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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Calcium Amphibole Subgroup from
Monte Albergian basaltic metabreccia outcrop, Pragelato, Metropolitan City of Turin, Piedmont, Italy


Locality type:Outcrop
Classification
Species:'Calcium Amphibole Subgroup' (not an IMA approved species)
Formula:AnCa2(C2+5-mCm3+)(Si8-(n+m)Al(n+m))W2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Calcium Amphibole Subgroup data
Locality Data:Click here to view Monte Albergian basaltic metabreccia outcrop, Pragelato, Metropolitan City of Turin, Piedmont, Italy
Data Identifiers
Mindat Occurrence Record ID:1506020
Long-form Identifier:1:3:1506020:0
GUID (UUID V4):0
Nearest other occurrences of Calcium Amphibole Subgroup
1.0km (0.6 miles) ⓘMonte Gran Miuls northwest slope, Pragelato, Metropolitan City of Turin, Piedmont, Italy
1.1km (0.7 miles) ⓘMonte Gran Miuls south slope, Massello, Metropolitan City of Turin, Piedmont, Italy
15.1km (9.4 miles) ⓘBosco del Torno Quarry, Pomaretto, Metropolitan City of Turin, Piedmont, Italy
23.9km (14.9 miles) ⓘLac des Cordes, Cervières, Briançon, Hautes-Alpes, Provence-Alpes-Côte d'Azur, France
References
Corno, Alberto, Mosca, Pietro, Groppo, Chiara, Borghi, Alessandro, and Gattiglio, Marco (2022) More widespread than supposed: Preserved lawsonite in the blueschist-facies ophiolitic bodies from the Albergian unit (Liguria-Piemonte zone, Western Alps). Ofioliti, 47 (2), 137-154.
 
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