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
Pontinha No. 4 quarry, Pinhanços, Seia, Guarda, Portugal


Locality type:Quarry
Classification
Species:Cassiterite
Formula:SnO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Cassiterite data
Locality Data:Click here to view Pontinha No. 4 quarry, Pinhanços, Seia, Guarda, Portugal
Data Identifiers
Mindat Occurrence Record ID:438662
Long-form Identifier:1:3:438662:9
GUID (UUID V4):0
Nearest other occurrences of Cassiterite
2.7km (1.7 miles) ⓘQuinta das Ferragens, Moimenta da Serra e Vinhó, Gouveia, Guarda, Portugal
5.1km (3.2 miles) ⓘTourais-Lages Mining Field, Tourais e Lajes, Seia, Guarda, Portugal
6.6km (4.1 miles) ⓘBoco Mine, Arcozelo, Gouveia, Guarda, Portugal
7.4km (4.6 miles) ⓘAljão Mine, Cativelos, Gouveia, Guarda, Portugal
8.5km (5.3 miles) ⓘMaré Mine, São Paio, Gouveia, Guarda, Portugal
9.6km (6.0 miles) ⓘA Quinta Mine, Arcozelo, Gouveia, Guarda, Portugal
9.8km (6.1 miles) ⓘOlival da Meia Légua Mine, Carragozela e Várzea de Meruge, Seia, Guarda, Portugal
10.5km (6.5 miles) ⓘMarés Mine, São Paio, Gouveia, Guarda, Portugal
10.9km (6.8 miles) ⓘParanhos Mining Field, Paranhos, Seia, Guarda, Portugal
11.2km (7.0 miles) ⓘSargaçal de Baixo Mine, Gouveia, Gouveia, Guarda, Portugal
References
desescaut.jy@voila.fr
 
and/or  
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