Geochronology
Geochronology
GChron

Research article

19 Mar 2026
Testing current estimates of the in situ cosmogenic 10Be production rate in the north-western British Isles, with implications for ice sheet behaviour during Termination 1
Gordon R. M. Bromley, Brenda L. Hall, Aaron E. Putnam, and Thomas V. Lowell
EGUsphere, https://doi.org/10.5194/egusphere-2026-1443,https://doi.org/10.5194/egusphere-2026-1443, 2026
Preprint under review for GChron (discussion: open, 0 comments)
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16 Mar 2026
On some factors controlling fission-track etch rates in apatite
Raymond Jonckheere, Florian Trilsch, Jie Liu, Pengfei Zhai, and Thorsten Nagel
EGUsphere, https://doi.org/10.5194/egusphere-2026-889,https://doi.org/10.5194/egusphere-2026-889, 2026
Preprint under review for GChron (discussion: open, 0 comments)
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11 Mar 2026
U-Pb dating of chrysocolla from supergene copper deposits in the Coastal Cordillera of northern Chile, Atacama Desert
Juan Ríos-Contesse, Richard Albert, Benedikt Ritter-Prinz, Axel Gerdes, Tibor Dunai, and Eduardo Campos
Geochronology, 8, 143–164, https://doi.org/10.5194/gchron-8-143-2026,https://doi.org/10.5194/gchron-8-143-2026, 2026
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03 Mar 2026
In situ cosmogenic 10Be and 26Al reveal the complex exposure and erosion history of the landscape once covered by the Quebec-Labrador Ice Dome
Peyton M. Cavnar, Paul R. Bierman, Jeremy D. Shakun, Lee B. Corbett, Danielle LeBlanc, Gillian L. Galford, Pierre-Olivier Couette, Jean-Francois Ghienne, Patrick Lajeunesse, Jérôme van der Woerd, and Marc Caffee
Geochronology, 8, 119–141, https://doi.org/10.5194/gchron-8-119-2026,https://doi.org/10.5194/gchron-8-119-2026, 2026
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25 Feb 2026
| Highlight paper
FAIR fission track analysis with geochron@home
Pieter Vermeesch, Tim Band, Jiangping He, Rex Galbraith, and Andrew Carter
Geochronology, 8, 109–118, https://doi.org/10.5194/gchron-8-109-2026,https://doi.org/10.5194/gchron-8-109-2026, 2026
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12 Feb 2026
Past the first date: Resolving successive lead-loss episodes in zircon
Lucy Margaret Mathieson and Christopher L. Kirkland
EGUsphere, https://doi.org/10.5194/egusphere-2026-280,https://doi.org/10.5194/egusphere-2026-280, 2026
Preprint under review for GChron (discussion: open, 2 comments)
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05 Feb 2026
Global and regional Pleistocene benthic δ18O stacks with a comparison of different age modeling strategies
Yuxin Zhou, Lorraine E. Lisiecki, Stephen R. Meyers, Taehee Lee, and Charles Lawrence
Geochronology, 8, 85–107, https://doi.org/10.5194/gchron-8-85-2026,https://doi.org/10.5194/gchron-8-85-2026, 2026
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26 Jan 2026
Improving crystallization and eruption age estimation using U-Th disequilibrium dating of young volcanic zircon
Zoe Moser, Marcel Guillong, Chetan Nathwani, Kurumi Iwahashi, Razvan-Gabriel Popa, and Olivier Bachmann
Geochronology, 8, 63–84, https://doi.org/10.5194/gchron-8-63-2026,https://doi.org/10.5194/gchron-8-63-2026, 2026
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20 Jan 2026
Dating circulations of hydrothermal fluids in the crystalline basements of unconformity-related metallic deposits using in situ Rb/Sr geochronology: proof of concept
Quentin Boulogne, Gaétan Milesi, Chantal Peiffert, Emmy Fischer, Christophe Ballouard, Mehdi Serdoun, Thomas Obin, Andreï Lecomte, Pierre Martz, Andrew Kaczowka, and Julien Mercadier
EGUsphere, https://doi.org/10.5194/egusphere-2025-6469,https://doi.org/10.5194/egusphere-2025-6469, 2026
Preprint under review for GChron (discussion: open, 1 comment)
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19 Jan 2026
Exploring the relationships between Electron Spin Resonance (ESR)/Luminescence (OSL/TL) properties and trace element composition from quartz in various bedrocks (Strengbach catchment, Vosges)
Hélène Tissoux, Magali Rizza, Claire Aupart, Gilles Rixhon, Pierre G. Valla, Manon Boulay, Philippe Lach, and Pierre Voinchet
Geochronology, 8, 37–61, https://doi.org/10.5194/gchron-8-37-2026,https://doi.org/10.5194/gchron-8-37-2026, 2026
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16 Jan 2026
Cosmogenic 3He exposure dating in mafic rocks by “Virtual mineral separation” of pyroxene
Marie Bergelin, Greg Balco, and Richard A. Ketcham
Geochronology, 8, 19–35, https://doi.org/10.5194/gchron-8-19-2026,https://doi.org/10.5194/gchron-8-19-2026, 2026
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13 Jan 2026
Extraction of multiple ages from c-axis projected fission tracks
Peter K. Jensen
EGUsphere, https://doi.org/10.5194/egusphere-2025-6510,https://doi.org/10.5194/egusphere-2025-6510, 2026
Preprint under review for GChron (discussion: open, 4 comments)
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07 Jan 2026
Rapid dose rate estimation for trapped charge dating using pXRF measurements of potassium concentration
Sam Woor, Mitch K. D'Arcy, Olav B. Lian, Maria Schaarschmidt, and Julie A. Durcan
Geochronology, 8, 1–18, https://doi.org/10.5194/gchron-8-1-2026,https://doi.org/10.5194/gchron-8-1-2026, 2026
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31 Dec 2025
Response of Rb-Sr system in biotite during contact metamorphism in the aureole of the Makhavinekh Lake Pluton, Labrador
Christopher R.M. McFarlane
EGUsphere, https://doi.org/10.5194/egusphere-2025-6320,https://doi.org/10.5194/egusphere-2025-6320, 2025
Revised manuscript accepted for GChron (discussion: final response, 6 comments)
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16 Dec 2025
A progressively elevated temperature (PET) IRSL SAR procedure – first experiments and results
Annette Kadereit, Mariana Sontag-González, Sebastian Kreutzer, Marco Colombo, Christoph Schmidt, and Paul R. Hanson
EGUsphere, https://doi.org/10.5194/egusphere-2025-5978,https://doi.org/10.5194/egusphere-2025-5978, 2025
Revised manuscript under review for GChron (discussion: final response, 4 comments)
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25 Nov 2025
Atmospheric 10Be from Talos Dome (East Antarctic) ice core records geomagnetic dipole intensity from 170 to 270 ka BP
Alexis Lamothe, Edouard Bard, Nicolas Thouveny, Ellyn Auriol, Mirko Severi, Rita Traversi, Martine de Angelis, Frank Wilhelms, Robert Mulvaney, Fawzi Zaidi, Georges Aumaitre, Karim Keddadouche, and Mélanie Baroni
EGUsphere, https://doi.org/10.5194/egusphere-2025-5707,https://doi.org/10.5194/egusphere-2025-5707, 2025
Revised manuscript under review for GChron (discussion: final response, 4 comments)
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12 Nov 2025
Simplified modeling of the impact of lithospheric-scale geological processes on thermal histories and low-temperature thermochronometers
Dawn A. Kellett and David M. Whipp
EGUsphere, https://doi.org/10.5194/egusphere-2025-5403,https://doi.org/10.5194/egusphere-2025-5403, 2025
Preprint under review for GChron (discussion: final response, 4 comments)
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27 Oct 2025
StratoBayes: a Bayesian method for automated stratigraphic correlation and age modelling
Kilian Eichenseer, Matthias Sinnesael, Martin R. Smith, and Andrew R. Millard
Geochronology, 7, 545–570, https://doi.org/10.5194/gchron-7-545-2025,https://doi.org/10.5194/gchron-7-545-2025, 2025
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24 Oct 2025
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Accuracy and validity of maximum depositional ages in light of tandem (laser ablation and isotope dilution) U–Pb detrital zircon geochronology, including results from northern Alaska
Trystan M. Herriott, James L. Crowley, Marwan A. Wartes, David L. LePain, and Mark D. Schmitz
Geochronology, 7, 513–543, https://doi.org/10.5194/gchron-7-513-2025,https://doi.org/10.5194/gchron-7-513-2025, 2025
Short summary Editorial statement
22 Oct 2025
Diffusion kinetics of 3He in pyroxene and plagioclase and applications to cosmogenic exposure dating and paleothermometry in mafic rocks
Marie Bergelin, Andrew L. Gorin, Greg Balco, and William S. Cassata
Geochronology, 7, 493–511, https://doi.org/10.5194/gchron-7-493-2025,https://doi.org/10.5194/gchron-7-493-2025, 2025
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22 Oct 2025
40Ar/39Ar constraints on the eruption history of the Christiana Volcano of the Christiana-Santorini-Kolumbo volcanic field, Greece
Pieter Zeger Vroon, Teun Beemster, Xiaolong Zhou, Paraskevi Nomikou, Martijn Klaver, Jan R. Wijbrans, and Klaudia F. Kuiper
EGUsphere, https://doi.org/10.5194/egusphere-2025-4857,https://doi.org/10.5194/egusphere-2025-4857, 2025
Revised manuscript accepted for GChron (discussion: final response, 4 comments)
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20 Oct 2025
How much K is OK? Evaluating different methods for K-concentration determination and the effect of the internal K concentration on feldspar luminescence dating
Linda A. E. Maßon, Svenja Riedesel, Stephan Opitz, Anja Zander, Anthony Bell, Hanna Cieszynski, and Tony Reimann
Geochronology, 7, 475–492, https://doi.org/10.5194/gchron-7-475-2025,https://doi.org/10.5194/gchron-7-475-2025, 2025
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17 Oct 2025
Novel insights into the post-IR IRSL200 signal bleachability of single-grain K-feldspars in fluvial modern analogues from the Southern Central Andes, Chile
Arindam Biswas, Svenja Riedesel, Louise Karman-Besson, Max Hellers, Anne Guyez, Stéphane Bonnet, and Tony Reimann
EGUsphere, https://doi.org/10.5194/egusphere-2025-4809,https://doi.org/10.5194/egusphere-2025-4809, 2025
Revised manuscript under review for GChron (discussion: final response, 4 comments)
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15 Oct 2025
Muon paleotopometry
John C. Gosse, Alan J. Hidy, Lauren MacLellan, Joel Pederson, Maya Soukup, Gerald Raab, Matt Drew, Sophie Norris, Marie-Cécile Piro, and William U. Woodley
EGUsphere, https://doi.org/10.5194/egusphere-2025-4370,https://doi.org/10.5194/egusphere-2025-4370, 2025
Preprint under review for GChron (discussion: final response, 7 comments)
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10 Oct 2025
Carbonate 206Pb ∕ 238U problems and potential 207Pb ∕ 235U fixes
Pieter Vermeesch, Noah McLean, Anton Vaks, Tzahi Golan, Sebastian F. M. Breitenbach, and Randall Parrish
Geochronology, 7, 459–473, https://doi.org/10.5194/gchron-7-459-2025,https://doi.org/10.5194/gchron-7-459-2025, 2025
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