Česká geologická služba
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Helišova skála - droby

General Characteristics

County (administration): South Moravia Region
District (town): Blansko
Cadastre: Šošůvka
Map 1 : 50 000 (sheet No): 2423, 24233
Geological region: Moravosilesian Devonian; Drahany, Mírov and Jeseníky Culm, incl. the Maleník block
Accessibility: - no traffic restriction ( by car)
Technical object: guarry
Excursion locality: yes
ID : 736

Geology

Short characteristics of the site: Large abandoned quarry, partly flooded. It exposes a section with alternation of greywackes, siltstones and silty claystones. Common graded bedding in greywacke layers. This sequence belongs to the Brodek Greywackes of the Protivanov Formation (Lower Viséan, upper parts of the Lower Carboniferous). Slump structures are well developed. This locality belongs to the Protected Landscape Area Moravský kras (the Moravian Karst).
Regional geologic unit: Bohemian Massif - crystalline complex and pre-Variscian Palaeozoic - Moravosilesian region - Moravosilesian Palaeozoicum, Bohemian Massif - crystalline complex and pre-Variscian Palaeozoic - Moravosilesian region - Moravosilesian Palaeozoicum
Stratigraphy: paleozoikum - karbon - spodní karbon - kulm, paleozoikum - karbon - spodní karbon - kulm - visé
Subject: sedimentology, stratigraphy
Geological phenomenon: ripple marks, ichnofossil, bedding
Genesis: sedimentary
Rock: shale, greywacke

Territorial conservation

Level of protection: Registred geological localities suggested to protection in Protected landscape area
Protection of a geol. phenomenon: B - Geological phenomenon is the reason for a recommendation to the protection
Part of LEPA (Large-size especially protected areas): CHKO (Protected landscape area) - Moravský kras
Conflicts of interests: waste disposal

References

Dvořák, J. (1987): Skluz v drobách v lomu u Šošůvky (z. část Drahanské vrchoviny). - Čas. Mineral. Geol., 32, 305-308. Praha.; Baldík, V. et al. (2016): Vysvětlivky k základním geologickým mapám České republiky 1 : 25 000 24-233 Ostrov u Macochy. MS Archiv České geologické služby.

Elaboration and Updating

Elaborated by: Dvořák Jaroslav, 22.11.93
Updated by: Otava Jiří 04.11.11, Novotny Roman 15.04.16, Kukal Zdeněk 06.12.17

Citation

The database Significant geological localities of the Czech Republic: 736 [online]. Prague: Czech Geological Survey, 1998 [cit. 2020-09-24]. Available from: http:// lokality.geology.cz/736.

Location in map:

Links to neighbouring localities within 2 km radius are available on mouse click in the map window.
Ostře ohraničené útržky břidlic s laminami prachovců v brodeckých drobách protivanovského souvrství., Roman Novotný, 2016
Motyčková Kamila - Šír Jiří, 2012
Motyčková Kamila - Šír Jiří, 2012
2001


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