Low-thermochronology data in the Ukrainian Carpathians wedge

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Main Authors: Roger, Marion, de Leeuw, Arjan, van der Beek, Peter A, Husson, Laurent, Sobel, Edward R, Glodny, Johannes, Bernet, Matthias
Format: Dataset Open Access
Language:en
Published: PANGAEA 2023
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author Roger, Marion
de Leeuw, Arjan
van der Beek, Peter A
Husson, Laurent
Sobel, Edward R
Glodny, Johannes
Bernet, Matthias
author_facet Roger, Marion
de Leeuw, Arjan
van der Beek, Peter A
Husson, Laurent
Sobel, Edward R
Glodny, Johannes
Bernet, Matthias
collection Datos científicos de ciencias marinas y ambientales
contents We wanted to model the time-temperature path of each tectonic unit of the Ukrainian Carpathians wedge to constrain the burial and accretion phase and assess the thermal evolution of the belt. During a field campaign in Ukraine in 2019, fourteen samples, weighing 3-5 kg each, were collected from sandstones across three transects in the Ukrainian Carpathians. Sampling focused on areas that were not targeted in previous studies (Andreucci et al., 2015; Nakapelyukh et al., 2018), aiming to collect at least one sample per tectonic unit along each transect. We conducted analysis for three thermochronometers; apatite fission-track (AFT), (U-Th)/He on apatite and on zircon grains (AHe and ZHe). Eleven of our samples gave statistically exploitable results. Most of the AHe single-grain are reset, whereas ZHe single-grain are mostly partially reset to fully non-reset. Aft ages are characterized by significant age dispersion (25-65 %), and are partially reset. During this work the author's contribution was as followed: AdL acquired funding for the project; AdL and MR planned the field campaign and sampled; MR and MB performed AFT analyses; ERS, MR and JG performed the AHe and ZHe measurements; ERS, MB and PvdB analyzed the data.
format Dataset Open Access
id pangaea_https___doi_org_10_1594_PANGAEA_956987
institution PANGAEA
language en
publishDate 2023
publisher PANGAEA
record_format pangaea
spellingShingle Low-thermochronology data in the Ukrainian Carpathians wedge
Roger, Marion
de Leeuw, Arjan
van der Beek, Peter A
Husson, Laurent
Sobel, Edward R
Glodny, Johannes
Bernet, Matthias
(U-Th)He (AHe); fission-track thermochronometry; Ukrainian Carpathians
We wanted to model the time-temperature path of each tectonic unit of the Ukrainian Carpathians wedge to constrain the burial and accretion phase and assess the thermal evolution of the belt. During a field campaign in Ukraine in 2019, fourteen samples, weighing 3-5 kg each, were collected from sandstones across three transects in the Ukrainian Carpathians. Sampling focused on areas that were not targeted in previous studies (Andreucci et al., 2015; Nakapelyukh et al., 2018), aiming to collect at least one sample per tectonic unit along each transect. We conducted analysis for three thermochronometers; apatite fission-track (AFT), (U-Th)/He on apatite and on zircon grains (AHe and ZHe). Eleven of our samples gave statistically exploitable results. Most of the AHe single-grain are reset, whereas ZHe single-grain are mostly partially reset to fully non-reset. Aft ages are characterized by significant age dispersion (25-65 %), and are partially reset. During this work the author's contribution was as followed: AdL acquired funding for the project; AdL and MR planned the field campaign and sampled; MR and MB performed AFT analyses; ERS, MR and JG performed the AHe and ZHe measurements; ERS, MB and PvdB analyzed the data.
title Low-thermochronology data in the Ukrainian Carpathians wedge
topic (U-Th)He (AHe); fission-track thermochronometry; Ukrainian Carpathians
url https://doi.org/10.1594/PANGAEA.956987