Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Prehnite from
Poggio del Cornocchio quarries, Volterra, Pisa Province, Tuscany, Italy


Locality type:Quarry
Classification
Species:Prehnite
Formula:Ca2Al2Si3O10(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Prehnite data
Locality Data:Click here to view Poggio del Cornocchio quarries, Volterra, Pisa Province, Tuscany, Italy
Data Identifiers
Mindat Occurrence Record ID:1237116
Long-form Identifier:1:3:1237116:9
GUID (UUID V4):0
Nearest other occurrences of Prehnite
18.5km (11.5 miles) ⓘMontecatini Mine, Montecatini Val di Cecina, Pisa Province, Tuscany, Italy
20.0km (12.4 miles) ⓘMontecastelli Pisano, Castelnuovo di Val di Cecina, Pisa Province, Tuscany, Italy
27.7km (17.2 miles) ⓘRialdo, Riparbella, Pisa Province, Tuscany, Italy
33.1km (20.5 miles) ⓘFalciani bridge, Impruneta, Metropolitan City of Florence, Tuscany, Italy
36.2km (22.5 miles) ⓘVal di Perga, Castellina Marittima, Pisa Province, Tuscany, Italy
36.3km (22.5 miles) ⓘMount Sant'Antonio, Impruneta, Metropolitan City of Florence, Tuscany, Italy
37.0km (23.0 miles) ⓘNalbi, Impruneta, Metropolitan City of Florence, Tuscany, Italy
43.7km (27.1 miles) ⓘCretaio, Prata, Massa Marittima, Grosseto Province, Tuscany, Italy
44.2km (27.5 miles) ⓘCastiglioncello, Rosignano Marittimo, Livorno Province, Tuscany, Italy
45.6km (28.4 miles) ⓘVariante quarry, Poggio Corbolone, Livorno, Livorno Province, Tuscany, Italy
References
Betti, C., Bazzoni, C., Bernocchi, M., Pagani, G., Ciriotti, M.E., Bittarello, E., Batoni, M., Batacchi, C. (2017) Poggio del Cornocchio e dintorni (Firenze - Pisa - Siena): storia, miniere e minerali di una zona poco conosciuta [Poggio del Cornocchio and surroundings (Florence - Pisa - Siena): history, mines and minerals of a little-known area]. Micro, 15 (1). 2-43
 
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