General Characteristics

County (administration): South Bohemia Region
District (town): Strakonice
Cadastre: Javornice
Map 1 : 50 000 (sheet No): 2243, 22431
Geological region: Šumava Moldanubicum - districts ST, PT, CK, CB, PI
Accessibility: - access without footpath
ID : 1240

Geology

Short characteristics of the site: Outcrops in magmatites and metamorphites of the Moldanubian Zone. Biotite granite-gneiss, dykes of hornblende minette and granidiorite porphyry crop out. Romantic ruins of the Helfenberk castle.
Regional geologic unit: Bohemian Massif - crystalline complex and pre-Variscian Palaeozoic - Moldanubicum - Metamorphic units in Moldanubicum, Bohemian Massif - crystalline complex and pre-Variscian Palaeozoic - Moldanubicum - Magmatites in Moldanubicum
Stratigraphy: variské (hercynské) stáří vyvřelin, proterozoikum
Subject: petrology, geology
Geological phenomenon: horizontal section
Genesis: metamorphic (general metamorphism), magmatic
Rock: porphyry, gneiss

Territorial conservation

Level of protection: Registered interesting geological localities
Protection of a geol. phenomenon: C - Geological phenomenon is the reason for a registration in the database of CGS
Conflicts of interests: without conflicts

References

Chábera S. (l982): Geologické zajímavosti jižních Čech.- Jihočeská vlastivěda, str. l33-l34, Jihočeské nakladatelství České Budějovice

Elaboration and Updating

Elaborated by: Plíšek Antonín, 01.08.01
Updated by: Seifert Antonín 16.09.10

Citation

The database Significant geological localities of the Czech Republic: 1240 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-04-28]. Available from: http:// lokality.geology.cz/1240.

Location in map: