General Characteristics

County (administration): Liberec Region
District (town): Semily
Cadastre: Vyskeř, Troskovice, Hrubá skála, Dobšice, Rytířova Lhota, Malechovice, Roveň
Map 1 : 50 000 (sheet No): 0334, 03342
Geological region: Czech Cretaceous Basin - Labe & Čáslav Cretaceous; Cretaceous of the Dlouhá mez
Accessibility: - no traffic restriction ( by car)
Excursion locality: yes
ID : 3155

Geology

Short characteristics of the site: The Bohemian Cretaceous Basin - Quaternary. Late Pleistocene valley, tectonically predisposed, formed by a reverse erosion. Basement rock is formed by quadersandstones, siltstones and marlstones. Wetlands of fen bog type. Sandstones are covered by loess deposits and fluvial terrace gravel. The locality is classified as a Nature Reserve in the Protected Landscape Area Česká ráj - the Bohemian Paradise.
Regional geologic unit: Bohemian Massif - superficial deposits and post-Variscian magmatites - Cretaceous - Czech Cretaceous Basin, Bohemian Massif - superficial deposits and post-Variscian magmatites - Quaternary - Quaternary of deposition areas of Bohemian Massif
Stratigraphy: kenozoikum - kvartér
Subject: geomorphology, hydrogeology, quaternary geology, botany, zoology
Geological phenomenon: flood plaine, peat bog, selective erosion, erosion furrow, spring, river source, gully, rock pillar, cliff, landslide, rock terrace, honeycombs
Genesis: sedimentary, aquatic (water activity), gravitational
Rock: sandstone, peat, sand

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 (geology is important aspect of Biological declared Locality )
Part of LEPA (Large-size especially protected areas): CHKO (Protected landscape area) - Český ráj
Part of the Geopark: Bohemian Paradise
Conflicts of interests: exploitation

References

Mackovčin P., Sedláček M. a Kuncová J. (2002): Chráněná území ČR - Liberecko, Svazek III. Agentura ochrany přírody a krajiny ČR a EkoCentrum Brno, str. 214-215, Praha.; 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: Gürtlerová Pavla, 08.10.09
Updated by: Čech Stanislav 21.11.09, Kukal Zdeněk 21.12.17

Citation

The database Significant geological localities of the Czech Republic: 3155 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-05-03]. Available from: http:// lokality.geology.cz/3155.

Location in map: