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
Lamega Mine, Santa Comba, Vila Nova de Foz Côa, 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 Lamega Mine, Santa Comba, Vila Nova de Foz Côa, Guarda, Portugal
Data Identifiers
Mindat Occurrence Record ID:917021
Long-form Identifier:1:3:917021:6
GUID (UUID V4):0
Nearest other occurrences of Cassiterite
4.8km (3.0 miles) ⓘAlmendra Mining Field, Almendra, Vila Nova de Foz Côa, Guarda, Portugal
9.7km (6.0 miles) ⓘBajoca Mine, Almendra, Vila Nova de Foz Côa, Guarda, Portugal
11.1km (6.9 miles) ⓘBajoca pegmatite, Algodres， Vale de Afonsinho e Vilar de Amargo, Figueira de Castelo Rodrigo, Guarda, Portugal
12.5km (7.8 miles) ⓘFonte da Madre Mine, U.F Vale Flor， Carvalhal e Pai Penela, Mêda, Guarda, Portugal
13.9km (8.6 miles) ⓘPonte do Vale Mines, U.F Mós， Santo Amaro e Vila Nova Foz Côa, Vila Nova de Foz Côa, Guarda, Portugal
13.9km (8.6 miles) ⓘFreixo de Numão Mining Field, U.F Mura e Freixo de Numão, Vila Nova de Foz Côa, Guarda, Portugal
14.3km (8.9 miles) ⓘAfife Mine, Coriscada, Mêda, Guarda, Portugal
15.7km (9.7 miles) ⓘCanada da Sardinha Mine, Coriscada, Mêda, Guarda, Portugal
16.7km (10.4 miles) ⓘAlminhas Mine, U.F Mós， Santo Amaro e Vila Nova Foz Côa, Vila Nova de Foz Côa, Guarda, Portugal
19.8km (12.3 miles) ⓘTumbo de la Caldera pegmatite, La Fregeneda, Salamanca, Castile and Leon, Spain
References
LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 1478WSn
 
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