Oblík

General Characteristics

County (administration): Ústecký kraj
District (town): Louny
Village: Libčeves, Raná
Cadastre: Mnichov u Loun, Raná u Loun
Map sheets: 02-34 Bílina, 02-343 Bečov
Accessibility: entry permit for car necessary
ID: 982


Geology

Short characteristics of the site: An isolated hill of a basaltic body (nepheline basanite) forms a volcanic conduit exposed by selective erosion from the surrounding Cretaceous sediments (Upper Turonian, Coniacian: Teplice and Březno formations). A geomorphologically important locality.
Regional geologic unit: Bohemian Massif > Tertiary > Tertiary - scaterred relics of alkaline Volcanics;
Bohemian Massif > Cretaceous of the Bohemian Massif > Bohemian Cretaceous Basin
Stratigraphy: Tertiary, Upper Cretaceous
Subject: geomorphology, volcanology, petrology, botany, zoology
Geological phenomenon: intrusion, selective erosion
Genesis: volcanic
Rock: basaltoid (basaltic-rock), marlstone


Territorial protection

Level of protection: National nature reserve in Protected landscape area
Part of LEPA (Large-size especially protected areas): České středohoří
Additional information: See the Digital register of the Agency for Nature Conservation and Landscape Protection of the Czech Republic AOPK ČR, code 282 (Oblík)
Conflicts of interests: others human activity, tourism


References
  • Zoubek, V. - Škvor, V. et al. (1963): Vyvětlivky k přehledné geologické mapě ČSSR 1 : 200 000 M-33-XIV Teplice, M-33-VIII Chabařovice. - Ústř. úst. geol., ČSAV Praha
  • Janoška, M. (2013): Sopky a sopečné vrchy České republiky, Academia, Praha, 415 str.
  • Cajz V. a kol. (1996): České středohoří, geologická a přírodovědná mapa 1. 100 000, Český geologický ústav, 147 str.

Elaboration and Updating

Elaborated by: Přemysl Zelenka, 10.01.1994
Updated by: Plíšek Antonín, 30.11.2004, Adamovič Jiří, 17.02.2007, Zelenka Přemysl, 31.07.2007, Rapprich Vladislav, 18.11.2008, Zelenka Přemysl, 21.09.2009, Vajskebrová Markéta, 14.09.2021


Citation

The database Important geological localities of the Czech Republic: 982 [online]. Prague: Czech Geological Survey, 1998 [cit. 2023-06-16]. Available from: https:// lokality.geology.cz/982.


Location in map:

Assessment

Scientifical assesment: minor
Educational assesment: middle
Significance: supraregional
Representativeness: middle
Geological importance: geo-regional value (mapping), geoturistic value
Excursion locality: yes
Locality conditions: acceptable

You can send information about a change in the status of the site to lokality@geology.cz


© ČGS 2024, verze: 1.01 - 5.5.14 [21.02.2024]