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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Quartz from
Cunha Baixa Mine, Cunha Baixa, Mangualde, Viseu, Portugal


Locality type:Mine
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Cunha Baixa Mine, Cunha Baixa, Mangualde, Viseu, Portugal
Data Identifiers
Mindat Occurrence Record ID:1219930
Long-form Identifier:1:3:1219930:7
GUID (UUID V4):0
Nearest other occurrences of Quartz
1.5km (0.9 miles) ⓘCabeço do Seixo, Cubos-Mesquitela-Mangualde area, Mangualde (Mesquitela e Cunha Alta), Mangualde, Viseu, Portugal
1.6km (1.0 miles) ⓘChão do Castanheiro, Cubos-Mesquitela-Mangualde area, Mangualde (Mesquitela e Cunha Alta), Mangualde, Viseu, Portugal
1.6km (1.0 miles) ⓘRochel, Cubos-Mesquitela-Mangualde area, Mangualde (Mesquitela e Cunha Alta), Mangualde, Viseu, Portugal
1.8km (1.1 miles) ⓘCubos-Mesquitela-Mangualde area, Mangualde (Mesquitela e Cunha Alta), Mangualde, Viseu, Portugal
4.8km (3.0 miles) ⓘUnnamed pegmatite, São Cosmado, Mangualde (Mesquitela e Cunha Alta), Mangualde, Viseu, Portugal
5.8km (3.6 miles) ⓘRegada, Cubos-Mesquitela-Mangualde area, Mangualde (Mesquitela e Cunha Alta), Mangualde, Viseu, Portugal
5.8km (3.6 miles) ⓘSeixinho Mine, Santiago de Cassurrães e Póvoa de Cervães, Mangualde, Viseu, Portugal
6.5km (4.1 miles) ⓘPóvoa de Cervães Mine, Santiago de Cassurrães e Póvoa de Cervães, Mangualde, Viseu, Portugal
6.6km (4.1 miles) ⓘSeixinho Mine - Cunha Alta, Cubos-Mesquitela-Mangualde area, Mangualde (Mesquitela e Cunha Alta), Mangualde, Viseu, Portugal
7.0km (4.4 miles) ⓘFreixiosa Mine, Freixiosa, Mangualde, Viseu, Portugal
References
Rui Nunes info
 
and/or  
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