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
Senhora da Guia Mines, Liboreiro, Góis, Góis, Coimbra, Portugal


Locality type:Mine
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 Senhora da Guia Mines, Liboreiro, Góis, Góis, Coimbra, Portugal
Data Identifiers
Mindat Occurrence Record ID:722202
Long-form Identifier:1:3:722202:3
GUID (UUID V4):0
Nearest other occurrences of Arsenopyrite
1.7km (1.1 miles) ⓘGóis Mining Field, Góis, Coimbra, Portugal
2.9km (1.8 miles) ⓘVale de Pião Mine, Cadafaz e Colmeal, Góis, Coimbra, Portugal
9.3km (5.8 miles) ⓘEscádia Grande Mine, Alvares, Góis, Coimbra, Portugal
18.4km (11.5 miles) ⓘMilreu, Alvares, Góis, Coimbra, Portugal
19.3km (12.0 miles) ⓘVale de Abrutiga Mine, Ázere e Covelo, Tábua, Coimbra, Portugal
29.1km (18.1 miles) ⓘBarroca Grande Mine, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Portugal
39.7km (24.7 miles) ⓘOlival da Meia Légua Mine, Carragozela e Várzea de Meruge, Seia, Guarda, Portugal
40.7km (25.3 miles) ⓘArgimela Mine (Argemela Mine), Barco e Coutada, Covilhã, Castelo Branco, Portugal
42.3km (26.3 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 2011
 
and/or  
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