The following lists the recent preprints posted on EGUsphere with GChron-related topics, the recent preprints posted in GChron’s discussion forum, as well as final revised papers published recently in GChron.
07 Aug 2025
Radiometric dating of Middle Pleistocene carbonates: assessing consistency and performance of the U–Th and U–Pb dating methods
Timothy J. Pollard, Jon D. Woodhead, Russell N. Drysdale, R. Lawrence Edwards, Xianglei Li, Ashlea N. Wainwright, Mathieu Pythoud, Hai Cheng, John C. Hellstrom, Ilaria Isola, Eleonora Regattieri, Giovanni Zanchetta, and Dylan S. Parmenter
Geochronology, 7, 335–355, https://doi.org/10.5194/gchron-7-335-2025,https://doi.org/10.5194/gchron-7-335-2025, 2025
Short summary
06 Aug 2025
Further investigations into the accuracy of infrared radiofluorescence (IR-RF) and its inter-comparison with infrared photoluminescence (IRPL) dating
Mariana Sontag-González, Madhav K. Murari, Mayank Jain, Marine Frouin, and Markus Fuchs
Geochronology, 7, 289–308, https://doi.org/10.5194/gchron-7-289-2025,https://doi.org/10.5194/gchron-7-289-2025, 2025
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06 Aug 2025
Zircon micro-inclusions as an obstacle for in situ garnet U–Pb geochronology: an example from the As Sifah eclogite locality, Oman
Jesse B. Walters, Joshua M. Garber, Aratz Beranoaguirre, Leo J. Millonig, Axel Gerdes, Tobias Grützner, and Horst R. Marschall
Geochronology, 7, 309–333, https://doi.org/10.5194/gchron-7-309-2025,https://doi.org/10.5194/gchron-7-309-2025, 2025
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05 Aug 2025
The quantification of down-hole fractionation for laser ablation mass spectrometry
Jarred C. Lloyd, Carl Spandler, Sarah E. Gilbert, and Derrick Hasterok
Geochronology, 7, 265–287, https://doi.org/10.5194/gchron-7-265-2025,https://doi.org/10.5194/gchron-7-265-2025, 2025
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04 Aug 2025
Cosmogenic 3He dating of olivine with tightly retained mantle 3He, Volcano Mountain, Yukon
Jessica M. Mueller, Jeffrey D. Bond, Kenneth A. Farley, and Brent C. Ward
Geochronology, 7, 255–263, https://doi.org/10.5194/gchron-7-255-2025,https://doi.org/10.5194/gchron-7-255-2025, 2025
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28 Jul 2025
Technical note: 21Ne in the CoQtz-N quartz standard material
Greg Balco
Geochronology, 7, 247–253, https://doi.org/10.5194/gchron-7-247-2025,https://doi.org/10.5194/gchron-7-247-2025, 2025
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16 Jul 2025
Environmental gamma dose rate measurements using cadmium zinc telluride (CZT) detectors
Sebastian Kreutzer, Loïc Martin, Didier Miallier, and Norbert Mercier
Geochronology, 7, 229–246, https://doi.org/10.5194/gchron-7-229-2025,https://doi.org/10.5194/gchron-7-229-2025, 2025
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11 Jul 2025
Global analysis of in situ cosmogenic 26Al and 10Be and inferred erosion rate ratios in modern fluvial sediments indicates widespread sediment storage and burial during transport
Christopher T. Halsted, Paul R. Bierman, Alexandru T. Codilean, Lee B. Corbett, and Marc W. Caffee
Geochronology, 7, 213–228, https://doi.org/10.5194/gchron-7-213-2025,https://doi.org/10.5194/gchron-7-213-2025, 2025
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08 Jul 2025
Dating Late Pleistocene pluvial lake shorelines in the Great Basin, USA using rock surface luminescence dating techniques: developing new approaches for challenging lithologies
Christina Michelle Neudorf, Teresa Wriston, Geraint T. H. Jenkins, and Sebastien Huot
EGUsphere, https://doi.org/10.5194/egusphere-2025-3010,https://doi.org/10.5194/egusphere-2025-3010, 2025
Preprint under review for GChron (discussion: open, 0 comments)
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02 Jul 2025
Cosmogenic 3He exposure dating in mafic rocks by 'Virtual mineral separation' of pyroxene
Marie Bergelin, Greg Balco, and Richard A. Ketcham
EGUsphere, https://doi.org/10.5194/egusphere-2025-3033,https://doi.org/10.5194/egusphere-2025-3033, 2025
Preprint under review for GChron (discussion: open, 2 comments)
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05 Jun 2025
A comparison between in situ monazite Lu–Hf and U–Pb geochronology
Alexander T. De Vries Van Leeuwen, Stijn Glorie, Martin Hand, Jacob Mulder, and Sarah E. Gilbert
Geochronology, 7, 199–211, https://doi.org/10.5194/gchron-7-199-2025,https://doi.org/10.5194/gchron-7-199-2025, 2025
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16 May 2025
Technical note: Investigation into the mechanism of chemical abrasion using SHRIMP, Raman spectroscopy and atom probe tomography
Charles W. Magee, Jr, Lutz Nasdala, Renelle Dubosq, Baptiste Gault, and Simon Bodorkos
EGUsphere, https://doi.org/10.5194/egusphere-2025-1810,https://doi.org/10.5194/egusphere-2025-1810, 2025
Revised manuscript under review for GChron (discussion: final response, 4 comments)
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15 May 2025
40Ar ∕ 39Ar age constraints on the formation of fluid-rich quartz veins from the NW Rhenohercynian zone (Rursee area, Germany)
Akbar Aydin Oglu Huseynov, Jan Wijbrans, Klaudia Kuiper, and Jeroen van der Lubbe
Geochronology, 7, 173–197, https://doi.org/10.5194/gchron-7-173-2025,https://doi.org/10.5194/gchron-7-173-2025, 2025
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14 May 2025
Short communication: Estimating radiocarbon reservoir effects in Bolivian Amazon freshwater lakes
Asier García-Escárzaga, Umberto Lombardo, Patricia M. Bello-Alonso, José M. Capriles, André Colonese, Kate Dudgeon, Carlos D. Duarte, and Ricardo Fernandes
EGUsphere, https://doi.org/10.5194/egusphere-2025-1960,https://doi.org/10.5194/egusphere-2025-1960, 2025
Preprint under review for GChron (discussion: final response, 2 comments)
Short summary
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