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
Castiglioncello, Rosignano Marittimo, Livorno Province, Tuscany, Italy


Locality type:Village
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 Castiglioncello, Rosignano Marittimo, Livorno Province, Tuscany, Italy
Data Identifiers
Mindat Occurrence Record ID:1439622
Long-form Identifier:1:3:1439622:3
GUID (UUID V4):0
Nearest other occurrences of Prehnite
8.0km (5.0 miles) ⓘVal di Perga, Castellina Marittima, Pisa Province, Tuscany, Italy
15.8km (9.8 miles) ⓘVariante quarry, Poggio Corbolone, Livorno, Livorno Province, Tuscany, Italy
16.3km (10.1 miles) ⓘPoggio Corbolone, Livorno, Livorno Province, Tuscany, Italy
16.7km (10.4 miles) ⓘCorbolone quarry, Poggio Corbolone, Livorno, Livorno Province, Tuscany, Italy
18.3km (11.4 miles) ⓘRialdo, Riparbella, Pisa Province, Tuscany, Italy
26.6km (16.5 miles) ⓘMontecatini Mine, Montecatini Val di Cecina, Pisa Province, Tuscany, Italy
44.2km (27.5 miles) ⓘPoggio del Cornocchio quarries, Volterra, Pisa Province, Tuscany, Italy
46.9km (29.1 miles) ⓘMontecastelli Pisano, Castelnuovo di Val di Cecina, Pisa Province, Tuscany, Italy
60.4km (37.5 miles) ⓘCretaio, Prata, Massa Marittima, Grosseto Province, Tuscany, Italy
67.9km (42.2 miles) ⓘOrtano Mine, Rio Marina, Rio, Livorno Province, Tuscany, Italy
References
Bonifazi, Marco (2020) Toscana. I minerali di Livorno. I favolosi tesori dei nostri monti [Tuscany. The minerals of Livorno. The fabulous treasures of our mountains]. Youcanprint. 276pp.
 
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