General Characteristics

County (administration): Vysočina Region
District (town): Třebíč
Cadastre: Mohelno
Map 1 : 50 000 (sheet No): 2433, 24334,24332
Geological region: Strážek and Moravian Moldanubicum; Třebíč and Jihlava massifs
Accessibility: - no traffic restriction ( by bus)
Excursion locality: yes
ID : 890

Geology

Short characteristics of the site: Serpentinite rocks above the river channel. Also outcrops in a road cut. This locality belongs to the Moravian part of the Moldanubicum. Serpentinite body lies within granulites. Also gabbro dykes occur which obscure a contact between two abovementioned types of rocks. Petrologically significant, also botanically and geomorphologically very interesting locality.
Regional geologic unit: Bohemian Massif - crystalline complex and pre-Variscian Palaeozoic - Moldanubicum - Metamorphic units in Moldanubicum
Stratigraphy: proterozoikum
Subject: geology, geomorphology, botany, petrology
Geological phenomenon: rock, outcrop, block field, frost cliff, scree, rock salient, characteristic rock
Genesis: metamorphic (general metamorphism), frost weathering, weathering
Rock: serpentinite, granulite, gneiss, loess, gabbro

Territorial conservation

Level of protection: National 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: tourism, road construction

References

Matějovská O.(1963): Lokalita Mohelno - Dukovany in Musil R. ed. Sjezdový průvodce, XIV.sjezd SMG.Brno.Čech L.,Šumpich J., Zabloudil V. a kol. (2002): Jihlavsko In: Mackovčin P., Sedláček M.(eds): Chráněná území ČR, Svazek VII. Agentura ochrany přírody a krajiny ČR a EkoCentrum Brno,str.284 Praha.; Unar J. (1996): Přehled druhové skladby dřevinné a bylinné vegetace NPR Mohelenská hadcová step. – Přírodovědný sborník Západomoravského muzea v Třebíči 37: 1-99 .; Hrdličková K. (2009): Geologická charakteristika údolí řeky Jihlavy v profilu mezi Mohelnem a Hrubšicemi. Vypracováno pro potřeby AOPK ČR, MS, ČGS, Brno.;Medaris G., Jelínek E. (2004): The Mohelno peridotit: a fragment of suboceanic mantle in the Náměšť granulite.- International workshop on petrogenesis of granulites & related rocks – Exkursion Guide & Abstract Volume, October 1-3, Náměšť nad Oslavou, 13-16, Brno.

Elaboration and Updating

Elaborated by: Hanžl Pavel, 23.11.93
Updated by: Gürtlerová Pavla 15.11.08, Jirková Pavlína 03.12.09, Buriánek David 31.10.12

Citation

The database Significant geological localities of the Czech Republic: 890 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-04-27]. Available from: http:// lokality.geology.cz/890.

Location in map: