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


Locality type:Mine
Classification
Species:Tremolite
Formula:◻Ca2Mg5(Si8O22)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Tremolite data
Locality Data:Click here to view Gavorrano Mine, Gavorrano, Grosseto Province, Tuscany, Italy
Data Identifiers
Mindat Occurrence Record ID:288652
Long-form Identifier:1:3:288652:7
GUID (UUID V4):0
Nearest other occurrences of Tremolite
18.5km (11.5 miles) ⓘNiccioleta Mine, Massa Marittima, Grosseto Province, Tuscany, Italy
30.6km (19.0 miles) ⓘMaffei Mine, Botro ai Marmi, Campiglia Marittima, Livorno Province, Tuscany, Italy
30.7km (19.0 miles) ⓘBotro ai Marmi, Campiglia Marittima, Livorno Province, Tuscany, Italy
40.9km (25.4 miles) ⓘTignitoio Mine, Rio Marina, Rio, Livorno Province, Tuscany, Italy
42.8km (26.6 miles) ⓘTerranera Mine, Porto Azzurro, Livorno Province, Tuscany, Italy
44.1km (27.4 miles) ⓘSassi Neri mine, Capoliveri, Livorno Province, Tuscany, Italy
44.9km (27.9 miles) ⓘGinevro Mine, Capoliveri, Livorno Province, Tuscany, Italy
56.7km (35.2 miles) ⓘCala Grande, Monte Argentario, Grosseto Province, Tuscany, Italy
58.1km (36.1 miles) ⓘCala Moresca, Monte Argentario, Grosseto Province, Tuscany, Italy
64.1km (39.8 miles) ⓘFornaci di Montignoso Quarry (Bi.Bru Quarry), Montaione, Metropolitan City of Florence, Tuscany, Italy
References
Capperi M., Nannoni R., Brizzi G., 1996. Gavorrano e le sue miniere. Riv. Mineral. Ital., 20.
 
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