General Characteristics

County (administration): Liberec Region
District (town): Česká Lípa
Cadastre: Chlum u Dubé, Maršovice
Map 1 : 50 000 (sheet No): 0242, 02424
Geological region: Czech Cretaceous Basin - Jizera Cretaceous & Cretaceous of the lower section of Labe River, Ploučnice, Kamenice and the Děčínský Sněžník Mt.
Technical object: guarry
ID : 45

Geology

Short characteristics of the site: Large active quarry exposing a body of phonolite. This body has a character of lacolith which was emplaced during Tertiary (Lower Oligocene) into a complex of metamorphosed Upper Proterozoic rocks and unmetamorphosed Cretaceous sediments. Petrologically and tectonically significant locality.
Regional geologic unit: Bohemian Massif - superficial deposits and post-Variscian magmatites - Tertiary - Dispersed Alcalic volcanits
Stratigraphy: kenozoikum - terciér (paleogén - neogén)
Subject: petrology, geology, structural geology, volcanology
Geological phenomenon: deformation fabrics
Genesis: volcanic
Rock: phonolite

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: open cast mining

References

Shrbený, O. - Macháček, V. (1973): Microelements in melilitic rocks in northern Bohemia. - Čas. min. geol., 19, 1, 15 - 25.

Elaboration and Updating

Elaborated by: Adamovič Jiří, 27.10.94
Updated by: Plíšek Antonín 18.04.05

Citation

The database Significant geological localities of the Czech Republic: 45 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-04-20]. Available from: http:// lokality.geology.cz/45.

Location in map: