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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Arseniosiderite from
Sa Duchessa Mine, Domusnovas, South Sardinia Province, Sardinia, Italy


Locality type:Mine
Classification
Species:Arseniosiderite
Formula:Ca2Fe33+(AsO4)3O2 · 3H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Arseniosiderite data
Locality Data:Click here to view Sa Duchessa Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
Data Identifiers
Mindat Occurrence Record ID:536607
Long-form Identifier:1:3:536607:1
GUID (UUID V4):0
References
Stara, P., Rizzo, R., Tanca, G.A. (1996): Iglesiente - Arburese. Miniere e Minerali. Edito a cura dell'EMSA e "varie associazioni mineralogiche", Volume 1, 238 pp.
 
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