General Characteristics

County (administration): South Moravia Region
District (town): Brno-venkov
Cadastre: Tišnov
Map 1 : 50 000 (sheet No): 2432, 24321
Geological region: Letovice, Krhovice, Nectava and Svinov-Vranová crystalline complexes; Moravicum; crystalline complex of Miroslav horst; Brunovistulicum
Accessibility: - passable footpath
Excursion locality: yes
ID : 770

Geology

Short characteristics of the site: Outcrops on a hill. Precambrian, mylonitized granitoids of the Brno Massif are exposed. They are thrust over quartzose sandstones and conglomerates which belong stratigraphically to the Devonian Basal Clastic Formation. Baryte and amethyst of hydothermal origin on fissures.
Regional geologic unit: Bohemian Massif - crystalline complex and pre-Variscian Palaeozoic - Moravosilesian region - Brunovistulicum, Bohemian Massif - crystalline complex and pre-Variscian Palaeozoic - Moravosilesian region - Moravosilesian Palaeozoicum
Stratigraphy: proterozoikum, paleozoikum
Subject: mining and mining impacts, mineralogy, stratigraphy, structural geology, sedimentology, economic geology
Geological phenomenon: karst, karst cave, abyss, castellated ridge, ore mineralization
Genesis: sedimentary, tectonic, anthropogenic (anthropogenic activity), hydrothermal mineralization
Rock: limestone, granite, sandstone, conglomerate, sand, quartzite

Territorial conservation

Level of protection: Nature monument
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: collection

References

Dvořák, J. - Skoček, V. (1997): Evidence of coastal sabkha in the Early Devonian sequence at Tišnov. Western Moravia. - Věst. Čes. geol. Úst., 72, 273-276. Praha. Otava, J. (2000): Paleokrasové výplně typu rudických vrstev na Čebínce a na Květnici.- Geol. výzk. Mor. Slez. v r. 1999, 72-73, VI, Brno.

Elaboration and Updating

Elaborated by: Dvořák Jaroslav, 29.11.93
Updated by: Plíšek Antonín 04.02.03, Otava Jiří 04.11.11

Citation

The database Significant geological localities of the Czech Republic: 770 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-04-26]. Available from: http:// lokality.geology.cz/770.

Location in map: