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
Corga Mine, Seixo da Beira, Oliveira do Hospital, Coimbra, Portugal


Locality type:Mine
Classification
Species:'Feldspar Group' (not an IMA approved species)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Feldspar Group data
Locality Data:Click here to view Corga Mine, Seixo da Beira, Oliveira do Hospital, Coimbra, Portugal
Data Identifiers
Mindat Occurrence Record ID:927385
Long-form Identifier:1:3:927385:6
GUID (UUID V4):0
Nearest other occurrences of Feldspar Group
3.4km (2.1 miles) ⓘUrgueiras Mine, Ervedal e Vila Franca da Beira, Oliveira do Hospital, Coimbra, Portugal
5.2km (3.2 miles) ⓘParanhos Mining Field, Paranhos, Seia, Guarda, Portugal
6.2km (3.8 miles) ⓘNossa Senhora - Portela - Corga and Fiais do Ervedal Mines, Ervedal e Vila Franca da Beira, Oliveira do Hospital, Coimbra, Portugal
16.9km (10.5 miles) ⓘCabeço do Seixo, Cubos-Mesquitela-Mangualde area, Mangualde (Mesquitela e Cunha Alta), Mangualde, Viseu, Portugal
17.0km (10.6 miles) ⓘChão do Castanheiro, Cubos-Mesquitela-Mangualde area, Mangualde (Mesquitela e Cunha Alta), Mangualde, Viseu, Portugal
17.1km (10.6 miles) ⓘRochel, Cubos-Mesquitela-Mangualde area, Mangualde (Mesquitela e Cunha Alta), Mangualde, Viseu, Portugal
18.2km (11.3 miles) ⓘUnnamed pegmatite, São Cosmado, Mangualde (Mesquitela e Cunha Alta), Mangualde, Viseu, Portugal
19.8km (12.3 miles) ⓘPedrouços Mine, Fornos de Maceira Dão, Mangualde, Viseu, Portugal
20.1km (12.5 miles) ⓘSeixinho Mine, Santiago de Cassurrães e Póvoa de Cervães, Mangualde, Viseu, Portugal
20.1km (12.5 miles) ⓘRegada, Cubos-Mesquitela-Mangualde area, Mangualde (Mesquitela e Cunha Alta), Mangualde, Viseu, Portugal
References
LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 2040SnTi
 
and/or  
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