General Characteristics

County (administration): South Moravia Region
District (town): Brno-město
Cadastre: Komín
Map 1 : 50 000 (sheet No): 2432, 24324
Geological region: Brno agglomeration, Tišnov &Kuřim basins
Accessibility: - entry permit for car necessary
Technical object: guarry
ID : 3300

Geology

Short characteristics of the site: Brno Massif diorite zone. Old abandoned quarry exposing diorites, locally with gabbro character and mylonite zones. Gabbro is serpentinized and oof ultramafic character. Aplite veinles variably oriented penetrate the diorite body.Locally diorite is serpentinized and folded, mylonite zones are abundant. Loess covers part of this quarry.
Regional geologic unit: Bohemian Massif - crystalline complex and pre-Variscian Palaeozoic - Moravosilesian region - Brunovistulicum
Stratigraphy: proterozoikum - neoproterozoikum (1000 - 542 Ma)
Subject: geology
Geological phenomenon: rock, fault, characteristic rock
Genesis: metamorphic (general metamorphism), tectonic, magmatic
Rock: diorite, gabbro

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: industry, estates

References

GREGEROVÁ, M. (1994): Petrografická charakteristika hornin ze štoly ražené pod Chocholou. – Geol. výz. Mor. Slez. v r. 1993, 74–75.` Hanžl P. et al., 2011: Vysvětlivky k základní geologické mapě ČR v měřítku 1 : 25 000 list 24324, Brno sever.- Český geologický ústav Praha.

Elaboration and Updating

Elaborated by: Pecka Tomáš, 02.06.11
Updated by: Hanžl Pavel 10.06.11, Gürtlerová Pavla 27.09.12

Citation

The database Significant geological localities of the Czech Republic: 3300 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-05-03]. Available from: http:// lokality.geology.cz/3300.

Location in map: