General Characteristics

County (administration): Capital City of Prague
District (town): Praha
Cadastre: Cholupice, Libuš, Modřany, Písnice
Map 1 : 50 000 (sheet No): 1242, 12421
Geological region: Prague agglomeration
Accessibility: - no traffic restriction ( by car)
Excursion locality: yes
ID : 237

Geology

Short characteristics of the site: Deep stream canyon which exposes sediments of the Barrandian Upper Proterozoic and Paleozoic. The Upper Proterozoic is represented by the Štěchovice Group (petromictic paraconglomerates, shales, greywackes). Proterozoic is separated fom the Ordovician Letná Formation by a Závist overthrust.
Regional geologic unit: Bohemian Massif - crystalline complex and pre-Variscian Palaeozoic - Bohemicum (Central Bohemian region) - Barrandien
Stratigraphy: proterozoikum, paleozoikum
Subject: botany, zoology, geomorphology, stratigraphy, sedimentology, geology
Geological phenomenon: outcrop, fault
Genesis: sedimentary
Rock: slate, schist, siltstone, greywacke, sandstone, conglomerate

Territorial conservation

Level of protection: Nature monument
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 the Geopark: Barrandien
Conflicts of interests: without conflicts

References

Fiala, F. (1948): Algonkické slepence ve středních Čechách. Sbor. St. geol. Úst. Čs. Republ., 15, 399-612. Praha. Cháb, J. et al. (1988): Vysvětlivky k základní geologické mapě 1:25 000, 12-142, Praha-jih. - Ústř. Úst. geol., 1-200. Praha. Chlupáč, I. (1983): Geologické zajímnavosti pražského okolí.- Academia, 1-252. Praha. Röhlich, P. (1964): Podmořské skluzy a bahnotoky v nejmladším středočeském algonkiu. Sbor. geol. Věd, Geol., G, 6, 89-121. Praha.

Elaboration and Updating

Elaborated by: Mašek Jan, 10.10.94
Updated by: Steinová Marika 17.09.09

Citation

The database Significant geological localities of the Czech Republic: 237 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-04-20]. Available from: http:// lokality.geology.cz/237.

Location in map: