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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Opal from
Fubina, Viù, Metropolitan City of Turin, Piedmont, Italy


Classification
Species:Opal
Formula:SiO2 · nH2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Opal data
Locality Data:Click here to view Fubina, Viù, Metropolitan City of Turin, Piedmont, Italy
Data Identifiers
Mindat Occurrence Record ID:643005
Long-form Identifier:1:3:643005:4
GUID (UUID V4):0
Nearest other occurrences of Opal
4.0km (2.5 miles) ⓘBorna di Pugnetto (Grotta di Pugnetto), Pugnetto, Mezzenile, Metropolitan City of Turin, Piedmont, Italy
8.1km (5.0 miles) ⓘCivrari Mountain, Condove, Metropolitan City of Turin, Piedmont, Italy
10.7km (6.6 miles) ⓘPoggio San Vittore asbestos mine, Balangero, Metropolitan City of Turin, Piedmont, Italy
14.0km (8.7 miles) ⓘCalvo Mt. magnesite quarries (Caselette magnesite quarries), Caselette, Metropolitan City of Turin, Piedmont, Italy
15.4km (9.6 miles) ⓘSant'Abaco, Caselette, Metropolitan City of Turin, Piedmont, Italy
23.9km (14.9 miles) ⓘTignai Quarry, Tignai, Bussoleno, Metropolitan City of Turin, Piedmont, Italy
27.0km (16.8 miles) ⓘSan Valeriano quarry, Piossasco, Metropolitan City of Turin, Piedmont, Italy
50.4km (31.3 miles) ⓘ"Bardonecchia road" quartzite vein, Oulx, Metropolitan City of Turin, Piedmont, Italy
55.1km (34.2 miles) ⓘSeccarezze Quarries, Luserna San Giovanni, Metropolitan City of Turin, Piedmont, Italy
56.3km (35.0 miles) ⓘPravallino Quarry, Montoso Quarries, Bagnolo Piemonte, Cuneo Province, Piedmont, Italy
References
Airaudi, Danielle; Ambrino, Pierluigi; Ciriotti, Marco E.; Blass, Günter (2009) UK Report. Baddeleyite in cristalli dalla rodingite del Malpass, Val de Viù, Piemonte [UK Report. Baddeleyite in crystals from Malpass rodingite, Val de Viù, Piedmont]. Micro, 6 (2). 110-111
 
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