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


Locality type:Mine
Classification
Species:Polybasite
Formula:[Ag6Sb2S7][Ag9CuS4]
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Polybasite 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:425173
Long-form Identifier:1:3:425173:6
GUID (UUID V4):0
Nearest other occurrences of Polybasite
7.0km (4.3 miles) ⓘMasaloni Mine, San Vito, South Sardinia Province, Sardinia, Italy
17.4km (10.8 miles) ⓘSerra s'Ilixi Mine, Sinnai, Metropolitan City of Cagliari, Sardinia, Italy
21.5km (13.4 miles) ⓘTuviois Mine (Axareddu Mine), Sinnai, Metropolitan City of Cagliari, Sardinia, Italy
86.7km (53.9 miles) ⓘMontevecchio Mines, Guspini, South Sardinia Province, Sardinia, Italy
93.1km (57.9 miles) ⓘSan Giovanni Mine, Bindua, Iglesias, South Sardinia Province, Sardinia, Italy
References
Stara, Paolo; Rizzo, Roberto; Brizzi, Giancarlo (1993) Sarrabus. Miniere e Minerali. Associazione Mineralogica Sarda. 208 pp.
 
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