Varnsdorf - Špičák
General Characteristics
County (administration):
Ústecký kraj
District (town):
Děčín
Village:
Varnsdorf
Cadastre:
Varnsdorf
Map sheets:
02-22 Varnsdorf, 02-224 Varnsdorf
Accessibility:
passable footpath
ID:
1981
Geology
Short characteristics of the site:
Krkonoše-Jizera crystalline. Light grey-green phonolite with porphyritic and very fine grained trachytic fluidal natrix texture. It contains phenocrysts of sanidine, nepheline, analcite, aegirine and magnetite. The phonolite body is formed by two massive parallel cutting cutting through a lava flow made by nepheline basanite which overlies Tertiary sediments.
Regional geologic unit:
Bohemian Massif > Tertiary > Tertiary - scaterred relics of alkaline Volcanics
Stratigraphy:
Tertiary
Subject:
petrology, stratigraphy
Geological phenomenon:
dyke
Genesis:
magmatic
Rock:
phonolite
Territorial protection
Level of protection:
Registered geological localities suggested for 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:
Ferry Fediuk, 31.12.2001, D. Nývlt, 31.12.2001, Mojmír Opletal, 31.12.2001
Updated by:
Vajskebrová Markéta, 02.10.2018
Citation
The database Important geological localities of the Czech Republic: 1981 [online]. Prague: Czech Geological Survey, 1998 [cit. 2023-06-16]. Available from: https:// lokality.geology.cz/1981.
Location in map:
Assessment
Scientifical assesment:
medium
Educational assesment:
middle
Significance:
regional
Representativeness:
middle
Geological importance:
geoturistic value
Locality conditions:
no problems
You can send information about a change in the status of the site to lokality@geology.cz
