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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Ferro-winchite from
Železník deposit, Veľká Hradná, Trenčín District, Trenčín Region, Slovakia


Locality type:Deposit
Classification
Species:'Ferro-winchite' (not an IMA approved species)
Formula:◻(CaNa)(Fe42+Al)(Si8O22)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Ferro-winchite data
Locality Data:Click here to view Železník deposit, Veľká Hradná, Trenčín District, Trenčín Region, Slovakia
Data Identifiers
Mindat Occurrence Record ID:494343
Long-form Identifier:1:3:494343:3
GUID (UUID V4):0
References
Ozdín D. & Rojkovič I., 2006: Magnetitová mineralizácia na lokalite Železník v Považskom Inovci. Mineralia Slovaca, 38, 2, 109-123.
 
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