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
Terra da Mina Mine, Castelo Branco, Mogadouro, Bragança, Portugal


Locality type:Mine
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Terra da Mina Mine, Castelo Branco, Mogadouro, Bragança, Portugal
Data Identifiers
Mindat Occurrence Record ID:799553
Long-form Identifier:1:3:799553:8
GUID (UUID V4):0
Nearest other occurrences of Quartz
4.8km (3.0 miles) ⓘCabeço da Roda Mine, Lagoaça e Fornos, Freixo de Espada à Cinta, Bragança, Portugal
5.5km (3.4 miles) ⓘFonte Santa Mine, Lagoaça e Fornos, Freixo de Espada à Cinta, Bragança, Portugal
8.0km (5.0 miles) ⓘPissarrão Mine, Carviçais, Torre de Moncorvo, Bragança, Portugal
8.4km (5.2 miles) ⓘOlgas Mine, Castelo Branco, Mogadouro, Bragança, Portugal
10.3km (6.4 miles) ⓘVale da Madre Mine, Freixo de Espada à Cinta e Mazouco, Freixo de Espada à Cinta, Bragança, Portugal
10.8km (6.7 miles) ⓘFerronho Mine, Mós, Torre de Moncorvo, Bragança, Portugal
11.2km (7.0 miles) ⓘCabeço da Mua Mine, Felgar e Souto da Velha, Torre de Moncorvo, Bragança, Portugal
11.6km (7.2 miles) ⓘFragas da Carvalhosa Mine, Felgar e Souto da Velha, Torre de Moncorvo, Bragança, Portugal
11.8km (7.3 miles) ⓘVinha da Mina Mine, Mogadouro， Valverde， Vale de Porco e Vilar de Rei, Mogadouro, Bragança, Portugal
12.1km (7.5 miles) ⓘCabeço da Senhora dos Montes Ermos Mine, Freixo de Espada à Cinta e Mazouco, Freixo de Espada à Cinta, Bragança, Portugal
References
Alves, Pedro (n.d.) Personal communication.
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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