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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Muscovite from
Gavorrano Mine, Gavorrano, Grosseto Province, Tuscany, Italy


Locality type:Mine
Classification
Species:Muscovite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Muscovite data
Locality Data:Click here to view Gavorrano Mine, Gavorrano, Grosseto Province, Tuscany, Italy
Data Identifiers
Mindat Occurrence Record ID:288642
Long-form Identifier:1:3:288642:8
GUID (UUID V4):0
Nearest other occurrences of Muscovite
8.5km (5.3 miles) ⓘAccesa mine, Massa Marittima, Grosseto Province, Tuscany, Italy
22.2km (13.8 miles) ⓘBoccheggiano mines, Montieri, Grosseto Province, Tuscany, Italy
24.3km (15.1 miles) ⓘFrassine, Monterotondo Marittimo, Grosseto Province, Tuscany, Italy
25.9km (16.1 miles) ⓘPodere Montevecchio (Podere Montevecchio Mine; Miniera della Sambuca), Gerfalco, Montieri, Grosseto Province, Tuscany, Italy
30.6km (19.0 miles) ⓘMontorsi Mine, Botro ai Marmi, Campiglia Marittima, Livorno Province, Tuscany, Italy
31.8km (19.8 miles) ⓘPiombino Promontory, Piombino, Livorno Province, Tuscany, Italy
36.7km (22.8 miles) ⓘBagni di Petriolo (Terme di Petriolo), Monticiano, Siena Province, Tuscany, Italy
40.2km (25.0 miles) ⓘCotorniano quarry, Chiusdino, Siena Province, Tuscany, Italy
40.5km (25.2 miles) ⓘTorre di Rio - Santa Filomena area (Monte della Torre), Rio Marina, Rio, Livorno Province, Tuscany, Italy
40.6km (25.2 miles) ⓘLe Cetine di Cotorniano mine, Chiusdino, Siena Province, Tuscany, Italy
References
Capperi M., Nannoni R., Brizzi G., 1996. Gavorrano e le sue miniere. Riv. Mineral. Ital., 20.
 
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