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
Levadas Mine, Fiães, Santa Maria da Feira, Aveiro, 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 Levadas Mine, Fiães, Santa Maria da Feira, Aveiro, Portugal
Data Identifiers
Mindat Occurrence Record ID:928002
Long-form Identifier:1:3:928002:1
GUID (UUID V4):0
Nearest other occurrences of Cassiterite
9.9km (6.1 miles) ⓘPintor Mine, Nogueira do Cravo, Oliveira de Azeméis, Aveiro, Portugal
26.1km (16.2 miles) ⓘUpper dumps, Alto das Quelhas do Gestoso Mine, Gestoso, Manhouce, São Pedro do Sul, Viseu, Portugal
26.1km (16.2 miles) ⓘAlto das Quelhas do Gestoso Mine, Gestoso, Manhouce, São Pedro do Sul, Viseu, Portugal
28.4km (17.7 miles) ⓘRebordosa Mine, Rebordosa, Paredes, Porto, Portugal
29.8km (18.5 miles) ⓘRio de Frades Mines, Cabreiros, Cabreiros e Albergaria da Serra, Arouca, Aveiro, Portugal
30.0km (18.6 miles) ⓘPadrão Mine, Manhouce, São Pedro do Sul, Viseu, Portugal
31.5km (19.6 miles) ⓘJanarde e Covelo de Paivô Mining Field, Janarde, Arouca, Aveiro, Portugal
32.2km (20.0 miles) ⓘCôto do Sino Mine, Alvarenga, Arouca, Aveiro, Portugal
33.6km (20.9 miles) ⓘRegoufe Mines, Covelo de Paivó, Arouca, Aveiro, Portugal
33.9km (21.1 miles) ⓘFraga da Venda e Penedo do Gato Mines, Nespereira, Cinfães, Viseu, Portugal
References
LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 60WSn
 
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