General Characteristics

County (administration): Liberec Region
District (town): Semily
Cadastre: Lomnice nad Popelkou
Map 1 : 50 000 (sheet No): 0343, 03431
Geological region: Permo-Carboniferous of the Krkonoše-piedmont and Lower Silesian basins
Accessibility: - no traffic restriction ( by car)
Technical object: guarry
Excursion locality: yes
ID : 288

Geology

Short characteristics of the site: Amygdaloidic basaltandesite crop out in a small abandoned quarry at the road Lomnice n/Pop. - Rváčov. Amygdales are infilled by agats, chalcedony, amethyst, variable varietas of quartz.
Regional geologic unit: Bohemian Massif - superficial deposits and post-Variscian magmatites - Upper Carboniferous and Permian - Permocarboniferous Volcanits
Stratigraphy: paleozoikum - perm
Subject: petrology, mineralogy, geology
Geological phenomenon: lava flow, lava, characteristic rock
Genesis: volcanic
Rock: melaphyre

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
Part of the Geopark: Bohemian Paradise
Conflicts of interests: vegetation, waste disposal, collection

References

Stárková M., Adamová M., Burda J., Čáp P., Drábková J., Dvořák I., Grygar R., Holásek O., Hroch T., Kycl P., Krupička J., Pécskay Z., Rapprich V., Rýda K., Řídkošil T., Skácelová Z., Šimůnek Z., Šebesta J., Tasáryová Z., Zajíc J. (2011b): Vysvětlivky k základni geologické mapě ČR 1 : 25 000 03-431 list Lomnice nad Popelkou. Závěrečná zpráva, 190 s. MS archiv ČGS.; Gotthardt J./1933/: Petrografická povaha podkrkonošských melafyrů.-APPVČ,18,2,65 p. Praha.; Ziegler V./1977/: Geologické poměry chráněné krajinné oblasti Český ráj.-Bohemia centralis,6,p.7-42. Praha.

Elaboration and Updating

Elaborated by: Ziegler Václav, 15.11.93
Updated by: Prouza Vladimír 20.05.03, Šimůnek Zbyněk 29.09.09, Stárková Marcela 15.11.11

Citation

The database Significant geological localities of the Czech Republic: 288 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-04-25]. Available from: http:// lokality.geology.cz/288.

Location in map: