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
Granatová skála (Weissenstein), Petrov nad Desnou, Šumperk District, Olomouc Region, Czech Republic


Locality type:Occurrence
Classification
Species:Muscovite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Muscovite data
Locality Data:Click here to view Granatová skála (Weissenstein), Petrov nad Desnou, Šumperk District, Olomouc Region, Czech Republic
Data Identifiers
Mindat Occurrence Record ID:467322
Long-form Identifier:1:3:467322:4
GUID (UUID V4):0
Nearest other occurrences of Muscovite
1.5km (0.9 miles) ⓘOplustilberg, Petrov nad Desnou, Šumperk District, Olomouc Region, Czech Republic
1.7km (1.1 miles) ⓘHolubáč (Hammerbüschel), Petrov nad Desnou, Šumperk District, Olomouc Region, Czech Republic
2.0km (1.3 miles) ⓘRasovna (Schinderhübl), Maršíkov (Marchendorf), Velké Losiny, Šumperk District, Olomouc Region, Czech Republic
2.8km (1.8 miles) ⓘStřelecký důl (Scheibengraben), Maršíkov (Marchendorf), Velké Losiny, Šumperk District, Olomouc Region, Czech Republic
3.5km (2.2 miles) ⓘAnenská studánka (Annaquelle), Petrov nad Desnou, Šumperk District, Olomouc Region, Czech Republic
3.6km (2.2 miles) ⓘLysá hora (Kahlhübel), Maršíkov (Marchendorf), Velké Losiny, Šumperk District, Olomouc Region, Czech Republic
3.6km (2.3 miles) ⓘPetrovský vrch, Petrov nad Desnou, Šumperk District, Olomouc Region, Czech Republic
5.0km (3.1 miles) ⓘKluč Hill, Loučná nad Desnou, Šumperk District, Olomouc Region, Czech Republic
6.0km (3.7 miles) ⓘZávada (Hemberg), Rudoltice, Sobotín, Šumperk District, Olomouc Region, Czech Republic
6.4km (3.9 miles) ⓘKočičí skalka, Vernířovice, Šumperk District, Olomouc Region, Czech Republic
References
Zimák, J., Novotný, P.: Petrov nad Desnou – Granátová skála. In Exkurzní průvodce po mineralogických lokalitách na Sobotínsku. Univerzita Palackého v Olomouci, 2002b, Olomouc, s. 16-18.
 
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