simon M. Drake; Andrew D. Beard; Adrian P. Jones; David J. Brown; A. Dominic Fortes; Ian L. Millar; Andrew Carter;Jergus Baca; Hilary Downes Geology (2017) DOI:https://doi.org/10.1130/G39452.1 Published: December 12, 2017 LINK (OPEN ACCESS) PDF (OPEN…
Structure analysis and conditions of formation of akimotoite in the Tenham chondriteOPEN ACCESS
Tschauner, O., Ma, C., Prescher, C. and Prakapenka, V. B. Meteoritics & Planetary Science. doi: 10.1111/maps.13009 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Akimotoite (Mg,Fe)SiO3 is one of the most common mineralogical indicators for high-level shock…
Oxygen isotope reservoirs in the outer asteroid belt inferred from oxygen isotope systematics of chondrule olivines and isolated forsterite and olivine grains in Tagish Lake-type carbonaceous chondrites, WIS 91600 and MET 00432OPEN ACCESS
Masakuni Yamanobe, Tomoki Nakamura, Daisuke Nakashima Polar Science Volume 15, March 2018, Pages 29-38 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “To understand oxygen isotope ratios and redox conditions of the chondrule formation environments of the…
Air penetration enhances fragmentation of entering meteoroidsOPEN ACCESS
M. E. Tabetah and H. J. Melosh Meteorit Planet Sci. doi:10.1111/maps.13034 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “The entry and subsequent breakup of the ~17–20 m diameter Chelyabinsk meteoroid deposited approximately 500 kT of TNT…
Theoretical analysis of the atmospheric entry of sub-mm meteoroids of MgxCa1−xCO3 composition
G. Micca Longo, S. Longo Icarus Available online 9 December 2017 LINK “Highlights • This paper is the first study of the atmospheric entry of grains made of mixed carbonatic composition. • Such compositions have…
Bulk chemical compositions of Antarctic meteorites in the NIPR collection
M. Kimura, N. Imae, A. Yamaguchi, H. Haramura, H. Kojima Polar Science doi.org/10.1016/j.polar.2017.12.001 Available online 5 December 2017 LINK “Bulk chemical compositions of meteorites were traditionally analyzed by wet chemical analysis, and NIPR has data…
Ruthenium isotope fractionation in protoplanetary coresOPEN ACCESS
T. Hopp, M. Fischer-Gödde, T. Kleine Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 5 December 2017 LINK (OPEN ACCESS) “Mass-dependent Ru isotope variations (δ102/99Ru) and Ru concentrations were determined for 35 magmatic…
A Hibonite-Pyroxene Spherule in Allan Hills 77307 (CO3.03): Petrography and MineralogyOPEN ACCESS
Ritesh Kumar Mishra PDF (OPEN ACCESS) “Hibonite-pyroxene spherules are an extremely rare kind of refractory inclusion that show a wide range of exotic isotopic properties despite their defining similarity and simplicity in morphology and mineralogy….
Percolative core formation in planetesimals enabled by hysteresis in metal connectivity
Soheil Ghanbarzadeh, Marc A. Hesse, and Maša Prodanović PNAS 2017 ; published ahead of print December 4, 2017 doi: 10.1073/pnas.1707580114 LINK “Significance It has long been thought that percolative core formation is prevented by high…
Petrogenesis of Alta’ameem meteorite (Iraq) inferred from major, trace, REE and PGE+Au content
Yawooz A.Kettanah, Sabah A.Ismail Journal of African Earth Sciences 139, 260-274 https://doi.org/10.1016/j.jafrearsci.2017.11.015 LINK “Highlights • Alta’ameem Meteorite (AM) is a LL5 chondrite that hit northern Iraq on 1977. • Th AM is studied petrographically, mineralogically…
Extraterrestrial formation of oldhamite and portlandite through thermal metamorphism of calcite in the Sutter’s Mill carbonaceous chondrite
Christopher W. Haberle; Laurence A.J. Garvie American Mineralogist (2017) 102 (12): 2415-2421. DOI:https://doi.org/10.2138/am-2017-6180 Published: December 01, 2017 LINK “The CM and CI carbonaceous chondrites are typically dominated by phyllosilicates with variable proportions of tochilinite, anhydrous…
Ground-based Characterization of Hayabusa2 Mission Target Asteroid 162173 Ryugu: Constraining Mineralogical Composition in Preparation for Spacecraft OperationsOPEN ACCESS
Lucille Le Corre, Juan A. Sanchez, Vishnu Reddy, Driss Takir, Edward A. Cloutis, Audrey Thirouin, Kris J. Becker, Jian-Yang Li, Seiji Sugita, Eri Tatsumi PDF (OPEN ACCESS) “Asteroids that are targets of spacecraft missions are…
Halogens in chondritic meteorites and terrestrial accretion
Patricia L. Clay, Ray Burgess, Henner Busemann, Lorraine Ruzié-Hamilton, Bastian Joachim, James M. D. Day & Christopher J. Ballentine Nature 551, 614–618 (30 November 2017) doi:10.1038/nature24625 LINK “Volatile element delivery and retention played a fundamental…
Petrogenesis of D’Orbigny-like angrite meteorites and the role of spinel in the angrite source
McKibbin, S. J. and O’Neill, H. St. C. Meteoritics & Planetary Science. doi: 10.1111/maps.13004 LINK “Angrite meteorites are samples of early planetesimal magmatic rocks, distinguished from more typical “basaltic eucrites” by compositions that are silica…
Closed system oxygen isotope redistribution in igneous CAIs upon spinel dissolution
Jérôme Aléon Earth and Planetary Science Letters Volume 482, 15 January 2018, Pages 324–333 LINK “Highlights • Pyroxene in most igneous CAIs becomes 16O-enriched during crystallization. • O isotopes in type A, type B and…
Chemical and mineralogical characterization of the Mineo (Sicily, Italy) pallasite: A unique sample
Zucchini, A., Petrelli, M., Frondini, F., Petrone, C. M., Sassi, P., Di Michele, A., Palmerini, S., Trippella, O. and Busso, M. Meteoritics & Planetary Science. doi: 10.1111/maps.13002 LINK “The Mineo pallasite is characterized here for…
Revised Models of Interstellar Nitrogen Isotopic Fractionation
E. S. Wirström S. B. Charnley Monthly Notices of the Royal Astronomical Society, stx3030, https://doi.org/10.1093/mnras/stx3030 Published: 23 November 2017 LINK “Nitrogen-bearing molecules in cold molecular clouds exhibit a range of isotopic fractionation ratios and these…
Laboratory spectroscopy of meteorite samples at UV-vis-NIR wavelengths: Analysis and discrimination by principal components analysisOPEN ACCESS
Antti Penttilä, Julia Martikainen, Maria Gritsevich, Karri Muinonen Journal of Quantitative Spectroscopy and Radiative Transfer, Volume 206, February 2018, Pages 189-197 LINK Update (16 February 2018): PDF (OPEN ACCESS) “Highlights • Meteorite samples are measured…
Aeolis Mons and Aeolis Palus meteorites on Mars registered in Meteoritical Bulletin Database
Aeolis Mons 001 -4.70156176, 137.3560462 Mars Find: 2016 Oct 30 Classification: Iron meteorite History: The MSL rover Curiosity observed a very small rock informally named Egg Rock (Henceforth Aeolis Mons 001), on sol 1505. The…
Long-term evolution of the heliospheric magnetic field intensity inferred from cosmogenic 44Ti activity in meteorites
S. Mancuso, C. Taricco, P. Colombetti, S. Rubinetti, N. Sinha, N. Bhandari A&A, Forthcoming article Received: 04 January 2017 / Accepted: 17 November 2017 DOI: https://doi.org/10.1051/0004-6361/201730392 LINK
Trapped extraterrestrial argon in meteorites
E. V. Korochantseva, A. I. Buikin, M. Trieloff Geochemistry International November 2017, Volume 55, Issue 11, pp 971–976 LINK “The article considers different points of view on the genesis of extraterrestrial trapped argon with a…
Origin of isotopically light nitrogen in meteorites
A. B. Verchovsky Geochemistry International November 2017, Volume 55, Issue 11, pp 957–970 Original Russian Text © A.B. Verchovsky, 2017, published in Geokhimiya, 2017, No. 11, pp. 969–983 LINK “Bulk meteorite samples of various chemical…
Petrogenesis of basaltic shergottite Northwest Africa 8657: Implications for fO2 correlations and element redistribution during shock melting in shergottites
Howarth, G. H., Udry, A. and Day, J. M. D. Meteoritics & Planetary Science. doi: 10.1111/maps.12999 LINK “Northwest Africa (NWA) 8657 is an incompatible trace element-enriched, low-Al basaltic shergottite, similar in texture and chemistry to…
Branching Ratios in Vacuum Ultraviolet Photodissociation of CO and N2: Implications for Oxygen and Nitrogen Isotopic Compositions of the Solar Nebula
Xiaoyu Shi, Qing-Zhu Yin, Hong Gao, Yih-Chung Chang, William M. Jackson, Roger C. Wiens, and Cheuk-Yiu Ng The Astrophysical Journal, Volume 850, Number 1 Published 2017 November 15 LINK “NASA’s Genesis mission reveals that the…
Non-destructive elemental analysis of a carbonaceous chondrite with direct current Muon beam at MuSICOPEN ACCESS
K. Terada, A. Sato, K. Ninomiya, Y. Kawashima, K. Shimomura, G. Yoshida, Y. Kawai, T. Osawa & S. Tachibana Scientific Reports 7, Article number: 15478 (2017) doi:10.1038/s41598-017-15719-5 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Electron- or…
The Mukundpura meteorite, a new fall of CM chondrite
Dwijesh Ray, Anil D. Shukla Planetary and Space Science In Press, Accepted Manuscript, Available online 10 November 2017 LINK “Highlights • Mukundpura is a new CM chondrite fall. • Petrological classification suggests Mukundpura is CM2…
Origin and abundance of water in carbonaceous asteroids
Yves Marrocchi, David V. Bekaert, Laurette Piani Earth and Planetary Science Letters, Volume 482, 15 January 2018, Pages 23-32 LINK Highlights • Bulk, matrix and fayalite grains of CV chondrites define a continuous trend. •…
Space Weathering Trends on Carbonaceous Asteroids: A possible explanation for Bennu’s blue slope?
C. Lantz, R.P. Binzel, F.E. DeMeo Icarus In Press, Available online 8 November 2017 LINK “Highlights • Analysis of Near-Earth Asteroid spectra compared to irradiated carbonaceous chondrites. • Link between Principal Composant Analysis scores and…
Late accretion to the Moon recorded in zircon (U-Th)/He thermochronometryOPEN ACCESS
Nigel M. Kelly, Rebecca M. Flowers, James R. Metcalf, Stephen J. Mojzsis PDF (OPEN ACCESS) Update (20 Nov 2017): LINK “We conducted zircon (U-Th)/He (ZHe) analysis of lunar impact-melt breccia 14311 with the aim of…
Impact splash chondrule formation during planetesimal recyclingOPEN ACCESS
Tim Lichtenberg, Gregor J. Golabek, Cornelis P. Dullemond, Maria Schönbächler, Taras V. Gerya, Michael R. Meyer accepted for publication in Icarus associated blog article (6 Nov 2017) PDF (OPEN ACCESS) “Chondrules are the dominant bulk…
The selenium isotopic variations in chondrites are mass-dependent; Implications for sulfide formation in the early solar system
J. Labidi, S. König, T. Kurzawa, A. Yierpan, R. Schoenberg Earth and Planetary Science Letters Volume 481, 1 January 2018, Pages 212–222 LINK “Highlights • Significant δ82/78Se variations are recorded in chondrites. • The Se…
Oxygen isotopic ratios of primordial water in carbonaceous chondrites
Wataru Fujiya Earth and Planetary Science Letters Volume 481, 1 January 2018, Pages 264–272 LINK “Highlights • The O isotopic ratio of the primordial water in CM chondrites is determined. • The water contents of…
Evidence for accretion of fine-grained rims in a turbulent nebula for CM Murchison
Romy D. Hanna, Richard A. Ketcham Earth and Planetary Science Letters Volume 481, 1 January 2018, Pages 201–211 LINK “Highlights • Fine-grained rims on CM chondrules were formed in a weakly turbulent nebula. • Chondrules…
On the history of the early meteoritic bombardment of the Moon: was there a terminal lunar cataclysm?
Greg Michael, Alexander Basilevsky, Gerhard Neukum Icarus In Press, Accepted Manuscript, Available online 4 November 2017 LINK “Highlights • Statistics of 269 K-Ar datings of lunar highland returned samples are reviewed. • These are compared…
Experiments on Condensation of Calcium Sulfide Grains To Demarcate Environments for the Formation of Enstatite Chondrites
Kaori Yokoyama, Yuki Kimura , and Chihiro Kaito ACS Earth Space Chem., Article ASAP DOI: 10.1021/acsearthspacechem.7b00076 LINK “To achieve a better understanding of material evolution in the early solar system, experiments have been performed to…
Features in constructing a certificate of strength of extraterrestrial material by the example of the Chelyabinsk meteorite
S. A. Voropaev,A. V. Kocherov, C. A. Lorenz, A. V. Korochantsev, N. V. Dushenko, D. M. Kuzina, I. I. Nugmanov, Y. Jianguo Doklady Physics October 2017, Volume 62, Issue 10, pp 486–489 First Online: 04…
The origin of alteration “orangettes” in Dhofar 019: Implications for the age and aqueous history of the shergottites.OPEN ACCESS
Hallis, L. J., Kemppinen, L., Lee, M. R. and Taylor, L. A. Meteorit Planet Sci. doi:10.1111/maps.12987 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “The shergottites are the largest group of Martian meteorites, and the only group…
Dome C UltraCarbonaceous Antarctic MicroMeteorites Infrared and Raman fingerprintsOPEN ACCESS
E. Dartois, C. Engrand, J. Duprat, M. Godard, E. Charon, L. Delauche, C. Sandt, F. Borondics PDF (OPEN ACCESS) “UltraCarbonaceous Antarctic MicroMeteorites (UCAMMs) represent a small fraction of interplanetary dust particles reaching the Earth’s surface…
Complementary element relationships between chondrules and matrix in Rumuruti chondrites
Pia Friend, Dominik C. Hezel, Herbert Palme, Addi Bischoff, Marko Gellissen Earth and Planetary Science Letters, Volume 480, 5 December 2017, Pages 87-96 LINK “Highlights • Complementarity between chondrules and matrix for Fe/Mg, Al/Ti and…
Diagenetically altered fossil micrometeorites suggest cosmic dust is common in the geological recordOPEN ACCESS
Martin D.Suttle, Matthew J.Genge Earth and Planetary Science Letters Volume 476, 15 October 2017, Pages 132-142 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Highlights • A new collection of Cretaceous (87 Ma) fossil micrometeorites. • Characterisation…
Liebermannite, KAlSi3O8, a new shock-metamorphic, high-pressure mineral from the Zagami Martian meteorite
Ma, C., Tschauner, O., Beckett, J. R., Rossman, G. R., Prescher, C., Prakapenka, V. B., Bechtel, H. A. and MacDowell, A. Meteoritics & Planetary Science. doi: 10.1111/maps.13000 LINK “In this paper, we discuss the occurrence…
Laboratory mid-IR spectra of equilibrated and igneous meteorites. Searching for observables of planetesimal debrisOPEN ACCESS
B.L. de Vries, H. Skogby, L.B.F.M. Waters, M. Min Icarus In Press, Accepted Manuscript, Available online 28 October 2017 PDF (OPEN ACCESS) LINK “Highlights • We provide new mid-IR transmission spectra of powdered meteorites •…
Characterization of Northwest Africa 6286 and 7857 ordinary chondrites using X-ray diffraction, magnetization measurements and Mössbauer spectroscopy
A.A. Maksimova, M.I. Oshtrakh, A.V. Chukin, I. Felner, G.A. Yakovlev, V.A. Semionkin Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy, Volume 192, 5 March 2018, Pages 275-284 LINK “Highlights • The main and minor iron…
Hf-W chronology of CR chondrites: Implications for the timescales of chondrule formation and the distribution of 26Al in the solar nebula
Gerrit Budde, Thomas S. Kruijer, Thorsten Kleine Geochimica et Cosmochimica Acta In Press, Accepted Manuscript,Available online 24 October 2017 LINK “Renazzo-type carbonaceous (CR) chondrites are distinct from most other chondrites in having younger chondrule 26Al-26Mg…
Variable Tl, Pb, and Cd concentrations and isotope compositions of enstatite and ordinary chondrites—Evidence for volatile element mobilization and decay of extinct 205PbOPEN ACCESS
Palk, C., Andreasen, R., Rehkämper, M., Stunt, A., Kreissig, K., Coles, B., Schönbächler, M. and Smith, C. Meteorit Planet Sci. doi:10.1111/maps.12989 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “New Tl, Pb, and Cd concentration and Tl,…
Silicate Earth’s missing niobium may have been sequestered into asteroidal cores
Carsten Münker, Raúl O. C. Fonseca & Toni Schulz Nature Geoscience doi:10.1038/ngeo3048 LINK “Geochemical models describing the behaviour of niobium during Earth’s growth rely on the general paradigm that niobium was delivered by Earth’s asteroidal…
LOW-TEMPERATURE AQUEOUS ALTERATION ON THE CR CHONDRITE PARENT BODY: IMPLICATIONS FROM IN SITU OXYGEN-ISOTOPE ANALYSES
Christine E. Jilly-Rehak, Gary R. Huss, Kazu Nagashima, Devin L. Schrader Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 19 October 2017 LINK “The presence of hydrated minerals in chondrites indicates that water…
Chromium isotopic homogeneity between the Moon, the Earth, and enstatite chondritesOPEN ACCESS
Bérengère Mougel, Frédéric Moynier, Christa Göpel Earth and Planetary Science Letters Volume 481, 1 January 2018, Pages 1-8 LINK UPDATE (8 Dec 2017): PDF (OPEN ACCESS) “Highlights • The first Cr isotopic estimate (ε53ε53Cr and…
Tellurium stable isotope fractionation in chondritic meteorites and some terrestrial samples
Manuela A. Fehr, Samantha J. Hammond, Ian J. Parkinson Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 18 October 2017 LINK “New methodologies employing a 125Te-128Te double-spike were developed and applied to obtain…
A study of presolar material in hydrated lithic clasts from metal-rich carbonaceous chondrites
Leitner, J., Hoppe, P. and Zipfel, J. Meteoritics & Planetary Science. doi: 10.1111/maps.12994 LINK “We report on the investigation of presolar grain inventories of hydrated lithic clasts in three metal-rich carbonaceous chondrites from the CR…
A new mineralogical approach for CO3 chondrite characterization by X-ray diffraction: Identification of primordial phases and thermal history
Imae, N. and Nakamuta, Y. Meteoritics & Planetary Science. doi: 10.1111/maps.12996 LINK “Using the in-plane rotation of polished thin section, the X-ray diffraction patterns exhibiting a high degree of randomness similar to powder pattern were…
Kheneg Ljouâd (LL5/6, S3, W0) registered as probable fall
12 July, 2017 28°59’03.3″N, 8°24’38.7″W Guelmime Es Smara, Morocco LINK
Sulfide–oxide assemblages in Acfer 094—Clues to nebular metal–gas interactions
Barth, M. I. F., Harries, D., Langenhorst, F. and Hoppe, P. Meteoritics & Planetary Science. doi: 10.1111/maps.12992 LINK “The ungrouped carbonaceous chondrite Acfer 094 is among the least altered samples of the early solar system….
Atom-probe tomography and transmission electron microscopy of the kamacite–taenite interface in the fast-cooled Bristol IVA iron meteorite.
Rout, S. S., Heck, P. R., Isheim, D., Stephan, T., Zaluzec, N. J., Miller, D. J., Davis, A. M. and Seidman, D. N. Meteoritics & Planetary Science. doi: 10.1111/maps.12988 LINK “We report the first combined…
Chemical composition and iron oxidation state of amorphous matrix silicates in the carbonaceous chondrite Acfer 094.
Meteoritics & Planetary Science. doi: 10.1111/maps.12991 Hopp, T. and Vollmer, C. LINK “Nanoscale amorphous silicates are a major component in primitive carbonaceous chondrite matrices and anhydrous interplanetary dust particles. Owing to their metastability and sensitive…
Distribution of aliphatic amines in CO, CV, and CK carbonaceous chondrites and relation to mineralogy and processing history
Aponte, J. C., Abreu, N. M., Glavin, D. P., Dworkin, J. P. and Elsila, J. E. Meteoritics & Planetary Science. doi: 10.1111/maps.12959 LINK “The analysis of water-soluble organic compounds in meteorites provides valuable insights into…
The Effect of Jupiter’s Formation on the Distribution of Refractory Elements and Inclusions in MeteoritesOPEN ACCESS
Steven J. Desch, Anusha Kalyaan, Conel M. O’D. Alexander submitted to ApJ PDF (OPEN ACCESS) “We present a comprehensive evolutionary model of the Sun’s protoplanetary disk. The model predicts from first principles the gas densities…
Meteorite constraints on Martian atmospheric loss and paleoclimate
William S. Cassata Earth and Planetary Science Letters Volume 479, 1 December 2017, Pages 322–329 LINK “Highlights • Two ancient Martian meteorites host a common trapped atmospheric noble gas component. • The Xe isotopes provide…
Origin and implications of troilite-orthopyroxene intergrowths in the brecciated diogenite Northwest Africa 7183
Ai-Cheng Zhang, Yi-Fan Bu, Run-Lian Pang, Naoya Sakamoto, Hisayoshi Yurimoto, Li-Hui Chen, Jian-Feng Gao, De-Hong Du, Xiao-Lei Wang, Ru-Cheng Wang Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 7 October 2017 LINK “Troilite-orthopyroxene…
Chemical variations within and between the clasts, and the matrix of the Abee enstatite chondrite suggest an impact-based differentiation mechanism
Michael D. Higgins, Pierre-Etienne M.C. Martin, Sciences Appliquées Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 6 October 2017 LINK “Abee is an enstatite chondrite breccia dominantly composed of kamacite, enstatite, silica, plagioclase,…
Molecular Evolution of N-Containing Cyclic Compounds in the Parent Body of the Murchison Meteorite
Hiroshi Naraoka, Yohei Yamashita, Mihoko Yamaguchi, François-Régis Orthous-Daunay ACS Earth Space Chem., Article ASAP DOI: 10.1021/acsearthspacechem.7b00058 Publication Date (Web): August 14, 2017 LINK “Primitive meteorites contain various classes of organic compounds. Because the molecular distribution…
Taking the pulse of Mars via dating of a plume-fed volcanoOPEN ACCESS
Benjamin E. Cohen, Darren F. Mark, William S. Cassata, Martin R. Lee, Tim Tomkinson & Caroline L. Smith Nature Communications 8, Article number: 640 (2017) doi:10.1038/s41467-017-00513-8 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Mars hosts the…
Origin of the RNA world: The fate of nucleobases in warm little ponds
Ben K. D. Pearce, Ralph E. Pudritz, Dmitry A. Semenov, and Thomas K. Henning 10.1073/pnas.1710339114 PNAS October 2, 2017 LINK “Before the origin of simple cellular life, the building blocks of RNA (nucleotides) had to…
Spatial distribution of carbon dust in the early solar nebula and the carbon content of planetesimalsOPEN ACCESS
Hans-Peter Gail, Mario Trieloff A&A Volume 606, October 2017 LINK (OPEN ACCESS) “Context. A high fraction of carbon bound in solid carbonaceous material is observed to exist in bodies formed in the cold outskirts of…
Cloppenburg (H4-5) – first results of a new find
Storz*, J., Bischoff, A., Degering, D., Ebert, S., Heinlein, D., Jull, T., Kontul, I., Li, X., Merchel, S., Oberst, J., Ott, U., Pack,, A., Peters, S., Petö, M.K., Rugel, G. Paneth Kolloquium Nördlingen (2017), abstract…
A high-precision 40Ar/39Ar age for the Nördlinger Ries impact crater, Germany, and implications for the accurate dating of terrestrial impact events
Martin Schmieder, Trudi Kennedy, Fred Jourdan, Elmar Buchner, Wolf Uwe Reimold Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 28 September 2017 LINK “40Ar/39Ar dating of specimens of moldavite, the formation of which…
Coordinated EDX and micro-Raman analysis of presolar silicon carbide: A novel, nondestructive method to identify rare subgroup SiC
Replaced (7 August 2020) by: Coordinated EDX and micro‐Raman analysis of presolar silicon carbide: A novel, nondestructive method to identify rare subgroup SiC Nan Liu, Andrew Steele, Larry R. Nittler, Rhonda M. Stroud, Bradley T….
Spectral modeling of meteorites at UV-vis-NIR wavelengthsOPEN ACCESS
Julia Martikainen, Antti Penttilä, Maria Gritsevich, Hannakaisa Lindqvist, Karri Muinonen Journal of Quantitative Spectroscopy and Radiative Transfer, Volume 204, January 2018, Pages 144-151 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Highlights • A ray-optics code was…
Mössbauer spectroscopy — a useful method for classification of meteorites?OPEN ACCESS
J. Galazka-Friedman, M. Woźniak, P. Duda, P. Rzepecka, M. Jakubowska, Ł. Karwowski Hyperfine Interactions November 2017, 238:67 First Online: 27 September 2017 PDF (OPEN ACCESS) “The aim of our studies was to check the usefulness…
Chondrule heritage and thermal histories from trace element and oxygen isotope analyses of chondrules and amoeboid olivine aggregatesOPEN ACCESS
Jacquet, E. and Marrocchi, Y. Meteoritics & Planetary Science. doi: 10.1111/maps.12985 First published: 26 September 2017 LINK PDF (OPEN ACCESS) “We report combined oxygen isotope and mineral-scale trace element analyses of amoeboid olivine aggregates (AOA)…
Utilization of nondestructive techniques for analysis of the Martian meteorite NWA 6963 and its implications for astrobiology
do Nascimento-Dias BL, de Oliveira DF, Machado AS, Araújo OMO, Lopes RT, dos Anjos MJ. X-Ray Spectrometry. 2017;1-6. Version of Record online: 24 SEP 2017 https://doi.org/10.1002/xrs.2815 LINK “Martian meteorites are excellent study materials for understanding…
High-pressure polymorphs in Yamato-790729 L6 chondrite and their significance for collisional conditions
