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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Spinel from
Bacu Arrodas Mine (Baccu Arrodas Mine; Bacu Arrodas-S'Arrexini Mine), Muravera, South Sardinia Province, Sardinia, Italy


Locality type:Mine
Classification
Species:Spinel
Formula:MgAl2O4
Comments:As dark green octahedral crystals.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Spinel data
Locality Data:Click here to view Bacu Arrodas Mine (Baccu Arrodas Mine; Bacu Arrodas-S'Arrexini Mine), Muravera, South Sardinia Province, Sardinia, Italy
Data Identifiers
Mindat Occurrence Record ID:425176
Long-form Identifier:1:3:425176:7
GUID (UUID V4):0
Nearest other occurrences of Spinel
77.2km (48.0 miles) ⓘCanale Serci Mine (Monti Mannu Mine), Villacidro, South Sardinia Province, Sardinia, Italy
83.9km (52.1 miles) ⓘPerda Niedda Mine, Domusnovas, South Sardinia Province, Sardinia, Italy
References
Bombicci, L. (1877) Contribuzioni di mineralogia italiana. Parte III. Minerali delle Miniere del Sarrabus, esercitate dalla Società anonima di Lanusei in Sardegna. Memorie della R. Accademia delle Scienze dell'Istituto di Bologna, serie 3a, 8, 326-344
Traverso, G.B (1881) Giacimenti a minerali d'argento del Sarrabus e di alcune specie di minerali provenienti dai filoni che lo costituiscono, facenti parte della collezione mineralogica del Museo Civico di Genova. Annali del Museo Civico di Storia Naturale di Genova, 16, 493-522
Traverso, G. B. (1898) Sarrabus e suoi minerali [Sarrabus and its minerals] - Note descrittive sui mineralidel Sarrabus facenti parte della collezione di minerali italiani presso il Museo civico di Genova [Descriptive notes on the Sarrabus minerals forming part of the Italian mineral collection at the Civic Museum of Genoa]. Tipografia e Libreria Sansoldi.
Stara, Paolo; Rizzo, Roberto; Brizzi, Giancarlo (1993) Sarrabus. Miniere e Minerali. Associazione Mineralogica Sarda. 208 pp.
 
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