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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Augite from
Syros, Syros-Ermoupoli, South Aegean, Greece


Locality type:Island
Classification
Species:Augite
Formula:(CaxMgyFez)(Mgy1Fez1)Si2O6
Comments:In metagabbros at Grizas, replaced by omphacite.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Augite data
Locality Data:Click here to view Syros, Syros-Ermoupoli, South Aegean, Greece
Data Identifiers
Mindat Occurrence Record ID:319059
Long-form Identifier:1:3:319059:3
GUID (UUID V4):0
References
Eur. J. Mineral. , 1996, 8, pp. 607-623.
 
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