Svatý Jan - rudní šachta
General Characteristics
County (administration):
Jihočeský kraj
District (town):
Písek
Village:
Milevsko
Cadastre:
Velká u Milevska
Map sheets:
22-23 Mirovice, 22-234 Oslov
Accessibility:
access without footpath
Technical object:
waste dump, shaft
ID:
1232
Geology
Short characteristics of the site:
Old quarry in magmatites of the Central Bohemian pluton. Outcrop of durbachite of Čertovo břemeno type. Also traces of old mining works, namely exploitation of Pb-Zb-Ag ores. Nearby traces of old exploitation of Pb-Zn-Ag ores as well as occurrences of quartz veins with amethyst.
Regional geologic unit:
Bohemian Massif > Moldanubicum > Magmatites in Moldanubicum > Durbachite plutons in Moldanubicum
Stratigraphy:
Devonian - Permian
Subject:
mining and mining impacts, economic geology, mineralogy
Geological phenomenon:
vein
Genesis:
hydrothermal mineralization
Rock:
syenite
Territorial protection
Level of protection:
Registered interesting geological localities
Conflicts of interests:
without conflicts
References
- Chábera S. (l982): Geologické zajímavosti jižních Čech.- Jihočeská vlastivěda, str. 98 - lOO, Jihočeské nakladatelství České Budějovice
Elaboration and Updating
Elaborated by:
Antonín Plíšek, 18.09.2001
Updated by:
Vajskebrová Markéta, 09.02.2021
Citation
The database Important geological localities of the Czech Republic: 1232 [online]. Prague: Czech Geological Survey, 1998 [cit. 2023-06-16]. Available from: https:// lokality.geology.cz/1232.
Location in map:
Assessment
Scientifical assesment:
minor
Educational assesment:
middle
Significance:
regional
Representativeness:
minor
Geological importance:
Locality conditions:
poor
You can send information about a change in the status of the site to lokality@geology.cz