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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Eisenkiesel from
Altenburg, Horn District, Lower Austria, Austria


Locality type:Municipality
Classification
Species:Quartz var: Eisenkiesel
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Eisenkiesel data
Locality Data:Click here to view Altenburg, Horn District, Lower Austria, Austria
Data Identifiers
Mindat Occurrence Record ID:267409
Long-form Identifier:1:3:267409:4
GUID (UUID V4):0
References
Exel, Reinhard (1993) Die Mineralien und Erzlagerstätten Österreichs. Eigenverlag R. Exel. p.1-447.
 
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