<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>The loess site at Boynychi (the Volyn Upland) is of essential importance for the stratigraphy of Middle and Upper Pleistocene in Central Europe. The profile was recently dated by Fedorowicz and Prylypko in 2007 (parallel dating), and by Kusiak in 2009. The Upper Vistulian loesses are much thicker in the exposure from 2009 than in the earlier examined one (2007). The list of results obtained in the Gdańsk, Kiev and Lublin laboratories, respectively, can be divided in two. The first group contains the results obtained for the Horohiv and Korshiv pedocomplexes and for the loess from the penultimate glacial, which separates these pedocomplexes. The results from all laboratories are very similar and rather well describe the real age of dated deposits. The second group contains the widely differing results of dating of the Vistulian loesses. The TL ages obtained by Fedorowicz and Prylypko are considerably older than those obtained by Kusiak in the new exposure. The latter ones excellently correspond to the geologic-stratigraphic interpretation of the profile. Two incompatible series of TL dating results indicate that local variability of loess accumulation conditions in different stages of their formation may have resulted in incomplete luminescence zeroing of mineral material before deposition.</p></abstract>

The loess site at Boynychi (the Volyn Upland) is of essential importance for the stratigraphy of Middle and Upper Pleistocene in Central Europe. The profile was recently dated by Fedorowicz and Prylypko in 2007 (parallel dating), and by Kusiak in 2009. The Upper Vistulian loesses are much thicker in the exposure from 2009 than in the earlier examined one (2007). The list of results obtained in the Gdańsk, Kiev and Lublin laboratories, respectively, can be divided in two. The first group contains the results obtained for the Horohiv and Korshiv pedocomplexes and for the loess from the penultimate glacial, which separates these pedocomplexes. The results from all laboratories are very similar and rather well describe the real age of dated deposits. The second group contains the widely differing results of dating of the Vistulian loesses. The TL ages obtained by Fedorowicz and Prylypko are considerably older than those obtained by Kusiak in the new exposure. The latter ones excellently correspond to the geologic-stratigraphic interpretation of the profile. Two incompatible series of TL dating results indicate that local variability of loess accumulation conditions in different stages of their formation may have resulted in incomplete luminescence zeroing of mineral material before deposition.

New exposure of loess deposits in Boyanychi (Ukraine) — Results of thermoluminescence analyses

Department of Physical Geography and Palaeogeography, Maria Curie-Skłodowska University, Al. Kraśnicka 2 cd, 20-718, Lublin, Poland

Department of Geomorphology and Palaeogeography, Ivan Franko National University, Doroshenka 41, 79000, Lviv, Ukraine

Geochronometria

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

The loess site at Boynychi (the Volyn Upland) is of essential importance for the stratigraphy of Middle and Upper Pleistocene in Central Europe. The profile...

New exposure of loess deposits in Boyanychi (Ukraine) — Results of thermoluminescence analyses

Publié en ligne: 25 déc. 2011

Pages: 84 - 100

DOI: https://doi.org/10.2478/s13386-011-0054-1

Mots clés
TL dating, loess-soil sequence, Vistulian, penultimate glacial cycle, Volyn Upland

© 2011 Silesian University of Technology, Gliwice, Poland

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

New exposure of loess deposits in Boyanychi (Ukraine) — Results of thermoluminescence analyses

Publié en ligne: 25 déc. 2011

Pages: 84 - 100

DOI: https://doi.org/10.2478/s13386-011-0054-1

Mots clésTL dating, loess-soil sequence, Vistulian, penultimate glacial cycle, Volyn Upland

© 2011 Silesian University of Technology, Gliwice, Poland

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Mots clés
TL dating, loess-soil sequence, Vistulian, penultimate glacial cycle, Volyn Upland