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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Hercynite from
Regia Piana bauxite deposit, Cusano Mutri, Benevento, Campania, Italy


Locality type:Deposit
Classification
Species:Hercynite
Formula:Fe2+Al2O4
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Hercynite data
Locality Data:Click here to view Regia Piana bauxite deposit, Cusano Mutri, Benevento, Campania, Italy
Data Identifiers
Mindat Occurrence Record ID:924160
Long-form Identifier:1:3:924160:2
GUID (UUID V4):0
References
Mondillo N., Balassone G., Boni M., Rollinson G. (2011): Karst bauxites in the Campania Apennines (southern Italy): a new approach. Per. Mineral., 80, 3, 407-432.
 
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