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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Cassiterite from
Sargaçal de Baixo Mine, Gouveia, Gouveia, Guarda, Portugal


Locality type:Mine
Classification
Species:Cassiterite
Formula:SnO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Cassiterite data
Locality Data:Click here to view Sargaçal de Baixo Mine, Gouveia, Gouveia, Guarda, Portugal
Data Identifiers
Mindat Occurrence Record ID:915027
Long-form Identifier:1:3:915027:0
GUID (UUID V4):0
Nearest other occurrences of Cassiterite
8.7km (5.4 miles) ⓘAzibrais Mine, Figueiró da Serra e Freixo da Serra, Gouveia, Guarda, Portugal
8.7km (5.4 miles) ⓘFigueiró da Serra Mining Field, Figueiró da Serra e Freixo da Serra, Gouveia, Guarda, Portugal
8.8km (5.5 miles) ⓘCasão (no sitio da Pedra Alta) Mine, Melo e Nabais, Gouveia, Guarda, Portugal
9.2km (5.7 miles) ⓘMarés Mine, São Paio, Gouveia, Guarda, Portugal
9.5km (5.9 miles) ⓘMaré Mine, São Paio, Gouveia, Guarda, Portugal
9.7km (6.0 miles) ⓘCarvalhos Juntos Mine, Videmonte, Guarda, Guarda, Portugal
10.5km (6.5 miles) ⓘSalgueiro Mine, Melo e Nabais, Gouveia, Guarda, Portugal
10.6km (6.6 miles) ⓘQuinta das Ferragens, Moimenta da Serra e Vinhó, Gouveia, Guarda, Portugal
11.2km (7.0 miles) ⓘPontinha No. 4 quarry, Pinhanços, Seia, Guarda, Portugal
11.4km (7.1 miles) ⓘBoco Mine, Arcozelo, Gouveia, Guarda, Portugal
References
LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 2135W
 
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