General Characteristics

County (administration): Olomouc Region
District (town): Šumperk
Cadastre: Maršíkov
Map 1 : 50 000 (sheet No): 1442, 14421
Geological region: Silesicum and Žulová massif
ID : 896

Geology

Short characteristics of the site: Natural outcrop with hornblende gneiss which passes in places into a biotitic gneiss with interlayers of amfibolites. Three types of pegmatite occur also in this locality. Petrologically interesting loclity.
Regional geologic unit: Bohemian Massif - crystalline complex and pre-Variscian Palaeozoic - Moravosilesian region - Silezicum, Bohemian Massif - crystalline complex and pre-Variscian Palaeozoic - Moravosilesian region - Moravosilesian Palaeozoicum
Stratigraphy: paleozoikum - devon
Subject: mineralogy, petrology
Geological phenomenon: outcrop, mineral
Genesis: magmatic
Rock: amphibolite, pegmatite, gneiss

Territorial conservation

Level of protection: Registred geological localities suggested to protection in Protected landscape area
Protection of a geol. phenomenon: B - Geological phenomenon is the reason for a recommendation to the protection
Part of LEPA (Large-size especially protected areas): CHKO (Protected landscape area) - Jeseníky
Conflicts of interests: collection

References

Černý, P. - Novák, M. - Chapman, R. (1992): Effects of sillimanite grade metamorphism and shearing on Nb - Ta oxide minerals in granitic pegmatites: Maršíkov, northern Moravia, Czechoslovakia. - Can. Miner., 30, 699-718. Dostál, J. (1966): Mineralogische und petrographische Verhaltnisse von Chrysoberill - Sillimanit - Pegmatit von Maršíkov. - Acta Univ. Carolinae, geol. 1966, 4, 271-287. Praha. Dostál, J. (1969): Some new data from chrysoberyl from Maršíkov, northern Moravia. - Acta Univ. Carolinae, geol. 1969, 9, 261-270. Praha. Franz, G. - Morteani, G. (1984): The formation of chrysoberyl in metamorphosed pegmatites. - Jour. Petrol., 25, 1, 27-52. Hruschka, W. (1924): Vorkomenn und Krystallisation einiger Mahrischen Fossillien. - Mitt. der mahr. schles. Gesell., 25. Brünn. Kretschmer, F. (1911): Das metamorphe Diorit und Gabbromassiv in der Umgebung von Zoptau (Maren) - Jahrb. d. geol. Reichanstalt, 61, 51-180. Berlin. Kruťa, T. et al. (1968): Die Mineralienparagenese in dem mittleren Teile des Altvatergebirges (Hrubý Jeseník, Hohes Gesenke, ČSSR). - Čas. Mor. Muz., přír., 53, 5-80. Brno. Staněk, J. (1981): Pegmatity Moravy . in Bernard, J. H. et al.: Mineralogie Československa. Academia Praha.

Elaboration and Updating

Elaborated by: Zimák Jiří, 15.10.93
Updated by: Plíšek Antonín 05.02.03, Pecina Vratislav 03.06.11

Citation

The database Significant geological localities of the Czech Republic: 896 [online]. Prague: Czech Geological Survey, 1998 [cit. 2024-05-02]. Available from: http:// lokality.geology.cz/896.

Location in map: