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
Olival da Meia Légua Mine, Carragozela e Várzea de Meruge, Seia, 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 Olival da Meia Légua Mine, Carragozela e Várzea de Meruge, Seia, Guarda, Portugal
Data Identifiers
Mindat Occurrence Record ID:916703
Long-form Identifier:1:3:916703:2
GUID (UUID V4):0
Nearest other occurrences of Cassiterite
2.9km (1.8 miles) ⓘPedras do Estanho Mine, Vila Cova-à-Coelheira, Seia, Guarda, Portugal
6.7km (4.2 miles) ⓘMalhão Mining Field, Sazes da Beira, Seia, Guarda, Portugal
6.9km (4.3 miles) ⓘSazes da Beira Mines, Sazes da Beira, Seia, Guarda, Portugal
7.8km (4.9 miles) ⓘCorga da Poldrinha Mine, Seixo da Beira, Oliveira do Hospital, Coimbra, Portugal
8.0km (5.0 miles) ⓘTourais-Lages Mining Field, Tourais e Lajes, Seia, Guarda, Portugal
8.8km (5.5 miles) ⓘCorga Mine, Seixo da Beira, Oliveira do Hospital, Coimbra, Portugal
8.9km (5.5 miles) ⓘParanhos Mining Field, Paranhos, Seia, Guarda, Portugal
9.8km (6.1 miles) ⓘPontinha No. 4 quarry, Pinhanços, Seia, Guarda, Portugal
10.9km (6.8 miles) ⓘUrgueiras Mine, Ervedal e Vila Franca da Beira, Oliveira do Hospital, Coimbra, Portugal
12.4km (7.7 miles) ⓘQuinta das Ferragens, Moimenta da Serra e Vinhó, Gouveia, Guarda, Portugal
References
LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 2153WSn
 
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