General Characteristics

County (administration): Central Bohemia Region
District (town): Rakovník
Cadastre: Lužná u Rakovníka
Map 1 : 50 000 (sheet No): 1214, 12143
Geological region: Permo-Carboniferous and Tertiary of the Central Bohemian & Western Bohemian limnic regions
Accessibility: - no traffic restriction ( by car)
Technical object: sand pit
ID : 2720

Geology

Short characteristics of the site: The active sandpit with Tertiary gravels and sands. The gravel sequence consists of several individual layers with oblique and channel bedding, possibly deposited from braided river flows. Its clasts consist of quartz, Neoproterozoic silicites and also of volcanics of the Křivoklát-Rokycany Zone. The sand is of variable grain size, in some layers with clay content and with relics of Tertiary flora. This locality belongs to the Permocarboniferous and Tertiary of the Central and West Bohemian area.
Regional geologic unit: Bohemian Massif - superficial deposits and post-Variscian magmatites - Tertiary - Basins under Krušné hory Mts.and adjoining volcanic uplands
Stratigraphy: kenozoikum - terciér (paleogén - neogén)
Subject: economic geology, geology, sedimentology
Geological phenomenon: characteristic rock, bedding
Genesis: sedimentary
Rock: conglomerate, sandstone

Territorial conservation

Level of protection: Registered interesting geological localities
Protection of a geol. phenomenon: B - Geological phenomenon is the reason for a recommendation to the protection
Conflicts of interests: open cast mining

References

Stárková M. et al.(2004): Vysvětlivky k základní geologické mapě ČR 1:25 000, list 12-143 Rakovník, - MS, ČGS

Elaboration and Updating

Elaborated by: Stárková Marcela, 26.01.07
Updated by: Stárková Marcela 14.12.15, Kukal Zdeněk 20.09.17, Kukal Zdeněk 20.09.17, Kukal Zdeněk 25.09.17

Citation

The database Significant geological localities of the Czech Republic: 2720 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-05-08]. Available from: http:// lokality.geology.cz/2720.

Location in map: