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
Matinho Mine, Beirã, Marvão, Portalegre, 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 Matinho Mine, Beirã, Marvão, Portalegre, Portugal
Data Identifiers
Mindat Occurrence Record ID:901431
Long-form Identifier:1:3:901431:2
GUID (UUID V4):0
Nearest other occurrences of Quartz
2.2km (1.3 miles) ⓘHerdade dos Pombais Mine, Beirã, Marvão, Portalegre, Portugal
4.7km (2.9 miles) ⓘAzinhaga Nova Mine, Santo António das Areias, Marvão, Portalegre, Portugal
6.3km (3.9 miles) ⓘMonte Raso Mine, Santo António das Areias, Marvão, Portalegre, Portugal
7.3km (4.5 miles) ⓘFarropa Mine, Santo António das Areias, Marvão, Portalegre, Portugal
15.5km (9.6 miles) ⓘTapada da Misericórdia Mine, Nossa Senhora da Graça de Póvoa e Meadas, Castelo de Vide, Portalegre, Portugal
16.6km (10.3 miles) ⓘHorta da Fonte Água de Verão Mine, Nossa Senhora da Graça de Póvoa e Meadas, Castelo de Vide, Portalegre, Portugal
18.2km (11.3 miles) ⓘTapada da Farinheira Mine, Nossa Senhora da Graça de Póvoa e Meadas, Castelo de Vide, Portalegre, Portugal
20.8km (13.0 miles) ⓘPoio Mine, Espírito Santo - Nossa Senhora da Graça e São Simão, Nisa, Portalegre, Portugal
20.8km (13.0 miles) ⓘPoio Mine, Amieira do Tejo, Nisa, Portalegre, Portugal
24.9km (15.5 miles) ⓘTapada dos Cudeços - SPI quarry, Alpalhão, Nisa, Portalegre, Portugal
References
LNEG - Laboratório Nacional de Energia e Geologia (Siorminp ID 2140W)
 
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