General Characteristics

County (administration): Liberec Region
District (town): Česká Lípa
Cadastre: Svébořice
Map 1 : 50 000 (sheet No): 0331, 03311
Geological region: Czech Cretaceous Basin - Jizera Cretaceous & Cretaceous of the lower section of Labe River, Ploučnice, Kamenice and the Děčínský Sněžník Mt.
Accessibility: - passable footpath
Excursion locality: yes
ID : 43

Geology

Short characteristics of the site: Dominant hill the summit part of which consists of thick dyke of neovolcanite. This rock has been classified as alkaline sodalithe trachyte. It has complicated structure with numerou veins. Along the hill foot outcrops of quartzose sandstones of the Jizera Formatipon (Middle Turonian). Petrologically and geomorphologically interesting locality.
Regional geologic unit: Bohemian Massif - superficial deposits and post-Variscian magmatites - Tertiary - Dispersed Alcalic volcanits
Stratigraphy: kenozoikum - terciér (paleogén - neogén)
Subject: geomorphology, volcanology, petrology, mining and mining impacts
Geological phenomenon: scree field, dyke
Genesis: volcanic
Rock: trachyte, nephelinite

Territorial conservation

Level of protection: Nature reserve
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 (declared as Geological and Biological Locality)
Part of the Geopark: Ralsko
Conflicts of interests: without conflicts

References

Scheumann, K. H. (1913): Petrographische Untersuchungen an Gesteinen des Polzengebietes in Nord Bohmen. - Leipzig. Shrbený, O. (1989): Major and trace elements in Tertiary volcanics of the Lužické hory Mts. and the adjacent area, northern Bohemia. - Čas. Min. Geol., 34, 3, 235-253. Praha. Mackovčin P., Sedláček M. a Kuncová J. (2002): Chráněná území ČR - Liberecko, Svazek III. Agentura ochrany přírody a krajiny ČR a EkoCentrum Brno, Praha, 331 s.; Rapprich V. (2012): Za sopkami po Čechách, Grada Publishing, České Budějovice, 240 stran.

Elaboration and Updating

Elaborated by: Adamovič Jiří, 14.11.94
Updated by: Lorencová Markéta 26.06.07, Gürtlerová Pavla 10.07.09, Vajskebrová Markéta 26.09.17

Citation

The database Significant geological localities of the Czech Republic: 43 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-04-27]. Available from: http:// lokality.geology.cz/43.

Location in map: