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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Chalcophyllite from
Cassagna Mine, Ne, Genoa, Liguria, Italy


06249240017367928021231.jpg
Chalcophyllite, etc.

Cassagna Mine, Ne, Genoa, Liguria, Italy
06249240017367928021231.jpg
Chalcophyllite, etc.

Cassagna Mine, Ne, Genoa, Liguria, Italy
06249240017367928021231.jpg
Chalcophyllite, etc.

Cassagna Mine, Ne, Genoa, Liguria, Italy
Locality type:Mine
Classification
Species:Chalcophyllite
Formula:Cu18Al2(AsO4)4(SO4)3(OH)24 · 36H2O
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Volborthite1
Data
Mineral Data:Click here to view Chalcophyllite data
Locality Data:Click here to view Cassagna Mine, Ne, Genoa, Liguria, Italy
Data Identifiers
Mindat Occurrence Record ID:433768
Long-form Identifier:1:3:433768:3
GUID (UUID V4):0
Nearest other occurrences of Chalcophyllite
2.3km (1.5 miles) ⓘScrava Mine (Statale Mine), Statale, Ne, Genoa, Liguria, Italy
3.3km (2.1 miles) ⓘGambatesa Mine, Reppia, Ne, Genoa, Liguria, Italy
24.5km (15.2 miles) ⓘMonte Nero Mine, Rocchetta di Vara, La Spezia Province, Liguria, Italy
53.6km (33.3 miles) ⓘCarpenara slag locality, Varenna Valley, Genoa, Genoa, Liguria, Italy
57.8km (35.9 miles) ⓘLa Facciata Quarry, Torano quarrying basin, Carrara, Massa-Carrara Province, Tuscany, Italy
59.1km (36.7 miles) ⓘFantiscritti, Miseglie quarrying basin (Miseglia-Fantiscritti quarrying basin; Fantiscritti quarrying basin), Carrara, Massa-Carrara Province, Tuscany, Italy
References
Redazionale (2005): Sistematica ligure: resoconto 2005. Notiziario di Mineralogia del Ferrania Club, 19 , 3-5.
 
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