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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Hydromagnesite from
Fiano tuff quarries, Nocera Inferiore, Salerno, Campania, Italy


Locality type:Quarry
Classification
Species:Hydromagnesite
Formula:Mg5(CO3)4(OH)2 · 4H2O
Comments:Occurs in inclusions of dolomitic marble in pipernoid tuff.
Confirmation
Validity:Believed Valid
Associated Minerals:
Associates:Hörnesite
Data
Mineral Data:Click here to view Hydromagnesite data
Locality Data:Click here to view Fiano tuff quarries, Nocera Inferiore, Salerno, Campania, Italy
Data Identifiers
Mindat Occurrence Record ID:469100
Long-form Identifier:1:3:469100:6
GUID (UUID V4):0
Nearest other occurrences of Hydromagnesite
15.4km (9.5 miles) ⓘVitiello Quarry (Cava Vitiello), Terzigno, Metropolitan City of Naples, Campania, Italy
19.7km (12.2 miles) ⓘVilla Inglese quarries, Torre del Greco, Metropolitan City of Naples, Campania, Italy
22.4km (13.9 miles) ⓘLagno di Pollena, Pollena Trocchia, Metropolitan City of Naples, Campania, Italy
23.0km (14.3 miles) ⓘSan Vito Quarry, San Vito, Ercolano, Metropolitan City of Naples, Campania, Italy
23.4km (14.5 miles) ⓘLe Novelle Quarry, Ercolano, Metropolitan City of Naples, Campania, Italy
References
Carati, M. (1988): I minerali degli inclusi metamorfosati nel Tufo Grigio Campano. Notiziario del Gruppo Mineralogico Geologico Napoletano, 18, 5-12.
 
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