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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Calcite from
Lino Quarry, Gneiss quarries, Arvigo, Calanca, Moesa Region, Grisons, Switzerland


Locality type:Quarry
Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Lino Quarry, Gneiss quarries, Arvigo, Calanca, Moesa Region, Grisons, Switzerland
Data Identifiers
Mindat Occurrence Record ID:718216
Long-form Identifier:1:3:718216:7
GUID (UUID V4):0
References
Hanneberg, A., Simon, P., Wolkersdorfer, C. (2009) Galmei und schöne Wulfenite: Der Blei-Zink-Bergbau rund um den Fernpaß in Tirol. Lapis, 34 (4). 21-31
Weiß, S., Praeger, M. (2011) Drei Jahre nach dem Bergsturz: Aktuelles aus Arvigo, Graubünden und Erstfunde von Datolith und Phenakit. Lapis: 36(4): 20-24; 54.
 
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