Ruthenium isotopes show the Chicxulub impactor was a carbonaceous-type asteroid
Mario Fischer-Gödde, Jonas Tusch, Steven Goderis, Alessandro Bragagni, Tanja Mohr-Westheide, Nils Messling, Bo-Magnus Elfers, Birger Schmitz, Wolf U. Reimold, Wolfgang D. Maier, Philippe Claeys, Christian Koeberl, François L. H. Tissot, Martin Bizzarro, and Carsten Münker…
Microstructural and chemical features of impact melts on Ryugu particle surfaces: Records of interplanetary dust hit on asteroid RyuguOPEN ACCESS
Megumi Matsumoto, Junya Matsuno, Akira Tsuchiyama, Tomoki Nakamura, Yuma Enokido, Mizuha Kikuiri, Aiko Nakato, Masahiro Yasutake, Kentaro Uesugi, Akihisa Takeuchi, […] Yuichi Tsuda Science Advances19 Jan 2024Vol 10, Issue 3 LINK (OPEN ACCESS)PDF (OPEN ACCESS)…
The chondritic impactor origin of the Ni-rich component in Australasian tektites and microtektitesOPEN ACCESS
L. Folco, P. Rochette, M. D’Orazio, M. Masotta Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 23 September 2023 LINK (OPEN ACCESS) “In the Earth’s crust, Ni is generally concentrated in mafic and ultramafic…
Metal microspherules in breccias of the Onaping Formation, Sudbury impact structure, Ontario, Canada
Yevgeniy P. Gurov, Vitaliy V. Permiakov MAPSVersion of Record online: 22 June 2023 LINK “Metallic microspheres have been found in rocks from the Onaping Formation of the Sudbury impact structure, Canada. Microspherules are common in…
Chromium isotopes identify the extraterrestrial component in impactites from Dhala impact structure, IndiaOPEN ACCESS
Aryavart Anand, Anuj Kumar Singh, Klaus Mezger, Jayanta Kumar Pati MAPS, Version of Record online: 09 May 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The Dhala structure in north-central India is a confirmed complex impact structure…
Early bombardment of the moon: Connecting the lunar crater record to the terrestrial planet formation
David Nesvorný, Fernando V. Roig, David Vokrouhlický, William F. Bottke, Simone Marchi, Alessandro Morbidelli, Rogerio Deienno Icarus, Available online 29 March 2023, 115545 LINK „The lunar crater record features ∼50 basins. The radiometric dating of…
Meteoritic component in impact breccias of the Jeokjung-Chogye structure, South Korea: Evidence from the HSE abundances and Re-Os isotopic systematics
Sung Hi Choi, Jeong-Hyun Lee, Seung-Sep Kim, Jaehyung Yu, Igor S. Puchtel Chemical GeologyIn Press, Journal Pre-proof, Available online 1 October 2022 LINK “Highlights • We report HSE and Re-Os isotope data for impactites from…
Fingerprinting the Cretaceous-Paleogene boundary impact with Zn isotopesOPEN ACCESS
Ryan Mathur, Brandon Mahan, Marissa Spencer, Linda Godfrey, Neil Landman, Matthew Garb, D. Graham Pearson, Sheng-Ao Liu & Francisca E. Oboh-Ikuenobe Nature Communications volume 12, Article number: 4128 (2021)Published: 05 July 2021 LINK (OPEN ACCESS)PDF…
Exogenous copper sulfide in returned asteroid Itokawa regolith grains are likely relicts of prior impacting bodyOPEN ACCESS
Katherine D. Burgess & Rhonda M. Stroud Communications Earth & Environment, Volume 2, Article number: 115 (2021) LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Samples from asteroid 25143 Itokawa returned by the Hayabusa mission have been identified…
The Chicxulub Impactor: Comet or Asteroid?
Steve Desch, Alan Jackson, Jessica Noviello, Ariel Anbar To be published in Astronomy and Geophysics PDF (OPEN ACCESS) “A recent paper by Siraj & Loeb (2021) entitled “Breakup of a long-period comet as the origin…
The isotopic composition of volatiles in the unique Bench Crater carbonaceous chondrite impactor found in the Apollo 12 regolith
K.H. Joy, R. Tartèse, S. Messenger, M.E. Zolensky, Y. Marrocchi, D.R. Frank, D.A. Kring Earth and Planetary Science LettersVolume 540, 15 June 2020, 116265 LINK “Highlights • The lunar regolith has accumulated volatiles from impacting…
Origin of lunar fragmental matrix breccias—Highly siderophile element constraints
Philipp Gleißner, Harry Becker Meteoritics & Planetary Science First Published: 19 July 2019 LINK “Ejecta at North Ray crater (Apollo 16) sampled a unique section of the lunar highlands not accessible at most other landing…
Identification of a meteoritic component using chromium isotopic composition of impact rocks from the Lonar impact structure, India
Berengere Mougel, Frederic Moynier, Christian Koeberl, Daniel Wielandt, Martin Bizzarro Meteoritics & Planetary Science First Published: 9 June 2019 LINK “The existence of mass‐independent chromium isotope variability of nucleosynthetic origin in meteorites and their components…
Projectile preservation during oblique hypervelocity impacts
Daly, R. T. and Schultz, P. H. Meteorit Planet Sci. . doi:10.1111/maps.13081 LINK “Impact angle plays a significant role in determining the fate of the projectile. In this study, we use a suite of hypervelocity…
Evidence for a chondritic impactor, evaporation-condensation effects and melting of the Precambrian basement beneath the ‘target’ Deccan basalts at Lonar crater, India
Rahul Das Gupta, Anupam Banerjee, Steven Goderis, Philippe Claeys, Frank Vanhaecke, Ramananda Chakrabarti Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 19 July 2017 LINK “The ∼1.88 km diameter Lonar impact crater formed…
A METEORITE FRAGMENT TRAPPED BETWEEN POSITIVE AND NEGATIVE SHATTER CONES IN A LIMESTONE BLOCK STORED AT THE METEORKRATER-MUSEUM STEINHEIM, GERMANY
E. Buchner, M. Hölzel, M. Schmieder, M. Rasser, J. Fietzke, M. Frische, S. Kutterolf 80th Annual Meeting of the Meteoritical Society 2017 abstract “A metallic fragment on a shatter cone surface of a shattered limestone…
