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
A Quinta Mine, Arcozelo, 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 A Quinta Mine, Arcozelo, Gouveia, Guarda, Portugal
Data Identifiers
Mindat Occurrence Record ID:915034
Long-form Identifier:1:3:915034:8
GUID (UUID V4):0
Nearest other occurrences of Cassiterite
3.1km (1.9 miles) ⓘBoco Mine, Arcozelo, Gouveia, Guarda, Portugal
3.7km (2.3 miles) ⓘMaré Mine, São Paio, Gouveia, Guarda, Portugal
3.8km (2.4 miles) ⓘAljão Mine, Cativelos, Gouveia, Guarda, Portugal
5.0km (3.1 miles) ⓘMarés Mine, São Paio, Gouveia, Guarda, Portugal
5.3km (3.3 miles) ⓘSalgueiro Mine, Melo e Nabais, Gouveia, Guarda, Portugal
6.9km (4.3 miles) ⓘQuinta das Ferragens, Moimenta da Serra e Vinhó, Gouveia, Guarda, Portugal
7.0km (4.4 miles) ⓘCasão (no sitio da Pedra Alta) Mine, Melo e Nabais, Gouveia, Guarda, Portugal
7.3km (4.5 miles) ⓘChão das Poldras Mine, Vila Franca da Serra, Gouveia, Guarda, Portugal
9.6km (6.0 miles) ⓘPontinha No. 4 quarry, Pinhanços, Seia, Guarda, Portugal
10.5km (6.5 miles) ⓘReal quarry, Real, Penalva do Castelo, Viseu, Portugal
References
LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 2054Sn
 
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