Žíla andezitového bazaltu u Oslavan
General Characteristics
County (administration):
Jihomoravský kraj
District (town):
Brno-venkov
Village:
Oslavany
Cadastre:
Oslavany
Map sheets:
24-34 Ivančice, 24-341 Oslavany
Accessibility:
access without footpath
ID:
3340
Geology
Short characteristics of the site:
Boskovice Graben, Permocarboniferous, volcanics. Shallow erosional gully exposing a vein of andesitic basalt cutting Permian reddish and brownish claystones, siltstones and fine grained sandstones. Andesite consists mostly of plagioclases and secondary minerals (chlorite, epidote). Secondary voids filled by calcite are abundant.
Regional geologic unit:
Bohemian Massif > Upper Carboniferous and Permian > Late Palaeozoic of grabens > Boskovice Furrow
Stratigraphy:
Rotliegendian; Lower Permian
Subject:
geology
Geological phenomenon:
dyke, ripple marks
Genesis:
magmatic, sedimentary
Rock:
basalt, siltstone, claystone
Territorial protection
Level of protection:
Registered interesting geological localities
Conflicts of interests:
without conflicts
References
- Buriánek et al. (2011): Vysvětlivky k základní geologické mapě 1: 25 000, 24-341 Oslavany. – ČGS Praha
Elaboration and Updating
Elaborated by:
Helena Gilíková, 26.10.2011
Updated by:
Citation
The database Important geological localities of the Czech Republic: 3340 [online]. Prague: Czech Geological Survey, 1998 [cit. 2023-06-16]. Available from: https:// lokality.geology.cz/3340.
Location in map:
Assessment
Scientifical assesment:
great
Educational assesment:
middle
Significance:
regional
Representativeness:
middle
Geological importance:
geo-regional value (mapping)
Excursion locality:
yes
Locality conditions:
poor
You can send information about a change in the status of the site to lokality@geology.cz
