General Characteristics

County (administration): Hradec Králové Region
District (town): Jičín
Cadastre: Jičín
Map 1 : 50 000 (sheet No): 0343, 03433
Geological region: Czech Cretaceous Basin - Labe & Čáslav Cretaceous; Cretaceous of the Dlouhá mez
Accessibility: - no traffic restriction ( by car)
Technical object: guarry
Excursion locality: yes
ID : 72

Geology

Short characteristics of the site: Erosional remnant of a tuf cone, that originated from phreatomagmatic explosion at contact of ascending magma with surface water.
Regional geologic unit: Bohemian Massif - superficial deposits and post-Variscian magmatites - Tertiary - Dispersed Alcalic volcanits
Stratigraphy: kenozoikum - terciér (paleogén - neogén)
Subject: volcanology, geomorphology
Geological phenomenon: cinder cone, vulcano, dyke, characteristic rock
Genesis: volcanic
Rock: breccia, basanite, volcaniclastic deposits

Territorial conservation

Level of protection: Nature monument
Additional information: See the Digital register of the Agency for Nature Conservation and Landscape Protection of the Czech Republic AOPK ČR
Protection of a geol. phenomenon: A - Protected Area (declared as Geological and Biological Locality)
Part of the Geopark: Bohemian Paradise
Conflicts of interests: without conflicts

References

Pacák, O. (1959): Čedičové vyvřeliny na území speciální mapy 1. Jičín č. 3855. - Sborník ÚÚG, odd. geol., 24, 2, 1957. Praha.; RAPPRICH, V., CAJZ, V., KOŠŤÁK, M., PÉCSKAY, Z., ŘÍDKOŠIL, T., RAŠKA, P. & RADOŇ, M., 2007: Reconstruction of eroded monogenic Strombolian cones of Miocene age: A case study on character of volcanic activity of the Jičín Volcanic Field (NE Bohemia) and subsequent erosion rates estimation. - J. Geosci., 52(3-4): 169-180. http://www.jgeosci.org/content/jgeosci.011_2007_3-4_rapprich.pdf

Elaboration and Updating

Elaborated by: Pražák Jiří, 27.10.94
Updated by: Lorencová Markéta 13.03.03, Rapprich Vladislav 25.09.09

Citation

The database Significant geological localities of the Czech Republic: 72 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-04-24]. Available from: http:// lokality.geology.cz/72.

Location in map: