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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Feldspar Group from
Corvaceira quarry, Corvaceira, Tavares (Chãs; Várzea e Travanca), Mangualde, Viseu, Portugal


Locality type:Quarry
Classification
Species:'Feldspar Group' (not an IMA approved species)
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Data
Mineral Data:Click here to view Feldspar Group data
Locality Data:Click here to view Corvaceira quarry, Corvaceira, Tavares (Chãs; Várzea e Travanca), Mangualde, Viseu, Portugal
Data Identifiers
Mindat Occurrence Record ID:1307780
Long-form Identifier:1:3:1307780:8
GUID (UUID V4):0
Nearest other occurrences of Feldspar Group
3.0km (1.8 miles) ⓘReal quarry, Real, Penalva do Castelo, Viseu, Portugal
3.4km (2.1 miles) ⓘVila Seca Mine, Vila Seca, Tavares (Chãs; Várzea e Travanca), Mangualde, Viseu, Portugal
4.3km (2.7 miles) ⓘSeixinho Mine - Cunha Alta, Cubos-Mesquitela-Mangualde area, Mangualde (Mesquitela e Cunha Alta), Mangualde, Viseu, Portugal
5.4km (3.4 miles) ⓘSeixinho Mine, Santiago de Cassurrães e Póvoa de Cervães, Mangualde, Viseu, Portugal
9.6km (6.0 miles) ⓘRochel, Cubos-Mesquitela-Mangualde area, Mangualde (Mesquitela e Cunha Alta), Mangualde, Viseu, Portugal
9.7km (6.0 miles) ⓘChão do Castanheiro, Cubos-Mesquitela-Mangualde area, Mangualde (Mesquitela e Cunha Alta), Mangualde, Viseu, Portugal
9.8km (6.1 miles) ⓘCabeço do Seixo, Cubos-Mesquitela-Mangualde area, Mangualde (Mesquitela e Cunha Alta), Mangualde, Viseu, Portugal
10.3km (6.4 miles) ⓘRegada, Cubos-Mesquitela-Mangualde area, Mangualde (Mesquitela e Cunha Alta), Mangualde, Viseu, Portugal
10.8km (6.7 miles) ⓘRoto-Bote quarry, Vila Franca da Serra, Gouveia, Guarda, Portugal
11.1km (6.9 miles) ⓘCompanheiro No. 1 quarry, U.F Romãs Decermilo e Vila Longa, Sátão, Viseu, Portugal
References
Manuel Maia's collection
 
and/or  
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