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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Valentinite from
Podere Montevecchio (Podere Montevecchio Mine; Miniera della Sambuca), Gerfalco, Montieri, Grosseto Province, Tuscany, Italy


Locality type:Mine
Classification
Species:Valentinite
Formula:Sb2O3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Valentinite data
Locality Data:Click here to view Podere Montevecchio (Podere Montevecchio Mine; Miniera della Sambuca), Gerfalco, Montieri, Grosseto Province, Tuscany, Italy
Data Identifiers
Mindat Occurrence Record ID:916223
Long-form Identifier:1:3:916223:5
GUID (UUID V4):0
Nearest other occurrences of Valentinite
17.3km (10.8 miles) ⓘLe Cetine di Cotorniano mine, Chiusdino, Siena Province, Tuscany, Italy
22.9km (14.2 miles) ⓘMicciano, Pomarance, Pisa Province, Tuscany, Italy
26.1km (16.2 miles) ⓘLa Selva Mine, Casale di Pari, Civitella Paganico, Grosseto Province, Tuscany, Italy
30.9km (19.2 miles) ⓘPoggio Peloso, Civitella Paganico, Grosseto Province, Tuscany, Italy
63.4km (39.4 miles) ⓘPereta Mine, Scansano, Grosseto Province, Tuscany, Italy
69.5km (43.2 miles) ⓘFosso "La Fuliggine", Catabbio, Semproniano, Grosseto Province, Tuscany, Italy
72.7km (45.2 miles) ⓘSan Martino sul Fiora mine, San Martino sul Fiora, Manciano, Grosseto Province, Tuscany, Italy
80.7km (50.1 miles) ⓘMacchia Casella mine (Poggio Fuoco mine), Manciano, Grosseto Province, Tuscany, Italy
87.2km (54.2 miles) ⓘTafone mine (Valle del Tafone mining area), Manciano, Grosseto Province, Tuscany, Italy
91.0km (56.5 miles) ⓘMontauto mine, Manciano, Grosseto Province, Tuscany, Italy
References
Bazzoni, C., and Capperi, M. (2001) La miniera di «Montevecchio» in Toscana (Gerfalco - Grosseto). Rivista Mineralogica Italiana, 25, 4 (4-2001), 236-241.
 
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