General Characteristics

County (administration): Pardubice Region
District (town): Chrudim
Cadastre: Licibořice, Nasavrky, Ochoz u Nasavrk, Svídnice u Slatiňan, Výsonín
Map 1 : 50 000 (sheet No): 1344, 13423,13441
Geological region: Oheb, Svratka and Polička crystalline complex; Železné hory Mts. Proterozoic; Hlinsko Zone; Železné hory Mts. Pluton; Chrudim Palaeozoic
Accessibility: - access without footpath
ID : 1806

Geology

Short characteristics of the site: Železné hory Mts Pluton (Nasavrky Massif). Nature Reserve in the Protected Landscape Area. Deep canyon of the Chrudimka River with rocky slopes. Protected geomorphological phenomena, as castellated rocks with columns, pillars and mesorelief features. Blocky scree on slopes and canyon floor. Protected vegetation. Bedrock consists of granite with some veins of porphyries, aplites and quartz. Local occurrences of basic rocks.
Regional geologic unit: Bohemian Massif - superficial deposits and post-Variscian magmatites - Quaternary - Quaternary of denudation areas of Bohemian Massif, Bohemian Massif - crystalline complex and pre-Variscian Palaeozoic - Bohemicum (Central Bohemian region) - Magmatites in Bohemicum
Stratigraphy: variské (hercynské) stáří vyvřelin, kenozoikum - kvartér
Subject: geomorphology, petrology
Geological phenomenon: canyon, rock, block field
Genesis: magmatic, frost weathering
Rock: granite, gabbro, porphyry

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) - Železné hory
Part of the Geopark: Železné hory
Conflicts of interests: without conflicts

References

Mackovčin P., Jatiová M., Demek J., Slavík P. a kol. (2007): Brněnsko. In: Mackovčin P.(ed): Chráněná území ČR, Svazek IX. Agentura ochrany přírody a krajiny ČR a EkoCentrum Brno,str.259 Praha.; Žežulková, V. ed. (1985):Vysvětlivky k základní geologické mapě ČSR 1:25 000, list 13-441 Nasavrky. MS-archiv ČGS. Praha; Dudíková, B. et al.(v tisku:) Vysvětlivky k Základní geologické mapě ČR 1 : 25 000, 13-441 Nasavrky. - ČGS Praha.

Elaboration and Updating

Elaborated by: Jirková Pavlína, 05.04.10
Updated by: Rambousek Petr 25.09.12, DudíkSchulmannová Barbora 20.07.20

Citation

The database Significant geological localities of the Czech Republic: 1806 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-04-27]. Available from: http:// lokality.geology.cz/1806.

Location in map: