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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Millerite from
Mofete geothermal field, Bacoli, Metropolitan City of Naples, Campania, Italy


Locality type:Geothermal Field
Classification
Species:Millerite
Formula:NiS
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Millerite data
Locality Data:Click here to view Mofete geothermal field, Bacoli, Metropolitan City of Naples, Campania, Italy
Data Identifiers
Mindat Occurrence Record ID:1741245
Long-form Identifier:1:3:1741245:2
GUID (UUID V4):0
References
Belkin, Harvey E., McAleer, Ryan J., De Vivo, Benedetto (2024) Ore mineralization in the Mofete and San Vito geothermal fields, Campi Flegrei volcanic complex, Naples, Italy. Journal of Geochemical Exploration, 265. 107556 doi:10.1016/j.gexplo.2024.107556
 
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