General Characteristics

County (administration): Liberec Region
District (town): Liberec
Cadastre: Rudolfov
Map 1 : 50 000 (sheet No): 0314, 03143
Geological region: Lužice Pluton and Krkonoše-Jizera Massif; Krkonoše-Jizera crystalline complex
Accessibility: - passable footpath
Technical object: guarry
ID : 1958

Geology

Short characteristics of the site: Krkonoše-Jizera crystalline. Lusatian Massif and Krkonoše-Jizera Massif. Abandoned shelf quarry which represents type locality of fine grained biotite-hornblende granodiorite. This rock is porphyritic, with K-feldspar phenocrysts of rosy colour and greyish plagioclase phenocrysts. Mafic inclusions also occur.
Regional geologic unit: Bohemian Massif - crystalline complex and pre-Variscian Palaeozoic - Lugicum - Magmatites of Lugicum
Stratigraphy: variské (hercynské) stáří vyvřelin
Subject: petrology, building and decorative stone
Geological phenomenon: characteristic rock
Genesis: magmatic
Rock: granodiorite

Territorial conservation

Level of protection: Interesting geological localities in Protected landscape area
Protection of a geol. phenomenon: C - Geological phenomenon is the reason for a registration in the database of CGS
Part of LEPA (Large-size especially protected areas): CHKO (Protected landscape area) - Jizerské hory
Conflicts of interests: without conflicts

References

Klomínský J. a kolektiv autorů, 2002: Vysvětlivky k základní geologické mapě ČR v měřítku 1 : 25 000 list 03143 Liberec.- Český geologický ústav Praha.; Šrek, J. (2012a): Žulové lomy Liberecka a Jablonecka. Nakladatelství Petr Polda, Liberec. 64 str.; Šrek, J. (2012b): Žulové lomy nad Fojtkou. Ročenka Jizersko-ještědského horského spolku. Nakladatelství Petr Polda, Liberec str. 75-96.; Karpaš, R. (2009): Jizerské hory - o mapách, kamení a vodě. Nakladatelství RK, Liberec. 576 str.

Elaboration and Updating

Elaborated by: Klomínský Josef, Kachlík Václav, 25.02.04
Updated by: Vajskebrová Markéta 05.03.19

Citation

The database Significant geological localities of the Czech Republic: 1958 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-04-26]. Available from: http:// lokality.geology.cz/1958.

Location in map: