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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Fontanite from
Bukov Mine, Rožná deposit, Rožná, Žďár nad Sázavou District, Vysočina Region, Czech Republic


04555440017370324433775.jpg
Fontanite

Bukov Mine, Rožná deposit, Rožná, Žďár nad Sázavou District, Vysočina Region, Czech Republic
05631090017271996288077.jpg
Fontanite

Bukov Mine, Rožná deposit, Rožná, Žďár nad Sázavou District, Vysočina Region, Czech Republic
08447320017272736494978.jpg
Fontanite

Bukov Mine, Rožná deposit, Rožná, Žďár nad Sázavou District, Vysočina Region, Czech Republic
07816720017271923255794.jpg
Fontanite

Bukov Mine, Rožná deposit, Rožná, Žďár nad Sázavou District, Vysočina Region, Czech Republic
08447320017272736494978.jpg
Fontanite

Bukov Mine, Rožná deposit, Rožná, Žďár nad Sázavou District, Vysočina Region, Czech Republic
07816720017271923255794.jpg
Fontanite

Bukov Mine, Rožná deposit, Rožná, Žďár nad Sázavou District, Vysočina Region, Czech Republic
Locality type:Mine
Classification
Species:Fontanite
Formula:Ca(UO2)3(CO3)4 · 3H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Fontanite data
Locality Data:Click here to view Bukov Mine, Rožná deposit, Rožná, Žďár nad Sázavou District, Vysočina Region, Czech Republic
Photo GalleryView Gallery (2 photos)
Data Identifiers
Mindat Occurrence Record ID:768441
Long-form Identifier:1:3:768441:8
GUID (UUID V4):0
References
Pauliš P., Kopecký S., Černý P. 2007: Uranové minerály České Republiky a jejich naleziště. 2. část. (Kutna Hora, issue 2
 
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