General Characteristics

County (administration): Ústí nad Labem Region
District (town): Děčín
Cadastre: Knížecí
Map 1 : 50 000 (sheet No): 0222, 02223
Geological region: Neovolcanics of the České středohoří Mts.
Accessibility: - passable footpath
Excursion locality: yes
ID : 1922

Geology

Short characteristics of the site: Krkonoše-Jizera crystalline. Lusatian Massif and Krkonoše-Jizera Massif. Nephelinite basanite distinctly porphyritic with numerous peridotite basic clots more than 6 cm across. Important locality with occurrences of basic olivine clots in basaltoids. Alkaline hornblende kersuatite was described from this locality.
Regional geologic unit: Bohemian Massif - superficial deposits and post-Variscian magmatites - Tertiary - Dispersed Alcalic volcanits
Stratigraphy: kenozoikum - terciér (paleogén - neogén)
Subject: mineralogy, volcanology, geomorphology, petrology
Geological phenomenon: characteristic rock, mineral
Genesis: volcanic
Rock: basanite

Territorial conservation

Level of protection: Registered geological localities suggested for protection
Protection of a geol. phenomenon: B - Geological phenomenon is the reason for a recommendation to the protection
Conflicts of interests: without conflicts

References

Opletal M. a kolektiv autorů, 2001: Vysvětlivky k základní geologické mapě ČR v měřítku 1 : 25 000 list 02223 Mikulášovice a list 02214 Dolní Poustevna.- Český geologický ústav Praha.

Elaboration and Updating

Elaborated by: Opletal Mojmír, Fediuk Ferry,Nývlt D., 31.12.01
Updated by: Vajskebrová Markéta 24.10.17

Citation

The database Significant geological localities of the Czech Republic: 1922 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-04-23]. Available from: http:// lokality.geology.cz/1922.

Location in map: