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16 Sep 2025
Nonparametric estimation of age–depth models from sedimentological and stratigraphic information
Niklas Hohmann, David De Vleeschouwer, Sietske Batenburg, and Emilia Jarochowska
Geochronology, 7, 427–448, https://doi.org/10.5194/gchron-7-427-2025,https://doi.org/10.5194/gchron-7-427-2025, 2025
Final revised paper published in GChron (12 comments)
Short summary
20 Mar 2025
Short communication: Updated CRN Denudation collections in OCTOPUS v2.3
Alexandru T. Codilean and Henry Munack
Geochronology, 7, 113–122, https://doi.org/10.5194/gchron-7-113-2025,https://doi.org/10.5194/gchron-7-113-2025, 2025
Final revised paper published in GChron (10 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
Final revised paper published in GChron (9 comments)
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27 Aug 2025
The virtual-spot approach: a simple method for image U–Pb carbonate geochronology by high-repetition-rate LA-ICP-MS
Guilhem Hoareau, Fanny Claverie, Christophe Pecheyran, Gaëlle Barbotin, Michael Perk, Nicolas E. Beaudoin, Brice Lacroix, and E. Troy Rasbury
Geochronology, 7, 387–407, https://doi.org/10.5194/gchron-7-387-2025,https://doi.org/10.5194/gchron-7-387-2025, 2025
Final revised paper published in GChron (7 comments)
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19 Aug 2025
Discordance dating: A new approach for dating alteration events
Jesse R. Reimink, Renan Beckman, Erik Schoonover, Max Lloyd, Joshua Garber, Joshua H. F. L. Davies, Alexander Cerminaro, Morgann G. Perrot, and Andrew Smye
Geochronology, 7, 369–385, https://doi.org/10.5194/gchron-7-369-2025,https://doi.org/10.5194/gchron-7-369-2025, 2025
Final revised paper published in GChron (7 comments)
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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
Final revised paper published in GChron (6 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
Final revised paper published in GChron (6 comments)
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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
Preprint under review for GChron (discussion: final response, 6 comments)
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24 Oct 2025
| Highlight paper
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
Final revised paper published in GChron (6 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
Final revised paper published in GChron (6 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, 6 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
Final revised paper published in GChron (6 comments)
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18 Sep 2025
Technical note: Incorporating topographic deflection effects into thermal history modelling
Richard A. Ketcham
Geochronology, 7, 449–458, https://doi.org/10.5194/gchron-7-449-2025,https://doi.org/10.5194/gchron-7-449-2025, 2025
Final revised paper published in GChron (6 comments)
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11 Sep 2025
Anomalous fading correction in luminescence dating – a mathematical reappraisal
Benny Guralnik and Georgina Elizabeth King
EGUsphere, https://doi.org/10.5194/egusphere-2025-4186,https://doi.org/10.5194/egusphere-2025-4186, 2025
Preprint under review for GChron (discussion: final response, 6 comments)
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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
Final revised paper published in GChron (6 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
Final revised paper published in GChron (4 comments)
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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
Final revised paper published in GChron (4 comments)
Short summary Editorial statement
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
Final revised paper published in GChron (4 comments)
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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
Final revised paper published in GChron (4 comments)
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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
Final revised paper published in GChron (4 comments)
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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
Final revised paper published in GChron (4 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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04 Dec 2025
Technical note: Investigation into the relationship between zircon structural damage and Pb mobility using chemical abrasion, SIMS, Raman spectroscopy, and atom probe tomography
Charles W. Magee Jr., Lutz Nasdala, Renelle Dubosq, Baptiste Gault, and Simon Bodorkos
Geochronology, 7, 591–602, https://doi.org/10.5194/gchron-7-591-2025,https://doi.org/10.5194/gchron-7-591-2025, 2025
Final revised paper published in GChron (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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24 Nov 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. Simões, and Ricardo Fernandes
Geochronology, 7, 583–589, https://doi.org/10.5194/gchron-7-583-2025,https://doi.org/10.5194/gchron-7-583-2025, 2025
Final revised paper published in GChron (4 comments)
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18 Nov 2025
OSLThermo and ESRThermo: Libraries of codes for trapped-charge thermochronometry
Chloé Bouscary, Georgina E. King, Melanie Kranz-Bartz, Maxime Bernard, Rabiul H. Biswas, Lily Bossin, Arnaud Duverger, Benny Guralnik, Frédéric Herman, Ugo Nanni, Nadja Stalder, Pierre G. Valla, Vjeran Visnjevic, and Xiaoxia Wen
EGUsphere, https://doi.org/10.5194/egusphere-2025-5474,https://doi.org/10.5194/egusphere-2025-5474, 2025
Preprint 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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03 Nov 2025
Technical note: Improved calculation of volume, FT correction, and other derived data for polished zircon (U-Th)/He thermochronology
Barra A. Peak
Geochronology, 7, 571–582, https://doi.org/10.5194/gchron-7-571-2025,https://doi.org/10.5194/gchron-7-571-2025, 2025
Final revised paper published in GChron (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
Final revised paper published in GChron (4 comments)
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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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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
Final revised paper published in GChron (4 comments)
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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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05 Sep 2025
Meteoric beryllium-10 fluxes from soil inventory measurements in the East River watershed, Colorado, USA
José María Marmolejo-Cossío, Isaac James Larsen, and Alan J. Hidy
EGUsphere, https://doi.org/10.5194/egusphere-2025-4254,https://doi.org/10.5194/egusphere-2025-4254, 2025
Preprint under review for GChron (discussion: final response, 4 comments)
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04 Sep 2025
Interlaboratory reproducibility of ID-TIMS U–Pb geochronology evaluated with a pre-spiked natural zircon solution
Dawid Szymanowski, Jörn-Frederik Wotzlaw, Maria Ovtcharova, Blair Schoene, Urs Schaltegger, Mark D. Schmitz, Ryan B. Ickert, Cyril Chelle-Michou, Kevin R. Chamberlain, James L. Crowley, Joshua H. F. L. Davies, Michael P. Eddy, Sean P. Gaynor, Alexandra Käßner, Michael T. Mohr, André N. Paul, Jahandar Ramezani, Simon Tapster, Marion Tichomirowa, Albrecht von Quadt, and Corey J. Wall
Geochronology, 7, 409–425, https://doi.org/10.5194/gchron-7-409-2025,https://doi.org/10.5194/gchron-7-409-2025, 2025
Final revised paper published in GChron (4 comments)
Short summary
27 Aug 2025
Analytical and modelling strategies for thermal histories from in situ (U-Th-Sm)/He data of single apatites
Ann-Kathrin Maier, Christoph Glotzbach, and Sarah Falkowski
EGUsphere, https://doi.org/10.5194/egusphere-2025-3879,https://doi.org/10.5194/egusphere-2025-3879, 2025
Revised manuscript accepted for GChron (discussion: final response, 4 comments)
Short summary
14 Aug 2025
Short communication: A database of the global distribution of (U-Th) ∕ He ages and U and Th contents of goethites
Hevelyn S. Monteiro, Kenneth A. Farley, and Paulo M. Vasconcelos
Geochronology, 7, 357–368, https://doi.org/10.5194/gchron-7-357-2025,https://doi.org/10.5194/gchron-7-357-2025, 2025
Final revised paper published in GChron (4 comments)
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08 Aug 2025
Technical note: Geodynamic Thermochronology (GDTchron) – A Python package to calculate low-temperature thermochronometric ages from geodynamic numerical models
Dylan A. Vasey, Peter M. Scully, John B. Naliboff, and Sascha Brune
EGUsphere, https://doi.org/10.5194/egusphere-2025-3578,https://doi.org/10.5194/egusphere-2025-3578, 2025
Revised manuscript accepted for GChron (discussion: final response, 4 comments)
Short summary
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
Final revised paper published in GChron (4 comments)
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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
Final revised paper published in GChron (4 comments)
Short summary
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
Final revised paper published in GChron (4 comments)
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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
Final revised paper published in GChron (4 comments)
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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
Final revised paper published in GChron (4 comments)
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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
Final revised paper published in GChron (4 comments)
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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
Final revised paper published in GChron (4 comments)
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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: final response, 4 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
Final revised paper published in GChron (4 comments)
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28 Apr 2025
Terrestrial cosmogenic nuclide bedrock depth profiles used to infer changes in Holocene glacier cover, Vintage Peak, southern Coast Mountains, British Columbia
Adam C. Hawkins, Brent M. Goehring, and Brian Menounos
Geochronology, 7, 157–172, https://doi.org/10.5194/gchron-7-157-2025,https://doi.org/10.5194/gchron-7-157-2025, 2025
Final revised paper published in GChron (4 comments)
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04 Apr 2025
U–Pb dating on calcite paleosol nodules: first absolute age constraints on the Miocene continental succession of the Paris Basin
Vincent Monchal, Rémi Rateau, Kerstin Drost, Cyril Gagnaison, Bastien Mennecart, Renaud Toullec, Koen Torremans, and David Chew
Geochronology, 7, 139–156, https://doi.org/10.5194/gchron-7-139-2025,https://doi.org/10.5194/gchron-7-139-2025, 2025
Final revised paper published in GChron (4 comments)
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01 Apr 2025
New controls on sedimentation and climate in the central equatorial Pacific Ocean
Allison W. Jacobel, Kassandra M. Costa, Lily M. Applebaum, and Serena Conde
Geochronology, 7, 123–138, https://doi.org/10.5194/gchron-7-123-2025,https://doi.org/10.5194/gchron-7-123-2025, 2025
Final revised paper published in GChron (4 comments)
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19 Mar 2025
Measuring varve thickness using micro-computed tomography (µCT): a comparison with thin section
Marie-Eugénie Meusseunan Pascale Jamba, Pierre Francus, Antoine Gagnon-Poiré, and Guillaume St-Onge
Geochronology, 7, 83–111, https://doi.org/10.5194/gchron-7-83-2025,https://doi.org/10.5194/gchron-7-83-2025, 2025
Final revised paper published in GChron (4 comments)
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