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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Glaucophane from
Monviso summit, Pontechianale, Cuneo Province, Piedmont, Italy


Locality type:Mountain
Classification
Species:Glaucophane
Formula:◻Na2(Mg3Al2)Si8O22(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Glaucophane data
Locality Data:Click here to view Monviso summit, Pontechianale, Cuneo Province, Piedmont, Italy
Data Identifiers
Mindat Occurrence Record ID:1556905
Long-form Identifier:1:3:1556905:7
GUID (UUID V4):0
Nearest other occurrences of Glaucophane
1.8km (1.1 miles) ⓘVallone delle Forciolline, Pontechianale, Cuneo Province, Piedmont, Italy
2.5km (1.6 miles) ⓘColletto Fiorenza, Pian del Re, Crissolo, Cuneo Province, Piedmont, Italy
3.5km (2.2 miles) ⓘPasso Gallarino, Oncino, Cuneo Province, Piedmont, Italy
8.2km (5.1 miles) ⓘLago del Pic d'Asti, Pontechianale, Cuneo Province, Piedmont, Italy
9.3km (5.8 miles) ⓘVerné, Sampeyre, Cuneo Province, Piedmont, Italy
9.3km (5.8 miles) ⓘTour Real, Pontechianale, Cuneo Province, Piedmont, Italy
10.1km (6.3 miles) ⓘPetit Belvedère du Viso, Abriès-Ristolas, Briançon, Hautes-Alpes, Provence-Alpes-Côte d'Azur, France
11.2km (7.0 miles) ⓘRoc della Niera east slope, Pontechianale, Cuneo Province, Piedmont, Italy
12.9km (8.0 miles) ⓘClausis ravine, Molines-en-Queyras, Briançon, Hautes-Alpes, Provence-Alpes-Côte d'Azur, France
13.6km (8.4 miles) ⓘLes Clausis mine, Saint-Véran, Briançon, Hautes-Alpes, Provence-Alpes-Côte d'Azur, France
References
Rutley, F. (1889) On Fulgurites from Monte Viso. Quarterly Journal of the Geological Society of London, 45 (1): 60-66
 
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