General Characteristics

County (administration): Hradec Králové Region
District (town): Trutnov
Cadastre: Rudník-Arnultovice
Map 1 : 50 000 (sheet No): 0342, 03423
Geological region: Permo-Carboniferous of the Krkonoše-piedmont and Lower Silesian basins
Accessibility: - access without footpath
ID : 3473

Geology

Short characteristics of the site: Krkonoše Piedmont Basin, Lower Rotliegend (Autunian), Kalná member. Erosional gully of an ephemeral stream. It exposes l00 cm thick limestone bed with coprolites and fish scales, overlain by laminated variegated calcareous claystones and marlstones. Sediments were deposited in nearshore lacustrine environment.
Regional geologic unit: Bohemian Massif - superficial deposits and post-Variscian magmatites - Upper Carboniferous and Permian - Lugic Late Palaeozoicum (including Triassic deposits)
Stratigraphy: paleozoikum - perm - spodní perm - autun
Subject: sedimentology, paleontology, stratigraphy, geology
Geological phenomenon: mudcracks, ripple marks, fossils fauna, fossils-flora, bedding
Genesis: sedimentary
Rock: limestone, marlstone, claystone, siltstone

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

Martínek, K. ed. (2012): Vysvětlivky k základní geologické mapě České republiky 1:25 000, list Svoboda nad Úpou 03-423.

Elaboration and Updating

Elaborated by: Martínek Karel, 08.03.12
Updated by: Kukal Zdeněk 26.11.12, Martínek Karel 14.02.13

Citation

The database Significant geological localities of the Czech Republic: 3473 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-05-06]. Available from: http:// lokality.geology.cz/3473.

Location in map: