Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Muscovite from
Střelecký důl (Scheibengraben), Maršíkov (Marchendorf), Velké Losiny, Šumperk District, Olomouc Region, Czech Republic


Locality type:Pegmatite
Classification
Species:Muscovite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Beryl1
Data
Mineral Data:Click here to view Muscovite data
Locality Data:Click here to view Střelecký důl (Scheibengraben), Maršíkov (Marchendorf), Velké Losiny, Šumperk District, Olomouc Region, Czech Republic
Data Identifiers
Mindat Occurrence Record ID:467367
Long-form Identifier:1:3:467367:5
GUID (UUID V4):0
Nearest other occurrences of Muscovite
0.8km (0.5 miles) ⓘLysá hora (Kahlhübel), Maršíkov (Marchendorf), Velké Losiny, Šumperk District, Olomouc Region, Czech Republic
1.2km (0.7 miles) ⓘRasovna (Schinderhübl), Maršíkov (Marchendorf), Velké Losiny, Šumperk District, Olomouc Region, Czech Republic
2.6km (1.6 miles) ⓘKluč Hill, Loučná nad Desnou, Šumperk District, Olomouc Region, Czech Republic
2.8km (1.8 miles) ⓘGranatová skála (Weissenstein), Petrov nad Desnou, Šumperk District, Olomouc Region, Czech Republic
3.4km (2.1 miles) ⓘOplustilberg, Petrov nad Desnou, Šumperk District, Olomouc Region, Czech Republic
3.9km (2.4 miles) ⓘKočičí skalka, Vernířovice, Šumperk District, Olomouc Region, Czech Republic
4.0km (2.5 miles) ⓘHolubáč (Hammerbüschel), Petrov nad Desnou, Šumperk District, Olomouc Region, Czech Republic
5.1km (3.2 miles) ⓘZávada (Hemberg), Rudoltice, Sobotín, Šumperk District, Olomouc Region, Czech Republic
5.3km (3.3 miles) ⓘMísečky (Hackschlüssel), Vernířovice, Šumperk District, Olomouc Region, Czech Republic
5.3km (3.3 miles) ⓘPetrovský vrch, Petrov nad Desnou, Šumperk District, Olomouc Region, Czech Republic
References
Novák, M.: Maršíkov - Scheibengraben. In Exkurzní průvodce po mineralogických lokalitách na Sobotínsku. Univerzita Palackého v Olomouci, 2002, Olomouc, s. 38-41.
Novák, Milan, Černý, Petr, Uher, Pavel (2003) Extreme variation and apparent reversal of Nb-Ta fractionation in columbite-group minerals from the Scheibengraben beryl-columbite granitic pegmatite, Marsikov, Czech Republic. European Journal of Mineralogy, 15 (3) 565-574 doi:10.1127/0935-1221/2003/0015-0565
 
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