Experimental and isotopic insights into the formation of Earth’s first continents

Liam Hoare^1,2, Christopher Beyer², J. Elis Hoffmann³, Raúl O.C. Fonseca²

¹University of Tübingen; ²Ruhr-University Bochum; ³Freie Universität Berlin

Archean to Proterozoic siliciclastic rocks display bulk silicate Earth-like µ182W and µ142Nd compositions

Josua J. Pakulla¹, Niklas Kallnik¹, Leander Sämann¹, Mario Fischer-Gödde¹, Simon Hohl², Albertus J.B. Smith³, Sebastian Viehmann⁴, Guang-Yi Wei⁵, Frank Wombacher¹, Carsten Münker¹

¹Universität zu Köln, Institute of Geology and Mineralogy, Germany; ²Tongji University, School of Ocean and Earth Science, China; ³University of Johannesburg, Department of Geology, South Africa; ⁴Leibniz University Hannover, Institute of Earth System Sciences, Germany; ⁵Nanjing University, Department of Earth Sciences, Nanjing, China

Tracking the Rise of Superchondritic Zr/Hf in Banded Iron Formations: A Novel Redox Tracer?

Johanna Krayer¹, Arathy Ravindran², Josua J. Pakulla², Carsten Münker², Stefan Weyer¹, Sebastian Viehmann¹

¹Leibniz University Hanover, Institute of Earth System Sciences, Germany; ²University of Cologne, Department for Mineralogy and Geochemistry, Germany

Temperature of Moodies Group (3.2 Ga) fluid-escape structures: implications for microbial preservation

Razan Al Naabi¹, Christoph Heubeck¹, Hannes Stengel²

¹Fridrich-Schiller University Jena, Burgweg 11, 07749, Germany; ²Department of Earth and Planetary Sciences, Harvard University, Cambridge, MA 02138, USA

New age constraints for the Volyn biota

Martin Kutzschbach¹, Gerhard Franz², Vladimir Khomenko³, Vesvolod Chournousenko⁴, Armin Zeh⁵, Wolfgang Müller¹, Tobias Erhardt¹

¹Universität Franfurt, Germany; ²TU Berlin, Germany; ³IGMOF Acad. Sci., Kyiv, Ukraine; ⁴Volyn Quartz Samotsvety Company, Ukraine; ⁵KIT Karlsruhe, Germany

Evidence for serpentinization in the Columbia Hills, Gusev Crater, Mars adds to their habitability

Christian Schröder, Christian J. Renggli, Walter Goetz, Guillaume Leseigneur, Fred Goesmann

Max-Planck-Institut für Sonnensystemforschung, Germany