Skalní defilé u Hodkovic nad Mohelkou
General Characteristics
County (administration):
Liberecký kraj
District (town):
Liberec, Jablonec nad Nisou
Village:
Hodkovice nad Mohelkou, Rychnov u Jablonce nad Nisou
Cadastre:
Radoňovice, Hodkovice nad Mohelkou, Pelíkovice
Map sheets:
03-32 Jablonec nad Nisou, 03-321 Český Dub
Accessibility:
access without footpath
Technical object:
quarry
ID:
1461
Geology
Short characteristics of the site:
Rocky ledge totally about 800 m long with the sequence of undifferentiated Vrchlabí and Chotěvice Formations, two andesitoidic bodies, the body of rhyolite ignimbrite (Permian, Autunian) and quartsoze sandstone of Korycany Member of Peruc - Korycany Formation (Cretaceous, Cenomanian).
Regional geologic unit:
Bohemian Massif > Upper Carboniferous and Permian > Lugic Late Palaeozoicum (including Triassic deposits) > Basin under Krušné hory Mts.;
Bohemian Massif > Cretaceous of the Bohemian Massif > Bohemian Cretaceous Basin
Stratigraphy:
Permian, Cretaceous
Subject:
geomorphology, volcanology, sedimentology, stratigraphy
Geological phenomenon:
unconformity, lithological boundary, selective erosion, rock, horizontal section, transgression, characteristic rock
Genesis:
sedimentary, volcanic
Rock:
melaphyre, rhyolite, ignimbrite, conglomerate, sandstone, volcaniclastic deposits, tuffite, tuff
Territorial protection
Level of protection:
Registered geological localities suggested for protection
Conflicts of interests:
vegetation
References
- Drozen J. (1960): Geologicko - petrografické poměry údolí Mohelky mezi Rychnovem nad Nisou a Hodkovicemi nad Mohelkou. - MS, diplomová práce, PřFUK. Praha.
- Středa J. (1971): Geologicko -petrografické poměry mnichovohradišťské deprese u Hodkovic nad Mohelkou. - Sbor. geol. Věd. Geologie, 21, 109 - 156. Praha.
- Schovánková D. (1985): Mladopaleozoický vulkanismus mnichovohradišťské a podkrkonošské pánve in: Tásler R. et al. 1985: Mnichovohradišťská pánev - zhodnocení geologických a uhelně ložiskových poměrů. - MS, Archiv ČGS. Praha.
- Prouza V. (1993): Výsledky nového geologického mapování permokarbonu mezi Kozákovem a Hodkovicemi nad Mohelkou. - Sbor. VII. uhel. geol. konf. přírodov. fak., 167 - 169. Praha.
- Pešek J. et al. (2001): Geologie a ložiska svrchnopaleozoických limnických pánví České republiky. - Český geologický ústav, 243 s. Praha.
Elaboration and Updating
Elaborated by:
Vladimír Prouza, 22.01.2003
Updated by:
Prouza Vladimír, 15.05.2003, Šimůnek Zbyněk, 29.09.2009
Citation
The database Important geological localities of the Czech Republic: 1461 [online]. Prague: Czech Geological Survey, 1998 [cit. 2023-06-16]. Available from: https:// lokality.geology.cz/1461.
Location in map:
Assessment
Scientifical assesment:
great
Educational assesment:
major
Significance:
supraregional
Representativeness:
major
Geological importance:
significant study profile, geo-regional value (mapping)
Excursion locality:
yes
Locality conditions:
acceptable
You can send information about a change in the status of the site to lokality@geology.cz