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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Ankerite from
Nalbi, Impruneta, Metropolitan City of Florence, Tuscany, Italy


Locality type:Mining Area
Classification
Species:Ankerite
Formula:Ca(Fe2+,Mg)(CO3)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Ankerite data
Locality Data:Click here to view Nalbi, Impruneta, Metropolitan City of Florence, Tuscany, Italy
Data Identifiers
Mindat Occurrence Record ID:489727
Long-form Identifier:1:3:489727:9
GUID (UUID V4):0
Nearest other occurrences of Ankerite
61.3km (38.1 miles) ⓘCa' dei Ladri (Silla), Gaggio Montano, Metropolitan City of Bologna, Emilia-Romagna, Italy
66.6km (41.4 miles) ⓘLa Sassa carbonate vein, La Sassa, Montecatini Val di Cecina, Pisa Province, Tuscany, Italy
66.9km (41.6 miles) ⓘBagni di Petriolo (Terme di Petriolo), Monticiano, Siena Province, Tuscany, Italy
67.1km (41.7 miles) ⓘCampiano Mine, Montieri, Grosseto Province, Tuscany, Italy
67.8km (42.1 miles) ⓘLa Selva Mine, Casale di Pari, Civitella Paganico, Grosseto Province, Tuscany, Italy
68.1km (42.3 miles) ⓘBoccheggiano mines, Montieri, Grosseto Province, Tuscany, Italy
69.2km (43.0 miles) ⓘStancalasse stream (Rio Stancalasse), Monterenzio, Metropolitan City of Bologna, Emilia-Romagna, Italy
69.8km (43.4 miles) ⓘSasso dei Carli (Sasso dei Diamanti), Montese, Modena Province, Emilia-Romagna, Italy
71.0km (44.1 miles) ⓘRio delle Ossa, San Clemente, Monterenzio, Metropolitan City of Bologna, Emilia-Romagna, Italy
71.7km (44.5 miles) ⓘNiccioleta Mine, Massa Marittima, Grosseto Province, Tuscany, Italy
References
Brizzi G., Meli R. (1996) - I minerali della formazione ofiolitica dell'Impruneta (FI). - Riv. Mineral. Ital., 20 1: 81-98.
 
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