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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Chalcedony from
Borovec (Borowetz; Borowitz?), Štěpánov nad Svratkou, Žďár nad Sázavou District, Vysočina Region, Czech Republic


Locality type:Deposit
Classification
Species:Quartz var: Chalcedony
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chalcedony data
Locality Data:Click here to view Borovec (Borowetz; Borowitz?), Štěpánov nad Svratkou, Žďár nad Sázavou District, Vysočina Region, Czech Republic
Data Identifiers
Mindat Occurrence Record ID:322006
Long-form Identifier:1:3:322006:1
GUID (UUID V4):0
Nearest other occurrences of Chalcedony
8.0km (5.0 miles) ⓘRožná pegmatite (Rozna; Roschna), Rožná, Žďár nad Sázavou District, Vysočina Region, Czech Republic
8.6km (5.3 miles) ⓘVěžná serpentinite quarry, Věžná, Žďár nad Sázavou District, Vysočina Region, Czech Republic
9.3km (5.8 miles) ⓘRožná deposit, Rožná, Žďár nad Sázavou District, Vysočina Region, Czech Republic
20.8km (13.0 miles) ⓘStudnice, Nové Město na Moravě, Žďár nad Sázavou District, Vysočina Region, Czech Republic
33.5km (20.8 miles) ⓘSeč quarry, Rudice, Blansko District, South Moravian Region, Czech Republic
46.5km (28.9 miles) ⓘU Pustého Mlýna Quarry, Hrubšice, Ivančice, Brno-Country District, South Moravian Region, Czech Republic
48.7km (30.3 miles) ⓘResidual rocks outcrop, Řípov, Třebíč, Třebíč District, Vysočina Region, Czech Republic
63.0km (39.2 miles) ⓘČerná skála quarry, Proruby, Rychnov nad Kněžnou District, Hradec Králové Region, Czech Republic
87.2km (54.2 miles) ⓘChalcedony occurrence, Langau, Horn District, Lower Austria, Austria
88.5km (55.0 miles) ⓘWolfsbach, Drosendorf-Zissersdorf, Horn District, Lower Austria, Austria
References
 
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