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Defilé v údolí Mastníku a Křečovického potoka

General Characteristics

County (administration): Central Bohemia Region
District (town): Příbram
Cadastre: Radíč, Osečany, Velběhy
Map 1 : 50 000 (sheet No): 1244, 12443
Geological region: Central Bohemian Pluton and Roof Pendants of the Central Bohemian Pluton
Accessibility: - access without footpath
ID : 497

Geology

Short characteristics of the site: Series of natural outcrops. Part of the sedimentary sequence of Metamorphic Islets is exposed together with Proterozoic sediments of Štěchovice Group and Davle Formation. Stratigraphically and geologically important section.
Regional geologic unit: Bohemian Massif - crystalline complex and pre-Variscian Palaeozoic - Bohemicum (Central Bohemian region) - Island zone of Cntral Bohemian Pluton (roof pendants)
Stratigraphy: proterozoikum
Subject: stratigraphy, petrology, geology, structural geology
Geological phenomenon: outcrop, characteristic rock, stratigraphic boundary
Genesis: metamorphic (general metamorphism), metamorphic (contact metamorphism)
Rock: greywacke, siltstone, slate, schist, tuffite, porphyry, chert, hornfels

Territorial conservation

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

References

Kachlík V.(1992): Litostratigafie, paleogeografický vývoj a metamorfní postižení hornin pláště v severovýchodní části ostrovní zóny středočeského plutonu.-MS Kandidát.disert.práce.Přír.fak.Univ.Karl. Praha.; Kettner R.(1933): Geologické poměry kraje mezi Sedlčany, Neveklovem a Vltavou.-Věst.Král.české spol.nauk, tř.2,1933,1-23.Praha. Vajner V.(1967): Diopsidický taktit z Velběh.-Čas.Mineral.Geol., 12,4,385-394.

Elaboration and Updating

Elaborated by: Kachlík Václav, 12.11.94

Citation

The database Significant geological localities of the Czech Republic: 497 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-04-29]. Available from: http:// lokality.geology.cz/497.

Location in map:

Links to neighbouring localities within 2 km radius are available on mouse click in the map window.


(C) 2003-2012 ČGS, verse aplikace 1.21 [3.2.2016]