Kato, Y., Sekine, T., Kayama, M., Miyahara, M. and Yamaguchi, A. Meteoritics & Planetary Science. doi: 10.1111/maps.12957 LINK “Shock pressure recorded in Yamato (Y)-790729, classified as L6 type ordinary chondrite, was evaluated based on high-pressure…
Multistage formation processes in the acapulcoite-lodranite parent body: Mineralogical study of anomalous lodranite, Yamato 983119
Masahiro Yasutake, Akira Yamaguchi Polar Science Available online 23 September 2017 In Press, Accepted Manuscript LINK “Y 983119 is a coarse-grained rock consisting mainly of orthopyroxene (44–71 vol%, Wo3En94Fs4), olivine (4–30 vol%, Fo97), Fe, Ni…
Correlated silicon and titanium isotopic compositions of presolar sic grains from the Murchison CM2 chondrite
Frank Gyngard, Sachiko Amari, Ernst Zinner, Kuljeet Kaur Marhas Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 23 September 2017 LINK “We report correlated Si, and Ti isotopic compositions and elemental concentrations of…
A history of violence: insights into post-accretionary heating in carbonaceous chondrites from volatile element abundances, Zn isotopes, and water contentsOPEN ACCESS
Brandon Mahan, Frédéric Moynier, Pierre Beck, Emily A. Pringle, Julien Siebert Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 20 September 2017 Update (19 October 2017): PDF (OPEN ACCESS) LINK “Carbonaceous chondrites (CCs)…
Carbon isotopic variation in ureilites: Evidence for an early, volatile-rich Inner Solar System
Jean-Alix Barrat, Pierre Sansjofre, Akira Yamaguchi, Richard C. Greenwood, Philippe Gillet Earth and Planetary Science Letters Volume 478, 15 November 2017, Pages 143–149 Available online 19 September 2017 LINK “Highlights • δ13C in ureilites correlate…
Basalt–trachybasalt samples in Gale Crater, MarsOPEN ACCESS
Edwards, P. H., Bridges, J. C., Wiens, R., Anderson, R., Dyar, D., Fisk, M., Thompson, L., Gasda, P., Filiberto, J., Schwenzer, S. P., Blaney, D. and Hutchinson, I. Meteorit Planet Sci. doi:10.1111/maps.12953 LINK (OPEN ACCESS)…
Effects of Pressure on Model Compounds of Meteorite Organic Matter
Christian Potiszil, Wren Montgomery, and Mark A. Sephton ACS Earth and Space Chemistry Publication Date: August 28, 2017 DOI: 10.1021/acsearthspacechem.7b00053 LINK “Extraterrestrial organic matter has been widely studied; however, its response to pressure has not….
Physical properties of the stone meteorites: Implications for the properties of their parent bodiesOPEN ACCESS
George J. Flynn, Guy J. Consolmagno, Peter Brown, Robert J. Macke Chemie der Erde – Geochemistry In Press, Corrected Proof, Available online 13 September 2017 Review Article LINK (OPEN ACCESS) PDF (OPEN ACCESS) “The physical…
The ungrouped chondrite El Médano 301 and its comparison with other reduced ordinary chondrites
Hamed Pourkhorsandi, Jérôme Gattacceca, Bertrand Devouard, Massimo D’Orazio, Pierre Rochette, Pierre Beck, Corinne Sonzogni, Millarca Valenzuela Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 12 September 2017 LINK “El Médano 301 (EM 301)…
The mineralogy and petrology of I-type cosmic spherules: Implications for their sources, origins and identification in sedimentary rocks
Matthew J. Genge, Bridie Davies, Martin D. Suttle, Matthias van Ginneken, Andrew G. Tomkins Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 9 September 2017 LINK “I-type cosmic spherules are micrometeorites that formed…
Differentiation and magmatic activity in Vesta evidenced by 26Al-26Mg dating in eucrites and diogenitesOPEN ACCESS
G. Hublet, V. Debaille, J. Wimpenny, Q-Z. Yin Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 8 September 2017 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “The 26Al-26Mg short-lived chronometer has been widely used…
Lieksa meteorites (ungrouped pallasite)
Last update: 30 May 2023 Finnish Geologian tutkimuskeskus (GTK) announced the finding of a 238.3-gram meteorite (66 x 60 x 30 mm) by Pekka Vallimies at location 63°24.382’N, 30°04.227’E on 30 May 2017 while looking…
Bonanza: An extremely large dust grain from a supernova
Frank Gyngard, Manavi Jadhav, Larry R. Nittler, Rhonda M. Stroud, Ernst Zinner Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 7 September 2017 LINK “We report the morphology, microstructure, and isotopic composition of…
Meteorite flux to Earth in the Early Cretaceous as reconstructed from sediment-dispersed extraterrestrial spinelsOPEN ACCESS
Birger Schmitz; Philipp R. Heck; Walter Alvarez; Noriko T. Kita; Surya S. Rout; Anders Cronholm; Céline Defouilloy; Ellinor Martin; Jan Smit; Fredrik Terfelt Geology July 2017, Vol.45, 807-810. doi:10.1130/G39297.1 LINK (OPEN ACCESS) PDF (OPEN ACCESS)…
Thermal shock fragmentation of Mg silicates within scoriaceous micrometeorites reveal hydrated asteroidal sourcesOPEN ACCESS
Matthew J. Genge, Martin Suttle, Matthias Van Ginneken Geology (2017) DOI:https://doi.org/10.1130/G39426.1 PDF (OPEN ACCESS) “Gold Open Access: This paper is published under the terms of the CC-BY license Scoriaceous micrometeorites are highly vesicular extraterrestrial dust…
Pd-Ag chronometry of IVA iron meteorites and the crystallization and cooling of a protoplanetary core
M. Matthes, M. Fischer-Gödde, T.S. Kruijer, T. Kleine Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 7 September 2017 LINK “To constrain the timescales and processes involved in the crystallization and cooling of…
Impact characteristics of different rocks in a pulsed-laser irradiation experiment: Simulation of micrometeorite bombardment on the Moon
Wu, Yanxue; Li, Xiongyao; Yao, Wenqing; Wang, Shijie Journal of Geophysical Research: Planets, 122. https://doi.org/10.1002/2016JE005220 LINK “Without the protection of the atmosphere, the soils on lunar surfaces undergo a series of optical, physical, and chemical…
Trace element inventory of meteoritic Ca-phosphates
Dustin Ward, Addi Bischoff, Julia Roszjar, Jasper Berndt, Martin J. Whitehouse American Mineralogist 10.2138/am-2017-6056 First Published on September 05, 2017 LINK “Most extraterrestrial samples feature the two accessory Ca-phosphates (apatite-group minerals and merrillite), which are…
Hydrocode modeling of the spallation process during hypervelocity impacts: Implications for the ejection of Martian meteoritesOPEN ACCESS
Kosuke Kurosawa, Takaya Okamoto, Hidenori Genda accepted for publication in Icarus PDF (OPEN ACCESS) “Hypervelocity ejection of material by impact spallation is considered a plausible mechanism for material exchange between two planetary bodies. We have…
An evaluation method of reflectance spectra to be obtained by Hayabusa2 Near-Infrared Spectrometer (NIRS3) based on laboratory measurements of carbonaceous chondritesOPEN ACCESS
Moe Matsuoka, Tomoki Nakamura, Takahito Osawa, Takahiro Iwata, Kohei Kitazato, Masanao Abe, Yusuke Nakauchi, Takehiko Arai, Mutsumi Komatsu, Takahiro Hiroi, Naoya Imae, Akira Yamaguchi, Hideyasu Kojima Earth, Planets and Space December 2017, 69:120 First Online:04…
Serra Pelada (Eucrite) registered in Meteoritical Bulletin database
Meteoritical Bulletin Entry updated MetBull entry (12 Sept 2017): “Serra Pelada 5°57.135’S, 49°39.238’W Para, Brazil Confirmed fall: 2017 June 29 Classification: HED achondrite (Eucrite) History: (A. L. R. Moutinho, D. Rios, M. Cardoso Rocha, W….
Cosmic-ray exposure ages of six chondritic Almahata Sitta fragments
Riebe, M. E. I., Welten, K. C., Meier, M. M. M., Wieler, R., Barth, M. I. F., Ward, D., Laubenstein, M., Bischoff, A., Caffee, M. W., Nishiizumi, K. and Busemann, H. Meteoritics & Planetary Science….
The Northwest Africa 8159 Martian Meteorite: Expanding the Martian Sample Suite to the Early Amazonian
Christopher D.K. Herd, Erin L. Walton, Carl B. Agee, Nele Muttik, Karen Ziegler, Charles K. Shearer, Aaron S. Bell, Alison R. Santos, Paul V. Burger, Justin I. Simon, Michael J. Tappa, Francis M. McCubbin, Jérôme…
The noble gas concentrations of the Martian meteorites GRV 99027 and paired NWA 7906/NWA 7907.
Stephenson, P. C., Lin, Y. and Leya, I. Meteoritics & Planetary Science. doi: 10.1111/maps.12950 LINK “Here we present the isotopic concentrations of He, Ne, Ar, Kr, and Xe for the three Martian meteorites, namely Grove…
Intermineral oxygen three-isotope systematics of silicate minerals in equilibrated ordinary chondrites.
McDougal, D., Nakashima, D., Tenner, T. J., Kita, N. T., Valley, J. W. and Noguchi, T. Meteoritics & Planetary Science. doi: 10.1111/maps.12932 LINK “High-precision oxygen three-isotope ratios were measured for four mineral phases (olivine, low-Ca…
Young asteroid mixing revealed in ordinary chondrites: The case of NWA 5764, a polymict LL breccia with L clasts.
Gattacceca, J., Krzesińska, A. M., Marrocchi, Y., Meier, M. M. M., Bourot-Denise, M. and Lenssen, R. Meteoritics & Planetary Science. doi: 10.1111/maps.12942 LINK “Polymict chondritic breccias—rocks composed of fragments originating from different chondritic parent bodies—are…
