Mrazový klín

General Characteristics

County (administration): Jihomoravský kraj
District (town): Vyškov
Village: Němčany
Cadastre: Němčany
Map sheets: 24-43 Šlapanice, 24-432 Slavkov u Brna
Accessibility: no traffic restriction ( by car)
Technical object: sand pit
ID: 626


Geology

Short characteristics of the site: Old gravel and sand pit. It exposes largest frost wedge in the Czechia known so far. This frost wedge cuts sands of the Badenian age and is 6.5 metres deep.
Regional geologic unit: Carpathians > West Carpathian Quaternary
Stratigraphy: Quaternary
Subject: geomorphology, geology
Geological phenomenon: permafrost wedge
Genesis: frost weathering
Rock: sand, loess loam


Territorial protection

Level of protection: Nature monument
Additional information: See the Digital register of the Agency for Nature Conservation and Landscape Protection of the Czech Republic AOPK ČR, code 701 (Mrazový klín)
Conflicts of interests: ground instability, tourism, vegetation


References
  • Bertran, P., Andrieux, E., Antoine, P., Coutard, S., Deschodt, L., Gardè
  • re, P., Hernandez, M., Legentil, C., Lenoble, A., Liard, M., Mercier, N., Moine, O., Sitzia, L., Van Vliet-Lanoë, B. (2014): Distribution and chronology of Pleistocene permafrost features in France: database and fi
  • rst results. – Boreas, 43, 699–711.Czudek, T. (1988): Periglacial phenomena in the Environs of Slavkov near Brno (Czechoslovakia). – Sborník Čsl. spol. země-pisné, sv. 73, 3, 248. Praha.Czudek, T. (1997): Reliéf Moravy a Slezska v kvartéru. – Sursum, Tišnov, 213 str.Křížek, M., Uxa, T., Krause, D., Vohradský, L. (2018): Spatial distribution of ice-wedge pseudomorphs in the Czech Republic. In 5th European Conference on Permafrost, Book of Abstracts. – In: Deline, P., Bodin, X., Ravanel, L. (eds): Laboratoire Edytem, Université Savoie Mont-Blanc, Chamonix Mont-Blanc, 103–104.Rubín, J., Balatka B., Ložek, V., Malkovský, M., Pilous, V., Vítek, J. (1986): Atlas skalních, zemních a půdních tvarů. – Academia Praha. 385 str

Elaboration and Updating

Elaborated by: Tadeáš Czudek, 29.11.1993
Updated by: Gürtlerová Pavla, 01.06.2009, Tomanová Petrová Pavla, 05.11.2009, Tomanová Petrová Pavla, 21.04.2021, Tomanová Petrová Pavla, 05.05.2021, Tomanová Petrová Pavla, 05.05.2021


Citation

The database Important geological localities of the Czech Republic: 626 [online]. Prague: Czech Geological Survey, 1998 [cit. 2023-06-16]. Available from: https:// lokality.geology.cz/626.


Location in map:

Assessment

Scientifical assesment: great
Educational assesment: major
Significance: national
Representativeness: major
Geological importance: significant study profile, geoturistic value
Locality conditions: poor

You can send information about a change in the status of the site to lokality@geology.cz


© ČGS 2024, verze: 1.01 - 5.5.14 [21.02.2024]