General Characteristics

County (administration): Ústí nad Labem Region
District (town): Děčín
Cadastre: Varnsdorf
Map 1 : 50 000 (sheet No): 0222, 02224
Geological region: Lužice Pluton and Krkonoše-Jizera Massif; Krkonoše-Jizera crystalline complex
Accessibility: - passable footpath
ID : 1978

Geology

Short characteristics of the site: Krkonoše-Jizera crystalline. Lusatian Massif and Krkonoše-Jizera Massif. Volcanic body of roughly circular shape consisting of almost aphanitic nepheline basanite. Concentric columnar jointing occurs. Small cave of gravitational origin is on the base of the outcrop. This rock body possibly represents original lava fillng of volcanic chimney.
Regional geologic unit: Bohemian Massif - superficial deposits and post-Variscian magmatites - Tertiary - Dispersed Alcalic volcanits
Stratigraphy: kenozoikum - terciér (paleogén - neogén)
Subject: petrology, geomorphology, volcanology
Geological phenomenon: stony organ
Genesis: volcanic
Rock: basanite

Territorial conservation

Level of protection: Registered geological localities suggested for protection
Protection of a geol. phenomenon: B - Geological phenomenon is the reason for a recommendation to the protection
Conflicts of interests: without conflicts

References

Opletal M. a kolektiv autorů, 2001: Vysvětlivky k základní geologické mapě ČR v měřítku 1 : 25 000 list 02222 Jiříkov a list 02224 + 03113 Varnsdorf. - Český geologický ústav Praha.

Elaboration and Updating

Elaborated by: Opletal Mojmír, Fediuk Ferry,Nývlt D., 31.12.01
Updated by: Vajskebrová Markéta 02.10.18

Citation

The database Significant geological localities of the Czech Republic: 1978 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-05-06]. Available from: http:// lokality.geology.cz/1978.

Location in map: