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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Pickeringite from
Antenna stope, Rio Mine, Rio Marina, Rio, Livorno Province, Tuscany, Italy


Locality type:Stope
Classification
Species:Pickeringite
Formula:MgAl2(SO4)4 · 22H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pickeringite data
Locality Data:Click here to view Antenna stope, Rio Mine, Rio Marina, Rio, Livorno Province, Tuscany, Italy
Data Identifiers
Mindat Occurrence Record ID:236157
Long-form Identifier:1:3:236157:4
GUID (UUID V4):0
Nearest other occurrences of Pickeringite
0.7km (0.4 miles) ⓘVigneria stope, Rio Mine, Rio Marina, Rio, Livorno Province, Tuscany, Italy
0.7km (0.4 miles) ⓘValle Giove stope, Rio Mine, Rio Marina, Rio, Livorno Province, Tuscany, Italy
5.1km (3.2 miles) ⓘTerranera Mine, Porto Azzurro, Livorno Province, Tuscany, Italy
11.2km (7.0 miles) ⓘVallone stope, Cape Calamita Mine, Capoliveri, Livorno Province, Tuscany, Italy
11.4km (7.1 miles) ⓘCape Calamita Mine, Capoliveri, Livorno Province, Tuscany, Italy
51.4km (32.0 miles) ⓘNiccioleta Mine, Massa Marittima, Grosseto Province, Tuscany, Italy
60.2km (37.4 miles) ⓘLibbiano, Pomarance, Pisa Province, Tuscany, Italy
76.0km (47.2 miles) ⓘLe Cetine di Cotorniano mine, Chiusdino, Siena Province, Tuscany, Italy
78.9km (49.0 miles) ⓘPereta Mine, Scansano, Grosseto Province, Tuscany, Italy
References
F. Millosevich (1914) - I 5000 Elbani del Museo di Firenze - R. Ist. Studi Sup. Prat. Perf. Firenze
 
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