General Characteristics

County (administration): Liberec Region
District (town): Semily
Cadastre: Hrubá Skála
Map 1 : 50 000 (sheet No): 0334, 03342
Geological region: Czech Cretaceous Basin - Labe & Čáslav Cretaceous; Cretaceous of the Dlouhá mez
Accessibility: - access without footpath
ID : 3233

Geology

Short characteristics of the site: Bohemian Cretaceous Basin. Sandstone cliff overlooking a road. Typical composition and sedimentary structures of the Hrubá skála sandstone. Current bedding showing steeply inclined beds, result of deposition in prograding delta environment.
Regional geologic unit: Bohemian Massif - superficial deposits and post-Variscian magmatites - Cretaceous - Czech Cretaceous Basin
Stratigraphy: mezozoikum - křída - svrchní křída
Subject: sedimentology
Geological phenomenon: rock, bedding
Genesis: sedimentary
Rock: sandstone

Territorial conservation

Level of protection: Interesting geological localities in Protected landscape area
Protection of a geol. phenomenon: C - Geological phenomenon is the reason for a registration in the database of CGS
Part of LEPA (Large-size especially protected areas): CHKO (Protected landscape area) - Český ráj
Part of the Geopark: Bohemian Paradise
Conflicts of interests: forestry

References

Čech, S., et.al. (2011): Základní geologická mapa České republiky 1 : 25 000 s Vysvětlivkami 03-342 Rovensko pod Troskami. - Česká geologická služba. Praha.

Elaboration and Updating

Elaborated by: Čech Stanislav, 15.07.10
Updated by: Čech Stanislav 12.11.11, Kukal Zdeněk 26.11.12

Citation

The database Significant geological localities of the Czech Republic: 3233 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-05-02]. Available from: http:// lokality.geology.cz/3233.

Location in map: