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
Pintor Mine, Nogueira do Cravo, Oliveira de Azeméis, 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 Pintor Mine, Nogueira do Cravo, Oliveira de Azeméis, Aveiro, Portugal
Data Identifiers
Mindat Occurrence Record ID:907028
Long-form Identifier:1:3:907028:8
GUID (UUID V4):0
Nearest other occurrences of Cassiterite
9.9km (6.1 miles) ⓘLevadas Mine, Fiães, Santa Maria da Feira, Aveiro, Portugal
18.7km (11.6 miles) ⓘUpper dumps, Alto das Quelhas do Gestoso Mine, Gestoso, Manhouce, São Pedro do Sul, Viseu, Portugal
18.7km (11.6 miles) ⓘAlto das Quelhas do Gestoso Mine, Gestoso, Manhouce, São Pedro do Sul, Viseu, Portugal
22.5km (14.0 miles) ⓘPadrão Mine, Manhouce, São Pedro do Sul, Viseu, Portugal
22.9km (14.2 miles) ⓘRio de Frades Mines, Cabreiros, Cabreiros e Albergaria da Serra, Arouca, Aveiro, Portugal
26.0km (16.2 miles) ⓘJanarde e Covelo de Paivô Mining Field, Janarde, Arouca, Aveiro, Portugal
27.3km (17.0 miles) ⓘRegoufe Mines, Covelo de Paivó, Arouca, Aveiro, Portugal
28.3km (17.6 miles) ⓘCôto do Sino Mine, Alvarenga, Arouca, Aveiro, Portugal
29.3km (18.2 miles) ⓘGourim Mine, U.F São Martinho das Moitas e Covas do Rio, São Pedro do Sul, Viseu, Portugal
30.8km (19.2 miles) ⓘBustelo Mine, Alvarenga, Arouca, Aveiro, Portugal
References
LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 1464WAsAu
 
and/or  
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