Osada Hájek
General Characteristics
County (administration):
Královéhradecký kraj
District (town):
Rychnov nad Kněžnou
Village:
Polom
Cadastre:
Polom u Potštejna
Map sheets:
14-31 Vysoké Mýto, 14-312 Choceň
Accessibility:
no traffic restriction ( by car)
ID:
109
Geology
Short characteristics of the site:
Bohemian Cretaceous Basin. Old geological locality of historic interest, described in detail already in 1921. Abandoned sandstone shelf quarries exposing Cenomanian quadersandstones wich glauconite and marine fauna. They are covered by Turonian sandstones. Also underlying fresh water and brackish Cenomanian claystones are partly exposed.
Regional geologic unit:
Bohemian Massif > Cretaceous of the Bohemian Massif > Bohemian Cretaceous Basin > Bohemian Cretaceous Basin
Stratigraphy:
Cenomanian, Turonian
Subject:
stratigraphy, sedimentology, paleontology
Geological phenomenon:
bed, fossils fauna, characteristic rock
Genesis:
sedimentary
Rock:
sandstone, opuka (aranaceous marlstone)
Territorial protection
Level of protection:
Registered geological localities suggested for protection
Conflicts of interests:
without conflicts, waste disposal
References
- Zahálka, Č. (1921): Východočeský útvar křídový. Část severní.- 105 pp. Roudnic
Elaboration and Updating
Elaborated by:
Stanislav Čech, 31.10.1994
Updated by:
Čech Stanislav, 12.11.2009, Gürtlerová Pavla, 24.08.2011, Kukal Zdeněk, 30.10.2012
Citation
The database Important geological localities of the Czech Republic: 109 [online]. Prague: Czech Geological Survey, 1998 [cit. 2023-06-16]. Available from: https:// lokality.geology.cz/109.
Location in map:
Assessment
Scientifical assesment:
medium
Educational assesment:
middle
Significance:
regional
Representativeness:
middle
Geological importance:
paleontological type locality, geo-regional value (mapping)
Locality conditions:
acceptable
You can send information about a change in the status of the site to lokality@geology.cz
