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Ponávka

General Characteristics

County (administration): South Moravia Region
District (town): Brno-město
Cadastre: Česká
Map 1 : 50 000 (sheet No): 2432, 24324
Geological region: Letovice, Krhovice, Nectava and Svinov-Vranová crystalline complexes; Moravicum; crystalline complex of Miroslav horst; Brunovistulicum
Accessibility: - passable footpath
ID : 3304

Geology

Short characteristics of the site: Moravosilesian Palaeozoic, Devonian. Outcrops in a road cut and nearby area. Basal Lower Devonian clastics. Conglomerates of a breccia character with angular and subroundeed clasts of quart, granitoids, cherts, basalts, quartzites and siltstones. In a nearby small quarry a bed of quartzose conglomerates embedded in reddish siltstones occurs. Also a regolith of weathered granitoids can be found.
Regional geologic unit: Bohemian Massif - crystalline complex and pre-Variscian Palaeozoic - Moravosilesian region - Moravosilesian Palaeozoicum
Stratigraphy: paleozoikum - devon
Subject: sedimentology
Geological phenomenon: cliff
Genesis: sedimentary
Rock: breccia, conglomerate

Territorial conservation

Level of protection: Registered interesting geological localities
Protection of a geol. phenomenon: C - Geological phenomenon is the reason for a registration in the database of CGS
Conflicts of interests: without conflicts

References

Hanžl P. et al., 2011: Vysvětlivky k základní geologické mapě ČR v měřítku 1 : 25 000 list 24324, Brno sever.- Český geologický ústav Praha

Elaboration and Updating

Elaborated by: Pecka Tomáš, 02.06.11
Updated by: Hanžl Pavel 10.06.11

Citation

The database Significant geological localities of the Czech Republic: 3304 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-04-26]. Available from: http:// lokality.geology.cz/3304.

Location in map:

Links to neighbouring localities within 2 km radius are available on mouse click in the map window.
Klastické spodnodevonské sedimenty zóny Babího lomu. Na bázi vystupují sedimenty brekciovitého charakteru., Pavel Hanžl, 2010


(C) 2003-2012 ČGS, verse aplikace 1.21 [3.2.2016]