General Characteristics

County (administration): Liberec Region
District (town): Liberec
Cadastre: Heřmanice
Map 1 : 50 000 (sheet No): 0314, 03141
Geological region: Lužice Pluton and Krkonoše-Jizera Massif; Krkonoše-Jizera crystalline complex
Accessibility: - no traffic restriction ( by car)
Excursion locality: yes
ID : 1656

Geology

Short characteristics of the site: Krkonoše-Jizera crystalline. Tertiary intrusive body of olivine nephelinite which penetrates through bgiotite granite of Rumburk type. Nephelinite rocks shows columnar jointing arranged into fan-shaped pattern.
Regional geologic unit: Bohemian Massif - superficial deposits and post-Variscian magmatites - Tertiary - Dispersed Alcalic volcanits
Stratigraphy: kenozoikum - terciér (paleogén - neogén)
Subject: volcanology, petrology
Geological phenomenon: intrusion, stony organ
Genesis: volcanic
Rock: limburgite, nephelinite

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: without conflicts, tourism

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.; Vondrovic L., Klomínský J. red. (2015): Základní geologická mapa České republiky 1 : 25 000 s vysvětlivkami 03-141 Raspenava. - Česká geologická služba. Praha.

Elaboration and Updating

Elaborated by: Lorencová Markéta, 23.11.07
Updated by: Gürtlerová Pavla 09.11.09, Rapprich Vladislav 20.05.15, Vajskebrová Markéta 03.11.16

Citation

The database Significant geological localities of the Czech Republic: 1656 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-04-26]. Available from: http:// lokality.geology.cz/1656.

Location in map: