General Characteristics

County (administration): Central Bohemia Region
District (town): Mladá Boleslav
Cadastre: Boseň
Map 1 : 50 000 (sheet No): 0334, 03341
Geological region: Czech Cretaceous Basin - Labe & Čáslav Cretaceous; Cretaceous of the Dlouhá mez
Accessibility: - no traffic restriction ( by bus)
Excursion locality: yes
ID : 3398

Geology

Short characteristics of the site: Bohemian Cretaceous Basin. Massive rocky outcrops of sandstones of the Teplice Formation. Medium grained quartzose sandstones alternate with layers of fine grained ones. Common planar oblique bedding showing paleocurrents in southward direction. Ruins of a Valečov mediaeval castle which was constructed by blocks of underlying Cretaceous sandstones.
Regional geologic unit: Bohemian Massif - superficial deposits and post-Variscian magmatites - Cretaceous - Czech Cretaceous Basin
Stratigraphy: mezozoikum - křída - svrchní křída
Subject: sedimentology, lithology
Geological phenomenon: castellated ridge, rock
Genesis: sedimentary
Rock: sandstone

Territorial conservation

Level of protection: Registred geological localities suggested to protection in Protected landscape area
Protection of a geol. phenomenon: B - Geological phenomenon is the reason for a recommendation to the protection
Part of LEPA (Large-size especially protected areas): CHKO (Protected landscape area) - Český ráj
Part of the Geopark: Bohemian Paradise
Conflicts of interests: without conflicts

References

Valečka, J., red. (2011): Základní geologická mapa České republiky 1 : 25 000 s Vysvětlivkami 03-341 Kněžmost. - Česká geologická služba. Praha.

Elaboration and Updating

Elaborated by: Gürtlerová Pavla, 22.01.12

Citation

The database Significant geological localities of the Czech Republic: 3398 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-05-03]. Available from: http:// lokality.geology.cz/3398.

Location in map: