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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Ilvaite from
Fiano tuff quarries, Nocera Inferiore, Salerno, Campania, Italy


Locality type:Quarry
Classification
Species:Ilvaite
Formula:CaFe3+Fe22+(Si2O7)O(OH)
Comments:The mineral is vonsenite
Confirmation
Validity:Erroneously Reported
Data
Mineral Data:Click here to view Ilvaite data
Locality Data:Click here to view Fiano tuff quarries, Nocera Inferiore, Salerno, Campania, Italy
Data Identifiers
Mindat Occurrence Record ID:367486
Long-form Identifier:1:3:367486:4
GUID (UUID V4):0
References
www.musei.unina.it (n.d.) http://www.musei.unina.it/Mineralogia/2.2.2.10.htm
 
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