General Characteristics

County (administration): Liberec Region
District (town): Liberec
Cadastre: Žibřidice
Map 1 : 50 000 (sheet No): 0313, 03134
Geological region: Czech Cretaceous Basin - Jizera Cretaceous & Cretaceous of the lower section of Labe River, Ploučnice, Kamenice and the Děčínský Sněžník Mt.
Accessibility: - access without footpath
Technical object: guarry
Excursion locality: yes
ID : 35

Geology

Short characteristics of the site: Forested summit area of a hill formed of a neovolcanic dyke of the olivine nepheline basanite. This volcanic body has been isolated by erosion from the surrounding Cretaceous sandstones of the Březno Formation (Coniacian). Petrologically and geomorphologically remarkable locality.
Regional geologic unit: Bohemian Massif - superficial deposits and post-Variscian magmatites - Tertiary - Dispersed Alcalic volcanits
Stratigraphy: kenozoikum - terciér (paleogén - neogén)
Subject: geomorphology, petrology, volcanology, structural geology, mineralogy
Geological phenomenon: stony organ, intrusion, dyke
Genesis: volcanic , tectonic
Rock: basanite, tuffite

Territorial conservation

Level of protection: Nature monument
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 Locality)
Conflicts of interests: vegetation

References

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.; Rubáš Dominik, 2012: Krásy neživé přírody v Podještědí, Tiskové centrum ČGS, Praha, 82 s.; Janoška, M. (2013): Sopky a sopečné vrchy České republiky, Academia, Praha, 415 str.

Elaboration and Updating

Elaborated by: Valečka Jaroslav, 07.11.94
Updated by: Lorencová Markéta 26.06.07, Gürtlerová Pavla 27.08.09, Rapprich Vladislav 11.11.09, Vajskebrová Markéta 26.09.17, Vajskebrová Markéta 26.09.17

Citation

The database Significant geological localities of the Czech Republic: 35 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-04-30]. Available from: http:// lokality.geology.cz/35.

Location in map: