Research article

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, 0 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

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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, 0 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

Preprint under review for GChron (discussion: open, 2 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

Preprint under review for GChron (discussion: open, 1 comment)

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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

Preprint under review for GChron (discussion: final response, 2 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

Revised manuscript 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

| 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

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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

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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

Preprint under review for GChron (discussion: final response, 2 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

Revised manuscript under review for GChron (discussion: final response, 6 comments)

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15 Oct 2025

FAIR fission track analysis with geochron@home

Pieter Vermeesch, Tim Band, Jiangping He, Rex Galbraith, and Andrew Carter

EGUsphere, https://doi.org/10.5194/egusphere-2025-4948,https://doi.org/10.5194/egusphere-2025-4948, 2025

Revised manuscript accepted for GChron (discussion: final response, 4 comments)

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14 Oct 2025

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

EGUsphere, https://doi.org/10.5194/egusphere-2025-4801,https://doi.org/10.5194/egusphere-2025-4801, 2025

Revised manuscript under review for GChron (discussion: final response, 4 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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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

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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, 3 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

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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

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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)

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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

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