General Characteristics

County (administration): Liberec Region
District (town): Semily
Cadastre: Besedice, Rakousy
Map 1 : 50 000 (sheet No): 0332, 03324
Geological region: Czech Cretaceous Basin - Labe & Čáslav Cretaceous; Cretaceous of the Dlouhá mez
Accessibility: - passable footpath
ID : 1810

Geology

Short characteristics of the site: The Bohemianm Cretaceous Basin. Steep rocky slopes of the Jizuera River valley expose fine grained calcareous sandstones of the Cretaceous Jizera Formation (Middle-Upper Turonian). The outcrops show interestng relief features of selective weathering, gravitational slope processes with blocky disintegration. Geomorphological features showing intensive vertical river erosion.
Regional geologic unit: Bohemian Massif - superficial deposits and post-Variscian magmatites - Cretaceous - Czech Cretaceous Basin
Stratigraphy: mezozoikum - křída - svrchní křída - turon
Subject: botany, geomorphology, zoology, geology
Geological phenomenon: selective erosion, cliff, characteristic rock
Genesis: aquatic (water activity), sedimentary, gravitational
Rock: sandstone

Territorial conservation

Level of protection: Nature reserve in Protected landscape area
Additional information: See the Digital register of the Agency for Nature Conservation and Landscape Protection of the Czech Republic AOPK ČR
Protection of a geol. phenomenon: A - Protected Area (declared as Geological and Biological Locality)
Part of LEPA (Large-size especially protected areas): CHKO (Protected landscape area) - Český ráj
Part of the Geopark: Bohemian Paradise
Conflicts of interests: ground instability

References

Mackovčin P., Sedláček M. a Kuncová J. (2002): Chráněná území ČR - Liberecko, Svazek III. Agentura ochrany přírody a krajiny ČR a EkoCentrum Brno, Praha. Raprrich, V., red. (v tisku): Základní geologická mapa České republiky 1 : 25 000 s Vysvětlivkami 03-324 Turnov. - Česká geologická služba. Praha.

Elaboration and Updating

Elaborated by: Lorencová Markéta, 23.11.07
Updated by: Čech Stanislav 07.11.09

Citation

The database Significant geological localities of the Czech Republic: 1810 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-04-24]. Available from: http:// lokality.geology.cz/1810.

Location in map: