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
Senhora da Guia Mines, Liboreiro, Góis, Góis, Coimbra, 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 Senhora da Guia Mines, Liboreiro, Góis, Góis, Coimbra, Portugal
Data Identifiers
Mindat Occurrence Record ID:775523
Long-form Identifier:1:3:775523:1
GUID (UUID V4):0
Nearest other occurrences of Quartz
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
14.0km (8.7 miles) ⓘVale Torto Mine, Alvares, Góis, Coimbra, Portugal
18.4km (11.5 miles) ⓘMilreu, Alvares, Góis, Coimbra, Portugal
18.5km (11.5 miles) ⓘLomba das Vargens Mine, Fajão-Vidual, Pampilhosa da Serra, Coimbra, Portugal
19.3km (12.0 miles) ⓘVale de Abrutiga Mine, Ázere e Covelo, Tábua, Coimbra, Portugal
19.7km (12.2 miles) ⓘCeiroco Mine, Fajão-Vidual, Pampilhosa da Serra, Coimbra, Portugal
19.8km (12.3 miles) ⓘRibeiro do Asno Mine, Unhais-o-Velho, Pampilhosa da Serra, Coimbra, Portugal
20.6km (12.8 miles) ⓘÁzere Mine, Ázere e Covelo, Tábua, Coimbra, Portugal
References
Rui Nunes 2012
 
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