Barberton Greenstone Belt

Meteoritic highly siderophile element and Re‐Os isotope signatures of Archean spherule layers from the CT3 drill core, Barberton Greenstone Belt, South AfricaOPEN ACCESS

18/01/2019 19:31 · by karmaka · in impact / impact-structures

Seda Ozdemir, Toni Schulz, David van Acken, Ambre Luguet, W. Uwe Reimold, Christian Koeberl Meteorit Planet Sci. doi:10.1111/maps.13234 PDF (OPEN ACCESS)LINK (OPEN ACCESS) “Archean spherule layers represent the only currently known remnants of the early…

Transmission electron microscopy of impact‐generated platinum group element alloys from Barberton spherule layers: New clues to their formation

07/05/2018 06:39 · by karmaka · in impact / impact-structures

Mohr‐Westheide, T. , Greshake, A. , Wirth, R. and Reimold, W. U. Meteorit Planet Sci. . doi:10.1111/maps.13109 LINK “The oldest known large bolide impacts onto Earth are represented by approximately 3.47–3.2 Ga old Archean spherule…

Early Archean spherule layers from the Barberton Greenstone Belt, South Africa: Mineralogy and geochemistry of the spherule beds in the CT3 drill coreOPEN ACCESS

28/11/2017 08:51 · by karmaka · in impact / impact-structures

Ozdemir, S., Schulz, T., Koeberl, C., Reimold, W. U., Mohr-Westheide, T., Hoehnel, D. and Schmitt, R. T. Meteorit Planet Sci. doi:10.1111/maps.12998 LINK (OPEN ACCESS) “Little is known about the Hadean and the Archean impact record…

New constraints on the Paleoarchean meteorite bombardment of the Earth – Geochemistry and Re-Os isotope signatures of spherule layers in the BARB5 ICDP drill core from the Barberton Greenstone Belt, South Africa

02/06/2017 06:42 · by karmaka · in impact / impact-structures, meteor/meteoroid/bolide

Toni Schulz, Christian Koeberl, Ambre Luguet, David Van Acken, Tanja Mohr-Westheide, Seda Ozdemir, Wolf Uwe Reimold Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 1 June 2017 LINK “Archean spherule layers, resulting from…