Trace elements in IVA iron meteorites explained by limited solid–liquid equilibration during inward solidification
Zhongtian Zhang IcarusAvailable online 7 November 2023, 115860 LINK “Iron meteorites are windows into the formation and evolution of planetesimal cores. The trace element compositions of IVA iron meteorites are enigmatic; specifically, to explain the…
Generation of a measurable magnetic field in a metal asteroid with a rubble-pile core
Zhongtian Zhang and David Bercovici PNAS Vol. 120 | No. 32July 31, 2023 LINK “SignificanceIron meteorites represent cores of differentiated objects, which are possibly the building blocks of planetary cores. The parent body of iron…
Magnetic Recording Stability of Taenite-Containing MeteoritesOPEN ACCESS
José A. P. M. Devienne, Thomas A. Berndt, Wyn Williams, Lesleis Nagy Geophysical Research LettersVolume 50, Issue1228 June 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Key Points Nanometer-scaled taenite observed in different meteoritic microstructures are magnetically…
Characterization of iron meteorites by scanning electron microscopy, X-ray diffraction, magnetization measurements, and Mössbauer spectroscopy: Gibeon IVA
M. V. Goryunov, G. Varga, Z. Dankházi, I. Felner, A. V. Chukin, E. Kuzmann, Z. Homonnay, V. I. Grokhovsky, M. I. Oshtrakh MAPS, Version of Record online: 12 May 2023 LINK “Gibeon IVA iron meteorite…
The Miller 03356 IVA iron: Insights into the formation mechanism of microplessite
D. Ray, S. Ghosh, M. Paliwal, S. Mishra, J. Jha Planetary and Space ScienceIn Press, Journal Pre-proof, Available online 19 December 2022 LINK “The Miller 03356, IVA iron was earlier reported as a fragment of…
Compositions of carbonaceous-type asteroidal cores in the early solar systemOPEN ACCESS
Bidong Zhang, Nancy L. Chabot and Alan E. Rubin Science Advances16 Sep 2022Vol 8, Issue 37 LINK (OPEN ACCESS)PDF (OPEN ACCESS) Supplementary Materials (PDF) “The parent cores of iron meteorites belong to the earliest accreted…
IVA iron meteorites as Late-Stage Crystallization Products Affected by Multiple Collisional EventsOPEN ACCESS
Alan E. Rubin, Bidong Zhang, Nancy L. Chabot Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 2 June 2022 LINK (OPEN ACCESS) “Although IVA irons have O- and Cr-isotopic compositions resembling those of equilibrated…
Chemical characteristics of iron meteorite parent bodies
Connor D. Hilton, Richard D. Ash, Richard J. Walker Geochimica et Cosmochimica ActaAvailable online 6 December 2021 LINK “The projected relative abundances of the highly siderophile elements (HSE; Re, Os, Ir, Ru, Pt, and Pd)…
Early differentiation of magmatic iron meteorite parent bodies from Mn-Cr chronometryOPEN ACCESS
Aryavart Anand, Jonas Pape, Martin Wille, Klaus Mezger, Beda Hofmann Accepted for publication in Geochemical Perspective Letters PDF (OPEN ACCESS) “Magmatic iron meteorite groups such as IIAB, IIIAB and IVA, represent the largest sampling of…
Meteorite Potůčky (Steinbach): history and new finds (Czech Republic) / [Meteorit potůčky (Steinbach): historie a nové nálezy (Česká Republika)]OPEN ACCESS
Pauliš, Petr; Černý, David; Malý, Tomáš; Dolníček, Zdeněk; Bohatý, Martin; Ulmanová, Jana; Pour, Ondřej; Plášil, Jakub; Malina, Ondřej; Bohdálek, Petr; Sýkora, Ivan; Povinec, P. Pavel Bulletin Mineralogie Petrologie, Volume 28, issue 1 (2020), pages 179-202…
Petrography, geochemistry and classification of ten new iron meteorites from Northwest Africa and Chile
Massimo D’Orazio Periodico di MineralogiaVol 89, No 1 (2020) LINK “I present detailed petrographic descriptions and major- and trace-element data on a set of ten new iron meteorites (irons) from Nortwest Africa and the Atacama…
The origin of s-process isotope heterogeneity in the solar protoplanetary diskOPEN ACCESS
Mattias Ek, Alison C. Hunt, Maria Lugaro & Maria Schönbächler Nature Astronomy , 1–9 PDF (OPEN ACCESS) LINK “Rocky asteroids and planets display nucleosynthetic isotope variations that are attributed to the heterogeneous distribution of stardust…
The constancy of galactic cosmic rays as recorded by cosmogenic nuclides in iron meteoritesOPEN ACCESS
Thomas Smith, David L. Cook, Silke Merchel, Stefan Pavetich, Georg Rugel, Andreas Scharf, Ingo Leya Meteoritics & Planetary Science First Published: 21 November 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “We measured the He, Ne,…
Pb isotope evidence for rapid accretion and differentiation of planetary embryosOPEN ACCESS
J.N. Connelly, M. Schiller, M. Bizzarro Earth and Planetary Science Letters Volume 525, 1 November 2019, 115722 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Highlights • We report a Pb-Pb age of 4565.47 ± 0.30 Ma…
Origin of the non-carbonaceous–carbonaceous meteorite dichotomyOPEN ACCESS
Josefine A. M. Nanne, Francis Nimmo, Jeffrey N.Cuzzi, Thorsten Kleine Earth and Planetary Science Letters Volume 511, 1 April 2019, Pages 44-54 LINK (OPEN ACCESS) “Highlights • New Ni isotopic data for iron meteorites confirm…
Meteorite cloudy zone formation as a quantitative indicator of paleomagnetic field intensities and cooling rates on planetesimalsOPEN ACCESS
Clara Maurel, Benjamin P. Weiss, James F. J. Bryson PDF (OPEN ACCESS) “Metallic microstructures in slowly-cooled iron-rich meteorites reflect the thermal and magnetic histories of their parent planetesimals. Of particular interest is the cloudy zone,…
Carbonaceous and noncarbonaceous iron meteorites: Differences in chemical, physical, and collective properties
Alan E. Rubin Meteorit Planet Sci. . doi:10.1111/maps.13128 LINK “Iron‐meteorite groups that appear from published isotopic data to have been derived from melted carbonaceous‐chondrite‐like precursors (CC irons) (IIC, IID, IIF, IIIF, IVB) tend to have…
Cation distribution in orthopyroxenes from São João Nepomuceno iron meteorite inferred from 57Fe Mössbauer spectroscopy: Implications for thermal history and origin of IVA parent body
Edivaldo Dos Santos, Rosa B. Scorzelli, Maria E. Varela Meteorit Planet Sci. . doi:10.1111/maps.13121 LINK “São João Nepomuceno (SJN) is an IVA iron meteorite, found in Minas Gerais state (Brazil) in 1960, that consists of…
Uranium isotope ratios of Muonionalusta troilite and complications for the absolute age of the IVA iron meteorite core
Gregory A. Brennecka, Yuri Amelin, Thorsten Kleine Earth and Planetary Science Letters Volume 490, 15 May 2018, Pages 1–10 LINK “Highlights • Muonionalusta troilite exhibits a range of measured 238U/235U values. • Variable 238U/235U greatly…
Genealogy of IVA Iron and Pallasite Meteorites: The Implications for Planestimal Differentiation Processes in the Early Solar System
M. E. Sanborn, Q.-Z. Yin, K. Ziegler 49th Lunar and Planetary Science Conference (2018), Abstract #1780 abstract
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…
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…
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…
Paleomagnetic evidence for dynamo activity driven by inward crystallisation of a metallic asteroidOPEN ACCESS
James F.J. Bryson, Benjamin P. Weiss, Richard J. Harrison, Julia Herrero-Albillos, Florian Kronast Earth and Planetary Science Letters Volume 472, 15 August 2017, Pages 152–163 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Highlights • We measured…
Platinum isotopes in iron meteorites: galactic cosmic ray effects and nucleosynthetic homogeneity in the p-process isotope 190Pt and the other Platinum isotopes
Alison C. Hunt, Mattias Ek, Maria Schönbächler Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 29 May 2017 LINK “Platinum isotopes are sensitive to the effects of galactic cosmic rays (GCR), which can…
A Gibeon meteorite yields a high-performance water oxidation electrocatalystOPEN ACCESS
Florian Le Formal, Néstor Guijarro, Wiktor S. Bourée, Aswin Gopakumar, Mathieu S. Prévot, Albert Daubry, Loris Lombardo, Charlotte Sornay, Julie Voit, Arnaud Magrez, Paul J. Dyson and Kevin Sivula Energy Environ. Sci., 2016,9, 3448-3455 First…
Ion Microprobe Analyses of Carbon in Fe-Ni Metal in Iron Meteorites and Mesosiderites
Joseph I. Goldstein, Gary R. Huss, Edward R.D. Scott Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 28 December 2016 LINK “Carbon concentrations in kamacite, taenite, and plessite (kamacite-taenite intergrowths) were measured in…
Combined 238U/235U and Pb Isotopics of Planetary Core Material: The Absolute Age of the IVA Iron Muonionalusta
Brennecka G. A. * Amelin Y. Kleine T. 79th Annual Meeting of the Meteoritical Society (2016) #6296 LINK
Joegoldsteinite: A new sulfide mineral (MnCr2S4) from the Social Circle IVA iron meteorite
Junko Isa, Chi Ma, Alan E. Rubin American Mineralogist 10.2138/am-2016-5594 First Published on May 02, 2016 LINK “Joegoldsteinite, a new sulfide mineral of end-member formula MnCr2S4, was discovered in the Social Circle IVA iron meteorite….
A Core Dynamo on an Iron Meteorite Parent Body and the Magnetism of Metallic Asteroids
B. P. Weiss, J. F. J. Bryson, R. J. Harrison, J. A. Neufeld, L. T. Elkins-Tanton, C. T. Russell, C. A. Raymond, F. Nimmo, J. Herrero-Albillos, F. Kronast 47th Lunar and Planetary Science Conference (2016),…
327 kg Gibeon in the Fersman Mineralogical Museum, Moscow
video by Oleg Tarabanov VIDEO (HD)
