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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Quartz from
Carvalhal Mine, Ribeira de Fráguas, Albergaria-a-Velha, Aveiro, Portugal


Locality type:Mine
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Carvalhal Mine, Ribeira de Fráguas, Albergaria-a-Velha, Aveiro, Portugal
Data Identifiers
Mindat Occurrence Record ID:906875
Long-form Identifier:1:3:906875:9
GUID (UUID V4):0
Nearest other occurrences of Quartz
1.6km (1.0 miles) ⓘCaima Mine, Branca, Albergaria-a-Velha, Aveiro, Portugal
1.9km (1.2 miles) ⓘAlmalho Mine, Valmaior, Albergaria-a-Velha, Aveiro, Portugal
2.4km (1.5 miles) ⓘPalhal Mine, Branca, Albergaria-a-Velha, Aveiro, Portugal
3.1km (1.9 miles) ⓘLomba da Estrada Mine, Valmaior, Albergaria-a-Velha, Aveiro, Portugal
3.1km (2.0 miles) ⓘTelhadela Mine, Ribeira de Fráguas, Albergaria-a-velha, Aveiro, Portugal
3.2km (2.0 miles) ⓘVolta da Telhadela - Samuel e Esperança Mines, Branca, Albergaria-a-Velha, Aveiro, Portugal
3.2km (2.0 miles) ⓘEsperança Mine, Ribeira de Fráguas, Albergaria-a-Velha, Aveiro, Portugal
12.5km (7.8 miles) ⓘBarrocas Mine, Madail, Oliveira de Azeméis, Aveiro, Portugal
13.3km (8.3 miles) ⓘVale do Vau Mine, Préstimo, Águeda, Aveiro, Portugal
13.4km (8.3 miles) ⓘVale da Ponte das Galhardas Mine, Oliveira de Azeméis, Oliveira de Azeméis, Aveiro, Portugal
References
LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 2150Pb
Marques de Sá, C.; Noronha, F.; Cardellach, E.; Bobos, I. (2019) Fluid inclusion and (S, C, O, Pb) isotope study of Pb-Zn-(Cu-Ag) hydrothermal veins from Central and Northern Portugal – Metallogenic implications. Ore Geology Reviews, 112. doi:10.1016/j.oregeorev.2019.103043
 
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