Česká geologická služba
Geological localities
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General Characteristics

County (administration): South Bohemia Region
District (town): Tábor
Cadastre: Choustník
Map 1 : 50 000 (sheet No): 2331, 23312
Geological region: Bohemian Moldanubicum
Accessibility: - passable footpath
Excursion locality: yes
ID : 511


Short characteristics of the site: Forested summit of a hill with castellated rocks. Intensive mechanical weathering caused columnar jointing of rocks and some relief features as honeycombs. Rock consists of biotite-muscovite orthogneiss within paragneisses of the Monotonous Group of the Bohemian Moldanubicum.
Regional geologic unit: Bohemian Massif - crystalline complex and pre-Variscian Palaeozoic - Moldanubicum - Metamorphic units in Moldanubicum
Stratigraphy: proterozoikum
Subject: geomorphology, petrology, history
Geological phenomenon: outcrop
Genesis: metamorphic (general metamorphism)
Rock: orthogneiss

Territorial conservation

Level of protection: Nature reserve
Additional information: See the Digital register of the Agency for Nature Conservation and Landscape Protection of the Czech Republic AOPK ČR
Protection of a geol. phenomenon: A - Protected Area: (declared as Geological and Biological Locality)
Conflicts of interests: without conflicts


Albrecht J. a kol. (2003): Českobudějovicko. In Mackovčin P. a Sedláček M. (eds.): Chráněná území ČR, svazek VIII. AOPK ČR a EkoCentrum Brno, Praha. 808 pp.

Elaboration and Updating

Elaborated by: Štěpánek Petr, 14.11.94
Updated by: Štěpánek Petr 08.09.10


The database Significant geological localities of the Czech Republic: 511 [online]. Prague: Czech Geological Survey, 1998 [cit. 2023-12-08]. Available from: http:// lokality.geology.cz/511.

Location in map:

Links to neighbouring localities within 2 km radius are available on mouse click in the map window.
Skalní výchozy na vrcholu Choustníku. Muskovit-biotitické ortoruly - moldanubikum., Petr Štěpánek, 2002

(C) 2003-2012 ČGS, verse aplikace 1.21 [3.2.2016]