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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Quartz from
Agrano granite quarry, Agrano, Omegna, Verbano-Cusio-Ossola Province, Piedmont, Italy


Locality type:Quarry
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Agrano granite quarry, Agrano, Omegna, Verbano-Cusio-Ossola Province, Piedmont, Italy
Data Identifiers
Mindat Occurrence Record ID:83448
Long-form Identifier:1:3:83448:9
GUID (UUID V4):0
Nearest other occurrences of Quartz
0.0km (0.0 miles) ⓘGiacomini Quarry (Diverio Quarry; Bottigetto Quarry), Agrano, Omegna, Verbano-Cusio-Ossola Province, Piedmont, Italy
3.3km (2.0 miles) ⓘMount Zughero quarry, Stresa, Verbano-Cusio-Ossola Province, Piedmont, Italy
3.5km (2.2 miles) ⓘPirio Alp, Gignese, Verbano-Cusio-Ossola Province, Piedmont, Italy
3.8km (2.4 miles) ⓘMonte Falò, Coiromonte, Armeno, Novara Province, Piedmont, Italy
4.1km (2.6 miles) ⓘMotto Piombino Mine, Gignese, Verbano-Cusio-Ossola Province, Piedmont, Italy
4.5km (2.8 miles) ⓘOrdecchia, Coiromonte, Armeno, Novara Province, Piedmont, Italy
4.9km (3.0 miles) ⓘAgogna Alp mine, Gignese, Verbano-Cusio-Ossola Province, Piedmont, Italy
5.7km (3.6 miles) ⓘCirla Quarry (Monte Camoscio Quarry; Camoscio Quarry), Feriolo, Baveno, Verbano-Cusio-Ossola Province, Piedmont, Italy
5.8km (3.6 miles) ⓘLocatelli quarry, Mount Camoscio, Oltrefiume, Baveno, Verbano-Cusio-Ossola Province, Piedmont, Italy
6.1km (3.8 miles) ⓘSeula mine, Mount Camoscio, Oltrefiume, Baveno, Verbano-Cusio-Ossola Province, Piedmont, Italy
References
Albertini, Claudio (1988) Die Granitbrüche von Agrano [The granite quarries of Agrano]. Lapis, 13 (9). 29-33,42
 
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