Editors: Philippa Ascough, Tibor J. Dunai, Georgina King, Andreas Lang & Klaus Mezger
eISSN: GChron 2628-3719, GChronD 2628-3735
Geochronology (GChron) is a not-for-profit international scientific journal dedicated to the discussion and publication of high-quality research on the physical, chemical, and biological processes used to quantify time in all environmental and geological settings throughout Earth's history.
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GChron is indexed in the Web of Science, Scopus, Google Scholar, etc. We refrain from displaying the journal metrics prominently on the landing page since citation metrics used in isolation do not describe importance, impact, or quality of a journal. However, these metrics can be found on the journal metrics page.
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
Short summary
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
Preprint under review for GChron (discussion: open, 0 comments)
Short summary
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
Short summary
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: open, 0 comments)
Short summary
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: open, 0 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
Preprint under review for GChron (discussion: open, 1 comment)
Short summary
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
Preprint under review for GChron (discussion: open, 1 comment)
Short summary
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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Highlight articles
24 Oct 2025
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
All EGU highlight articles
News
06 Mar 2025
Get involved, become a referee, and help shape GChron's community publication output
We are pleased to announce that a new referee application form is now available. This means that if you are interested in contributing to the peer-review process and supporting high-quality scientific publishing in your community then you can apply today to become a referee. Your expertise can make a difference. Visit the online form here to learn more and join our reviewer community. 
06 Mar 2025
Get involved, become a referee, and help shape GChron's community publication output
We are pleased to announce that a new referee application form is now available. This means that if you are interested in contributing to the peer-review process and supporting high-quality scientific publishing in your community then you can apply today to become a referee. Your expertise can make a difference. Visit the online form here to learn more and join our reviewer community. 
10 Feb 2025
Thank you to all our referees in 2024!
A big thank you to all referees for their volunteer work in providing fair, thorough, and constructive peer-review reports! Through their invaluable contribution our interactive open-access journals maintain their high scientific standards and their ongoing success. 
10 Feb 2025
Thank you to all our referees in 2024!
A big thank you to all referees for their volunteer work in providing fair, thorough, and constructive peer-review reports! Through their invaluable contribution our interactive open-access journals maintain their high scientific standards and their ongoing success. 
Notice on the current situation in Ukraine
To show our support for Ukraine, all fees for papers from authors (first or corresponding authors) affiliated to Ukrainian institutions are automatically waived, regardless if these papers are co-authored by scientists affiliated to Russian and/or Belarusian institutions. The only exception will be if the corresponding author or first contact (contractual partner of Copernicus) are from a Russian and/or Belarusian institution, in that case the APCs are not waived.
In accordance with current European restrictions, Copernicus Publications does not step into business relations with and issue APC-invoices (articles processing charges) to Russian and Belarusian institutions. The peer-review process and scientific exchange of our journals including preprint posting is not affected. However, these restrictions require that the first contact (contractual partner of Copernicus) has an affiliation and invoice address outside Russia or Belarus.