Vote for your favorite mineral in #MinCup26! - Bournonite vs. Vesuvianite
Cogwheels of bournonite are up against colourful vesuvianite.
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Biotite from
Rožná Hradisko, Rožná pegmatite (Rozna; Roschna), Rožná, Žďár nad Sázavou District, Vysočina Region, Czech Republic


Locality type:Quarry
Classification
Species:'Biotite' (not an IMA approved species)
Formula:K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view Rožná Hradisko, Rožná pegmatite (Rozna; Roschna), Rožná, Žďár nad Sázavou District, Vysočina Region, Czech Republic
Data Identifiers
Mindat Occurrence Record ID:487741
Long-form Identifier:1:3:487741:7
GUID (UUID V4):0
Nearest other occurrences of Biotite
0.0km (0.0 miles) ⓘRožná pegmatite (Rozna; Roschna), Rožná, Žďár nad Sázavou District, Vysočina Region, Czech Republic
0.3km (0.2 miles) ⓘRožná Borovina, Rožná pegmatite (Rozna; Roschna), Rožná, Žďár nad Sázavou District, Vysočina Region, Czech Republic
1.5km (0.9 miles) ⓘRožná deposit, Rožná, Žďár nad Sázavou District, Vysočina Region, Czech Republic
2.9km (1.8 miles) ⓘDolní Rožínk pegmatite, Dolní Rožínka, Žďár nad Sázavou District, Vysočina Region, Czech Republic
4.3km (2.7 miles) ⓘVěžná I pegmatite, Věžná, Žďár nad Sázavou District, Vysočina Region, Czech Republic
6.6km (4.1 miles) ⓘFluorite locality, Nedvědice, Brno-Country District, South Moravian Region, Czech Republic
7.6km (4.7 miles) ⓘDrahonín uranium mine, Drahonín, Brno-Country District, South Moravian Region, Czech Republic
15.9km (9.9 miles) ⓘCyrilov phosphate pegmatite (Cyrillhof), Cyrilov (Cyrillhof), Horní Bory, Bory, Žďár nad Sázavou District, Vysočina Region, Czech Republic
17.4km (10.8 miles) ⓘStudnice, Nové Město na Moravě, Žďár nad Sázavou District, Vysočina Region, Czech Republic
20.2km (12.5 miles) ⓘKřoví Quarry, Křoví, Žďár nad Sázavou District, Vysočina Region, Czech Republic
References
P. Pauliš (2001): Nejzajímavější naleziště Moravy a Slezska. Kuttna, Kutná Hora.
 
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