Extent and dynamics of the Saalian ice-sheet margin in Neple, eastern Poland

The Neple site is located on a marginal moraine between the valleys of Bug and Krzna rivers in the southern part of the Polish–Belarusian border area. A glacial diamicton is overlain there by glaciofluvial sand and gravel. The glacial diamicton is laminated and, based on petrographic examination, it...

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Main Authors: J. Nitychoruk, Ł. Zbucki, J. Rychel, B. Woronko, L. Marks
Format: Article
Language:English
Published: Geological Society of Finland 2018-12-01
Series:Bulletin of the Geological Society of Finland
Subjects:
Online Access:http://www.geologinenseura.fi/bulletin/Volume90/Bulletin_vol90_2_185-198_2018_Nitychoruk-etal.pdf
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author J. Nitychoruk
Ł. Zbucki
J. Rychel
B. Woronko
L. Marks
author_facet J. Nitychoruk
Ł. Zbucki
J. Rychel
B. Woronko
L. Marks
author_sort J. Nitychoruk
collection DOAJ
description The Neple site is located on a marginal moraine between the valleys of Bug and Krzna rivers in the southern part of the Polish–Belarusian border area. A glacial diamicton is overlain there by glaciofluvial sand and gravel. The glacial diamicton is laminated and, based on petrographic examination, it was ascribed both to the Sanian 2 Glaciation (Elsterian) and the Warta Stadial ice-sheet of the Odranian Glaciation (Saalian). The sediments were glaciotectonically deformed during readvance of the Warta Stadial icesheet. A local stress field was from the northwest and north but it partly encountered resistance from the glacial lobe located in the present-day river-mouth of the Krzna River. Similar glaciotectonic deformations are common also along the southwestern slope of the present Bug River valley, demarcating the maximum extent of the Warta Stadial (Saalian) ice-sheet in this area.
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spelling doaj.art-b709f1de20e344ccbdf2371016f708052022-12-21T19:41:39ZengGeological Society of FinlandBulletin of the Geological Society of Finland0367-52111799-46322018-12-0190218519810.17741/bgsf/90.2.004Extent and dynamics of the Saalian ice-sheet margin in Neple, eastern PolandJ. NitychorukŁ. ZbuckiJ. RychelB. WoronkoL. MarksThe Neple site is located on a marginal moraine between the valleys of Bug and Krzna rivers in the southern part of the Polish–Belarusian border area. A glacial diamicton is overlain there by glaciofluvial sand and gravel. The glacial diamicton is laminated and, based on petrographic examination, it was ascribed both to the Sanian 2 Glaciation (Elsterian) and the Warta Stadial ice-sheet of the Odranian Glaciation (Saalian). The sediments were glaciotectonically deformed during readvance of the Warta Stadial icesheet. A local stress field was from the northwest and north but it partly encountered resistance from the glacial lobe located in the present-day river-mouth of the Krzna River. Similar glaciotectonic deformations are common also along the southwestern slope of the present Bug River valley, demarcating the maximum extent of the Warta Stadial (Saalian) ice-sheet in this area.http://www.geologinenseura.fi/bulletin/Volume90/Bulletin_vol90_2_185-198_2018_Nitychoruk-etal.pdfSaalian Glaciationice-sheet limitglaciotectonic deformationglacial diamictonPoland
spellingShingle J. Nitychoruk
Ł. Zbucki
J. Rychel
B. Woronko
L. Marks
Extent and dynamics of the Saalian ice-sheet margin in Neple, eastern Poland
Bulletin of the Geological Society of Finland
Saalian Glaciation
ice-sheet limit
glaciotectonic deformation
glacial diamicton
Poland
title Extent and dynamics of the Saalian ice-sheet margin in Neple, eastern Poland
title_full Extent and dynamics of the Saalian ice-sheet margin in Neple, eastern Poland
title_fullStr Extent and dynamics of the Saalian ice-sheet margin in Neple, eastern Poland
title_full_unstemmed Extent and dynamics of the Saalian ice-sheet margin in Neple, eastern Poland
title_short Extent and dynamics of the Saalian ice-sheet margin in Neple, eastern Poland
title_sort extent and dynamics of the saalian ice sheet margin in neple eastern poland
topic Saalian Glaciation
ice-sheet limit
glaciotectonic deformation
glacial diamicton
Poland
url http://www.geologinenseura.fi/bulletin/Volume90/Bulletin_vol90_2_185-198_2018_Nitychoruk-etal.pdf
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AT bworonko extentanddynamicsofthesaalianicesheetmargininnepleeasternpoland
AT lmarks extentanddynamicsofthesaalianicesheetmargininnepleeasternpoland