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
Malhão Mining Field, Sazes da Beira, Seia, Guarda, Portugal


01914690017684665007525.jpg
Cassiterite

Malhão Mining Field, Sazes da Beira, Seia, Guarda, Portugal
00425950017272080552265.jpg
Cassiterite

Malhão Mining Field, Sazes da Beira, Seia, Guarda, Portugal
02180550017449319583945.jpg
Cassiterite

Malhão Mining Field, Sazes da Beira, Seia, Guarda, Portugal
05769000017684635138705.jpg
Cassiterite

Malhão Mining Field, Sazes da Beira, Seia, Guarda, Portugal
00425950017272080552265.jpg
Cassiterite

Malhão Mining Field, Sazes da Beira, Seia, Guarda, Portugal
00332280017449314825883.jpg
Cassiterite

Malhão Mining Field, Sazes da Beira, Seia, Guarda, Portugal
01914690017684665007525.jpg
Cassiterite

Malhão Mining Field, Sazes da Beira, Seia, Guarda, Portugal
00425950017272080552265.jpg
Cassiterite

Malhão Mining Field, Sazes da Beira, Seia, Guarda, Portugal
02180550017449319583945.jpg
Cassiterite

Malhão Mining Field, Sazes da Beira, Seia, Guarda, Portugal
Locality type:Mining Field
Classification
Species:Cassiterite
Formula:SnO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Cassiterite data
Locality Data:Click here to view Malhão Mining Field, Sazes da Beira, Seia, Guarda, Portugal
Photo GalleryView Gallery (3 photos)
Data Identifiers
Mindat Occurrence Record ID:930395
Long-form Identifier:1:3:930395:9
GUID (UUID V4):0
Nearest other occurrences of Cassiterite
0.5km (0.3 miles) ⓘSazes da Beira Mines, Sazes da Beira, Seia, Guarda, Portugal
3.9km (2.4 miles) ⓘPedras do Estanho Mine, Vila Cova-à-Coelheira, Seia, Guarda, Portugal
6.7km (4.2 miles) ⓘOlival da Meia Légua Mine, Carragozela e Várzea de Meruge, Seia, Guarda, Portugal
13.8km (8.6 miles) ⓘCorga da Poldrinha Mine, Seixo da Beira, Oliveira do Hospital, Coimbra, Portugal
14.2km (8.9 miles) ⓘTourais-Lages Mining Field, Tourais e Lajes, Seia, Guarda, Portugal
14.3km (8.9 miles) ⓘCorga Mine, Seixo da Beira, Oliveira do Hospital, Coimbra, Portugal
14.4km (8.9 miles) ⓘPontinha No. 4 quarry, Pinhanços, Seia, Guarda, Portugal
15.3km (9.5 miles) ⓘUrgueiras Mine, Ervedal e Vila Franca da Beira, Oliveira do Hospital, Coimbra, Portugal
15.5km (9.7 miles) ⓘParanhos Mining Field, Paranhos, Seia, Guarda, Portugal
16.4km (10.2 miles) ⓘNossa Senhora - Portela - Corga and Fiais do Ervedal Mines, Ervedal e Vila Franca da Beira, Oliveira do Hospital, Coimbra, Portugal
References
LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 1990WSn
 
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