Porcelanity u Nechvalic a Nových Dvorů
General Characteristics
County (administration):
Ústecký kraj
District (town):
Teplice
Village:
Bystřany
Cadastre:
Nechvalice u Bystřan, Bystřany
Map sheets:
02-32 Teplice, 02-324 Teplice
Technical object:
quarry, old mine workings
ID:
920
Geology
Short characteristics of the site:
Active quarry where a porcelanite is exploited. This porcelanite was formed by a spontaneous ignition of a coal seam and caustic metamorphosis of clays. Their thickness if 25 metres. This is the only locality where porcelanite is exploited. Petrologically significant site.
Regional geologic unit:
Bohemian Massif > Tertiary > Basins under Krušné hory Mts.and adjoining volcanic uplands
Stratigraphy:
Tertiary
Subject:
sedimentology, economic geology, petrology
Geological phenomenon:
Genesis:
Rock:
Territorial protection
Level of protection:
Registered geological localities suggested for protection
Conflicts of interests:
reclamation, open cast mining
References
Elaboration and Updating
Elaborated by:
Josef Godány, 08.05.1996
Updated by:
Citation
The database Important geological localities of the Czech Republic: 920 [online]. Prague: Czech Geological Survey, 1998 [cit. 2023-06-16]. Available from: https:// lokality.geology.cz/920.
Location in map:
Assessment
Scientifical assesment:
Educational assesment:
Significance:
Representativeness:
Geological importance:
geoturistic value
Locality conditions:
You can send information about a change in the status of the site to lokality@geology.cz