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
Góis Mining Field, Góis, Coimbra, Portugal


Locality type:Mining Field
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 Góis Mining Field, Góis, Coimbra, Portugal
Data Identifiers
Mindat Occurrence Record ID:842510
Long-form Identifier:1:3:842510:2
GUID (UUID V4):0
Nearest other occurrences of Arsenopyrite
1.7km (1.1 miles) ⓘSenhora da Guia Mines, Liboreiro, Góis, Góis, Coimbra, Portugal
3.5km (2.2 miles) ⓘVale de Pião Mine, Cadafaz e Colmeal, Góis, Coimbra, Portugal
7.8km (4.9 miles) ⓘEscádia Grande Mine, Alvares, Góis, Coimbra, Portugal
17.0km (10.5 miles) ⓘMilreu, Alvares, Góis, Coimbra, Portugal
20.5km (12.8 miles) ⓘVale de Abrutiga Mine, Ázere e Covelo, Tábua, Coimbra, Portugal
30.2km (18.8 miles) ⓘBarroca Grande Mine, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Portugal
41.4km (25.7 miles) ⓘOlival da Meia Légua Mine, Carragozela e Várzea de Meruge, Seia, Guarda, Portugal
41.9km (26.0 miles) ⓘArgimela Mine (Argemela Mine), Barco e Coutada, Covilhã, Castelo Branco, Portugal
43.9km (27.3 miles) ⓘUrgeiriça Mines, Canas de Senhorim, Nelas, Viseu, Portugal
45.4km (28.2 miles) ⓘVale da Carreira Mine (Vale das Gatas Mine), Sarzedas, Castelo Branco, Castelo Branco, Portugal
References
Rui Nunes and Artur Neves collections.
 
and/or  
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