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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Chalcopyrite from
Castellaccia Mine, Montoccoli-Castellaccia area (Fosso Zanca-Filone di Montoccoli area; Zanca Valley mines), Massa Marittima, Grosseto Province, Tuscany, Italy


Locality type:Mine
Classification
Species:Chalcopyrite
Formula:CuFeS2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chalcopyrite data
Locality Data:Click here to view Castellaccia Mine, Montoccoli-Castellaccia area (Fosso Zanca-Filone di Montoccoli area; Zanca Valley mines), Massa Marittima, Grosseto Province, Tuscany, Italy
Data Identifiers
Mindat Occurrence Record ID:954385
Long-form Identifier:1:3:954385:0
GUID (UUID V4):0
Nearest other occurrences of Chalcopyrite
0.8km (0.5 miles) ⓘPoggio al Montone, Montoccoli-Castellaccia area (Fosso Zanca-Filone di Montoccoli area; Zanca Valley mines), Massa Marittima, Grosseto Province, Tuscany, Italy
2.5km (1.6 miles) ⓘCampivecchi Mine (Puccioni Mine), Montoccoli-Castellaccia area (Fosso Zanca-Filone di Montoccoli area; Zanca Valley mines), Massa Marittima, Grosseto Province, Tuscany, Italy
3.5km (2.2 miles) ⓘFenice Capanne Mine, Massa Marittima, Grosseto Province, Tuscany, Italy
4.0km (2.5 miles) ⓘCretaio, Prata, Massa Marittima, Grosseto Province, Tuscany, Italy
4.3km (2.6 miles) ⓘSerrabottini, Massa Marittima, Grosseto Province, Tuscany, Italy
5.0km (3.1 miles) ⓘNiccioleta Mine, Massa Marittima, Grosseto Province, Tuscany, Italy
5.2km (3.2 miles) ⓘAccesa mine, Massa Marittima, Grosseto Province, Tuscany, Italy
6.7km (4.2 miles) ⓘBruscoline (Serrabottini North), Massa Marittima, Grosseto Province, Tuscany, Italy
8.3km (5.1 miles) ⓘRocchette Pannocchiesi, Massa Marittima, Grosseto Province, Tuscany, Italy
8.9km (5.5 miles) ⓘMarsiliana slag locality, Valpiana - Castello della Marsiliana area slag sites, Massa Marittima, Grosseto Province, Tuscany, Italy
References
Bazzoni C., Mangoni G., Capperi M., Bernocchi M. (2011): Montoccoli-Castellaccia: I minerali delle miniere nella valle del torrente Zanca (Grosseto). Riv. Mineral. Ital., 35, 2 (2-2011), 76-89.
 
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