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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Arsenopyrite from
Eiras quarry, Gondomil e Safins, Valença do Minho, Viana do Castelo, Portugal


Locality type:Quarry
Classification
Species:Arsenopyrite
Formula:FeAsS
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Data
Mineral Data:Click here to view Arsenopyrite data
Locality Data:Click here to view Eiras quarry, Gondomil e Safins, Valença do Minho, Viana do Castelo, Portugal
Data Identifiers
Mindat Occurrence Record ID:710175
Long-form Identifier:1:3:710175:5
GUID (UUID V4):0
Nearest other occurrences of Arsenopyrite
4.6km (2.9 miles) ⓘChã do Verialho No. 4 Mine, Formariz e Ferreira, Paredes de Coura, Viana do Castelo, Portugal
5.5km (3.4 miles) ⓘSão Silvestre No. 2 Mine, Formariz e Ferreira, Paredes de Coura, Viana do Castelo, Portugal
14.6km (9.1 miles) ⓘMonte da Gávea Mine, Reboreda e Nogueira, Vila Nova de Cerveira, Viana do Castelo, Portugal
17.1km (10.6 miles) ⓘSanta Marina Mine, Galiñeiro Complex, Vincios, Gondomar, Pontevedra, Galicia, Spain
18.9km (11.8 miles) ⓘSerra de Lousado Mine No. 3, Coura, Paredes de Coura, Viana do Castelo, Portugal
20.0km (12.4 miles) ⓘFervença Mine, Covas, Vila Nova de Cerveira, Viana do Castelo, Portugal
20.1km (12.5 miles) ⓘFraga Mine, Covas, Vila Nova de Cerveira, Viana do Castelo, Portugal
20.4km (12.6 miles) ⓘLapa Grande Mine, Covas, Vila Nova de Cerveira, Viana do Castelo, Portugal
20.4km (12.7 miles) ⓘValdarcas Mine, Covas, Vila Nova de Cerveira, Viana do Castelo, Portugal
21.2km (13.1 miles) ⓘCerdeirinha Mine, Arga de Baixo, Caminha, Viana do Castelo, Portugal
References
Alves, Pedro (n.d.) Personal communication.
 
and/or  
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