General Characteristics

County (administration): Plzeň Region
District (town): Klatovy
Cadastre: Čermná
Map 1 : 50 000 (sheet No): 2231, 22313
Geological region: Šumava Moldanubicum - district KT; Moldanubicum of the Český les Mts.; Domažlice crystalline complex; W-Bohemian Pluton; W-Bohemian basic magmatites
Accessibility: - passable footpath
Technical object: guarry
ID : 3862

Geology

Short characteristics of the site: The old abandoned quarry, completely overgrown, the wall of which is subdivided into two levels. In the lower one microgranite occurs, on the upper one microgranodiorite is present. In the microgranite radial aggregates of quartz and feldspar occur. They possibly originated by a devitrification of former glass matrix. In the granodorite a foliation with preferred orientation of minerals can be seen. The locality belongs to the Moldanubicum Zone. the Šumava Mts. area.
Regional geologic unit: Bohemian Massif - crystalline complex and pre-Variscian Palaeozoic - Moldanubicum - Metamorphic units in Moldanubicum
Stratigraphy: paleozoikum až proterozoikum
Subject: petrology
Geological phenomenon: rock, characteristic rock
Genesis: magmatic
Rock: granodiorite

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: vegetation

References

Žáčková E. a kolektiv autorů (2015): Vysvětlivky k základní geologické mapě ČR v měřítku 1 : 25 000 list 22313 Velhartice.- Česká geologická služba Praha.

Elaboration and Updating

Elaborated by: Žáčková Eliška, 09.06.15
Updated by: Kukal Zdeněk 29.09.17

Citation

The database Significant geological localities of the Czech Republic: 3862 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-04-23]. Available from: http:// lokality.geology.cz/3862.

Location in map: