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
Ponte do Vale Mines, U.F Mós， Santo Amaro e Vila Nova Foz Côa, 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 Ponte do Vale Mines, U.F Mós， Santo Amaro e Vila Nova Foz Côa, Vila Nova de Foz Côa, Guarda, Portugal
Data Identifiers
Mindat Occurrence Record ID:917026
Long-form Identifier:1:3:917026:1
GUID (UUID V4):0
Nearest other occurrences of Cassiterite
4.6km (2.9 miles) ⓘFreixo de Numão Mining Field, U.F Mura e Freixo de Numão, Vila Nova de Foz Côa, Guarda, Portugal
4.6km (2.9 miles) ⓘAlminhas Mine, U.F Mós， Santo Amaro e Vila Nova Foz Côa, Vila Nova de Foz Côa, Guarda, Portugal
9.4km (5.8 miles) ⓘFarinhata Mine, Lousa, Torre de Moncorvo, Bragança, Portugal
11.5km (7.1 miles) ⓘAlmendra Mining Field, Almendra, Vila Nova de Foz Côa, Guarda, Portugal
13.8km (8.5 miles) ⓘParaíso Mine, Vilarinho da Castanheira, Carrazeda de Ansiães, Bragança, Portugal
13.9km (8.6 miles) ⓘLamega Mine, Santa Comba, Vila Nova de Foz Côa, Guarda, Portugal
13.9km (8.6 miles) ⓘAsno Morto Mine, Vilarinho da Castanheira, Carrazeda de Ansiães, Bragança, Portugal
15.2km (9.4 miles) ⓘBajoca Mine, Almendra, Vila Nova de Foz Côa, Guarda, Portugal
17.0km (10.6 miles) ⓘCumieira Mine, Valtorno e Mourão, Vila Flor, Bragança, Portugal
19.7km (12.2 miles) ⓘBajoca pegmatite, Algodres， Vale de Afonsinho e Vilar de Amargo, Figueira de Castelo Rodrigo, Guarda, Portugal
References
LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 558SnW
 
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