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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Saponite from
Fontane mine, Prali, Metropolitan City of Turin, Piedmont, Italy


Locality type:Mine
Classification
Species:Saponite
Formula:Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2 · nH2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Saponite data
Locality Data:Click here to view Fontane mine, Prali, Metropolitan City of Turin, Piedmont, Italy
Data Identifiers
Mindat Occurrence Record ID:514252
Long-form Identifier:1:3:514252:1
GUID (UUID V4):0
References
Piccoli, G.C., Maletto, G., Bosio, P., Lombardo, B. (2007) Minerali del Piemonte e della Valle d'Aosta - Associazione Amici del Museo "F. Eusebio" Alba.
 
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