General Characteristics

County (administration): South Bohemia Region
District (town): Písek
Cadastre: Písek
Map 1 : 50 000 (sheet No): 2241, 22412
Geological region: Šumava Moldanubicum - districts ST, PT, CK, CB, PI
Accessibility: - access without footpath
ID : 463

Geology

Short characteristics of the site: Along a hill summit there are outcrops of porphyritic hornblende-biotite melanocratic granite and quartz syenite together with less common biotite and muscovite-biotite vein granite with tourmaline. Interesting features formed by mechanical weathering. Spherical jointing of blocks is remarkable. Petrologically and mineralogically significant locality.
Regional geologic unit: Bohemian Massif - crystalline complex and pre-Variscian Palaeozoic - Moldanubicum - Magmatites in Moldanubicum
Stratigraphy: variské (hercynské) stáří vyvřelin
Subject: geomorphology, petrology
Geological phenomenon: rock, block field, tafoni
Genesis: magmatic
Rock: granite, durbachite

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: tourism

References

Cícha J.(1994): Skalní tvary na Velkém Mehelníku v Píseckých horách. Zpráva o činnosti za rok 1993, Prácheňské muzeum v Písku, str.30-34.Písek.

Elaboration and Updating

Elaborated by: Cicha Ivan, 19.09.94
Updated by: Seifert Antonín 16.09.10

Citation

The database Significant geological localities of the Czech Republic: 463 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-04-20]. Available from: http:// lokality.geology.cz/463.

Location in map: