<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The identification of depositional conditions and stratigraphical position of glacigenic deposits in the Napęków area is important for the genetic and stratigraphical interpretation of Quaternary deposits in the central part of the Holy Cross Mountains, as well as for a revision of the course and extent of Middle Polish (Saalian) glaciations. These deposits comprise a series of diamictons which occur between sandy-gravelly deposits. Based on results of macro- and microscopic sedimentological investigations, analysis of heavy mineral composition, roundness and frosting of quartz grains, as well as OSL dating, this complex must have formed during the Odranian Glaciation (Drenthe, Saalian, MIS 6). Sandy-gravelly deposits are of fluvioglacial and melt-out origin. Diamictons represent subglacial traction till. Their facies diversity is a result of variations in time and space, complex processes of deposition and deformation, responsible for their formation at the base of the active ice sheet. This glacigenic depositional complex was transformed by erosion-denudation and aeolian processes in a periglacial environment during the Vistulian (Weichselian, MIS 5d-2).</p></abstract>

The identification of depositional conditions and stratigraphical position of glacigenic deposits in the Napęków area is important for the genetic and stratigraphical interpretation of Quaternary deposits in the central part of the Holy Cross Mountains, as well as for a revision of the course and extent of Middle Polish (Saalian) glaciations. These deposits comprise a series of diamictons which occur between sandy-gravelly deposits. Based on results of macro- and microscopic sedimentological investigations, analysis of heavy mineral composition, roundness and frosting of quartz grains, as well as OSL dating, this complex must have formed during the Odranian Glaciation (Drenthe, Saalian, MIS 6). Sandy-gravelly deposits are of fluvioglacial and melt-out origin. Diamictons represent subglacial traction till. Their facies diversity is a result of variations in time and space, complex processes of deposition and deformation, responsible for their formation at the base of the active ice sheet. This glacigenic depositional complex was transformed by erosion-denudation and aeolian processes in a periglacial environment during the Vistulian (Weichselian, MIS 5d-2).

Sedimentological interpretation and stratigraphical position of glacigenic deposits in the Napęków area (Holy Cross Mountains, Poland)

Jan Kochanowski University, Institute of Geography, ul. Świętokrzyska 15, 25-435 Kielce, Poland

University of Silesia, Faculty of Earth Sciences, ul. Będzińska 60, 41-200 Sosnowiec, Poland

Silesian University of Technology, Institute of Physics - Centre for Science and Education, ul. Konarskiego 22B, 44-100 Gliwice, Poland

Geologos

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

The identification of depositional conditions and stratigraphical position of glacigenic deposits in the Napęków area is important for the genetic and...

Sedimentological interpretation and stratigraphical position of glacigenic deposits in the Napęków area (Holy Cross Mountains, Poland)

Pubblicato online: 22 gen 2016

Pagine: 261 - 284

Ricevuto: 10 lug 2015

Accettato: 25 set 2015

DOI: https://doi.org/10.1515/logos-2015-0018

Parole chiave
lithofacies, microstructures, lithostratigraphy, chronostratigraphy, Pleistocene, Central Poland

© 2015 Małgorzata Ludwikowska-Kędzia et al., published by De Gruyter Open

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

Sedimentological interpretation and stratigraphical position of glacigenic deposits in the Napęków area (Holy Cross Mountains, Poland)

Pubblicato online: 22 gen 2016

Pagine: 261 - 284

Ricevuto: 10 lug 2015

Accettato: 25 set 2015

DOI: https://doi.org/10.1515/logos-2015-0018

Parole chiavelithofacies, microstructures, lithostratigraphy, chronostratigraphy, Pleistocene, Central Poland

© 2015 Małgorzata Ludwikowska-Kędzia et al., published by De Gruyter Open

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

Parole chiave
lithofacies, microstructures, lithostratigraphy, chronostratigraphy, Pleistocene, Central Poland