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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Betafite (of Hogarth 1977) from
Grignaschi Quarry, Cosasca, Trontano, Verbano-Cusio-Ossola Province, Piedmont, Italy


Locality type:Quarry
Classification
Species:Pyrochlore Supergroup var: Betafite (of Hogarth 1977)
Formula:(Ca,Na,U)2(Ti, Nb,Ta)2O6Z(OH)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Betafite (of Hogarth 1977) data
Locality Data:Click here to view Grignaschi Quarry, Cosasca, Trontano, Verbano-Cusio-Ossola Province, Piedmont, Italy
Data Identifiers
Mindat Occurrence Record ID:155116
Long-form Identifier:1:3:155116:7
GUID (UUID V4):0
Nearest other occurrences of Betafite (of Hogarth 1977)
5.9km (3.6 miles) ⓘPizzo Marcio, Trontano, Verbano-Cusio-Ossola Province, Piedmont, Italy
8.0km (5.0 miles) ⓘAlpe Rosso, Orcesco, Druogno, Verbano-Cusio-Ossola Province, Piedmont, Italy
15.6km (9.7 miles) ⓘPiano del Lavonchio (Piano dei Lavonchi), Rio Vasca, Craveggia, Verbano-Cusio-Ossola Province, Piedmont, Italy
86.9km (54.0 miles) ⓘTanno Pegmatitic Field, Chiavenna, Sondrio Province, Lombardy, Italy
99.4km (61.8 miles) ⓘPunta Trubinasca, Codera Valley, Novate Mezzola, Sondrio Province, Lombardy, Italy
References
Daniele Ravagnani - I giacimenti uraniferi italiani - Gruppo Min. Lombardo - Museo Civico di Storia Naturale di Milano, 1974
 
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