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
Tafone mine (Valle del Tafone mining area), Manciano, Grosseto Province, Tuscany, Italy


09125340017745678147946.jpg
Valentinite, etc.

Tafone mine, Manciano, Grosseto Province, Tuscany, Italy
07410880017744495715322.jpg
Valentinite

Tafone mine, Manciano, Grosseto Province, Tuscany, Italy
09507520017745279207224.jpg
Valentinite

Tafone mine, Manciano, Grosseto Province, Tuscany, Italy
07507850017866636178770.jpg
Valentinite

Tafone mine, Manciano, Grosseto Province, Tuscany, Italy
02834050017745536424533.jpg
Valentinite, etc.

Tafone mine, Manciano, Grosseto Province, Tuscany, Italy
05778180017362402502044.jpg
Valentinite

Tafone mine, Manciano, Grosseto Province, Tuscany, Italy
02725270017744603156456.jpg
Valentinite

Tafone mine, Manciano, Grosseto Province, Tuscany, Italy
08669330017745926018053.jpg
Valentinite

Tafone mine, Manciano, Grosseto Province, Tuscany, Italy
03672440017745678172955.jpg
Valentinite, etc.

Tafone mine, Manciano, Grosseto Province, Tuscany, Italy
07410880017744495715322.jpg
Valentinite

Tafone mine, Manciano, Grosseto Province, Tuscany, Italy
09507520017745279207224.jpg
Valentinite

Tafone mine, Manciano, Grosseto Province, Tuscany, Italy
04700010017272031784682.jpg
Valentinite

Tafone mine, Manciano, Grosseto Province, Tuscany, Italy
Locality type:Mining Area
Classification
Species:Valentinite
Formula:Sb2O3
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Tripuhyite11
Clinocervantite10
Rosiaite9
Stibiconite5
Bindheimite2
Senarmontite2
Cassiterite2
Data
Mineral Data:Click here to view Valentinite data
Locality Data:Click here to view Tafone mine (Valle del Tafone mining area), Manciano, Grosseto Province, Tuscany, Italy
Photo GalleryView Gallery (47 photos)
Data Identifiers
Mindat Occurrence Record ID:149237
Long-form Identifier:1:3:149237:8
GUID (UUID V4):0
Nearest other occurrences of Valentinite
4.1km (2.6 miles) ⓘMontauto mine, Manciano, Grosseto Province, Tuscany, Italy
6.5km (4.1 miles) ⓘMacchia Casella mine (Poggio Fuoco mine), Manciano, Grosseto Province, Tuscany, Italy
22.3km (13.8 miles) ⓘSan Martino sul Fiora mine, San Martino sul Fiora, Manciano, Grosseto Province, Tuscany, Italy
23.2km (14.4 miles) ⓘFosso "La Fuliggine", Catabbio, Semproniano, Grosseto Province, Tuscany, Italy
24.4km (15.2 miles) ⓘPereta Mine, Scansano, Grosseto Province, Tuscany, Italy
56.6km (35.2 miles) ⓘPoggio Peloso, Civitella Paganico, Grosseto Province, Tuscany, Italy
69.2km (43.0 miles) ⓘLa Selva Mine, Casale di Pari, Civitella Paganico, Grosseto Province, Tuscany, Italy
87.2km (54.2 miles) ⓘPodere Montevecchio (Podere Montevecchio Mine; Miniera della Sambuca), Gerfalco, Montieri, Grosseto Province, Tuscany, Italy
89.4km (55.6 miles) ⓘLe Cetine di Cotorniano mine, Chiusdino, Siena Province, Tuscany, Italy
References
C. Lemanski, Jr. collection (6791CL).
 
and/or  
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