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
Salgueiro Mine, Melo e Nabais, 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 Salgueiro Mine, Melo e Nabais, Gouveia, Guarda, Portugal
Data Identifiers
Mindat Occurrence Record ID:915046
Long-form Identifier:1:3:915046:1
GUID (UUID V4):0
Nearest other occurrences of Cassiterite
1.8km (1.1 miles) ⓘMarés Mine, São Paio, Gouveia, Guarda, Portugal
2.0km (1.3 miles) ⓘCasão (no sitio da Pedra Alta) Mine, Melo e Nabais, Gouveia, Guarda, Portugal
3.7km (2.3 miles) ⓘMaré Mine, São Paio, Gouveia, Guarda, Portugal
4.3km (2.7 miles) ⓘChão das Poldras Mine, Vila Franca da Serra, Gouveia, Guarda, Portugal
5.3km (3.3 miles) ⓘA Quinta Mine, Arcozelo, Gouveia, Guarda, Portugal
6.5km (4.0 miles) ⓘBoco Mine, Arcozelo, Gouveia, Guarda, Portugal
7.3km (4.5 miles) ⓘCoitada Mine, U.F Juncais， Vila Ruiva e Vila Soeiro do Chão, Fornos de Algodres, Guarda, Portugal
8.7km (5.4 miles) ⓘFigueiró da Serra Mining Field, Figueiró da Serra e Freixo da Serra, Gouveia, Guarda, Portugal
8.7km (5.4 miles) ⓘAzibrais Mine, Figueiró da Serra e Freixo da Serra, Gouveia, Guarda, Portugal
8.8km (5.5 miles) ⓘAljão Mine, Cativelos, Gouveia, Guarda, Portugal
References
LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 2058SnTi
 
and/or  
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