General Characteristics

County (administration): Plzeň Region
District (town): Plzeň-sever
Cadastre: Kračín
Map 1 : 50 000 (sheet No): 1213, 12133
Geological region: Barrandian Proterozoic; Tisá and Čistá-Jesenice massifs
Accessibility: - access without footpath
ID : 3518

Geology

Short characteristics of the site: Doupov Mts., Tertiary, volcanics. Rock on small elevation. It consists of olivine nephelinite with analcite and has vesicular texture. It is accompanied by unsorted scoria. This outcrop represent only a relic of larger volcanic cone. It is of Late Miocene age.
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: geology, lithology, petrology, volcanology
Geological phenomenon: lava, cinder cone
Genesis: volcanic
Rock: basaltoid (basaltic-rock), volcaniclastic deposits, nephelinite

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: without conflicts

References

Fediuk,F.(1991): Mladé bazaltoid prorážející čistecko - jesenickým plutonem.- Věst.ÚÚG,66,3,141 - 150. Praha.; Seifert A., red. (2012): Základní geologická mapa České republiky 1 : 25 000 s Vysvětlivkami 12-133 Jesenice. Česká geologická služba. Praha.

Elaboration and Updating

Elaborated by: Štěpánek Petr, 03.05.12
Updated by: Vajskebrová Markéta 22.04.21

Citation

The database Significant geological localities of the Czech Republic: 3518 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-05-04]. Available from: http:// lokality.geology.cz/3518.

Location in map: