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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Gypsum from
La Selva Mine, Casale di Pari, Civitella Paganico, Grosseto Province, Tuscany, Italy


05907050017739677023201.jpg
Gypsum

La Selva Mine, Casale di Pari, Civitella Paganico, Grosseto Province, Tuscany, Italy
05907050017739677023201.jpg
Gypsum

La Selva Mine, Casale di Pari, Civitella Paganico, Grosseto Province, Tuscany, Italy
01179270017739677035732.jpg
Gypsum

La Selva Mine, Casale di Pari, Civitella Paganico, Grosseto Province, Tuscany, Italy
Locality type:Mining Area
Classification
Species:Gypsum
Formula:CaSO4 · 2H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Gypsum data
Locality Data:Click here to view La Selva Mine, Casale di Pari, Civitella Paganico, Grosseto Province, Tuscany, Italy
Data Identifiers
Mindat Occurrence Record ID:258998
Long-form Identifier:1:3:258998:5
GUID (UUID V4):0
Nearest other occurrences of Gypsum
0.9km (0.6 miles) ⓘBagni di Petriolo (Terme di Petriolo), Monticiano, Siena Province, Tuscany, Italy
10.8km (6.7 miles) ⓘPodere Montisi quarry, Fontazzi, Murlo, Siena Province, Tuscany, Italy
14.3km (8.9 miles) ⓘGypsum quarries, Roccastrada, Grosseto Province, Tuscany, Italy
17.4km (10.8 miles) ⓘCamporedaldi Mine (La Minierina), Chiusdino, Siena Province, Tuscany, Italy
19.3km (12.0 miles) ⓘClay quarry, Chiusdino, Siena Province, Tuscany, Italy
20.4km (12.7 miles) ⓘBoccheggiano mines, Montieri, Grosseto Province, Tuscany, Italy
20.5km (12.7 miles) ⓘLe Cetine di Cotorniano mine, Chiusdino, Siena Province, Tuscany, Italy
25.9km (16.1 miles) ⓘCretaio, Prata, Massa Marittima, Grosseto Province, Tuscany, Italy
26.1km (16.2 miles) ⓘPodere Montevecchio (Podere Montevecchio Mine; Miniera della Sambuca), Gerfalco, Montieri, Grosseto Province, Tuscany, Italy
29.0km (18.0 miles) ⓘNiccioleta Mine, Massa Marittima, Grosseto Province, Tuscany, Italy
References
Del Caldo, A.; Moro, C.; Gramaccioli, C.M.; Boscardin, M. (1973) Guida ai minerali. Fratelli Fabbri Editori. 208 pp.
 
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