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
Salvaterra do Extremo Mines, União das Freguesias de Monfortinho e Salvaterra de Extremo, Idanha-a-Nova, Castelo Branco, 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 Salvaterra do Extremo Mines, União das Freguesias de Monfortinho e Salvaterra de Extremo, Idanha-a-Nova, Castelo Branco, Portugal
Data Identifiers
Mindat Occurrence Record ID:923028
Long-form Identifier:1:3:923028:6
GUID (UUID V4):0
Nearest other occurrences of Quartz
8.4km (5.2 miles) ⓘLa Paloma Mine, Zarza la Mayor, Cáceres, Extremadura, Spain
8.7km (5.4 miles) ⓘCerro Queimado, União das Freguesias de Zebreira e Segura, Idanha-a-Nova, Castelo Branco, Portugal
9.4km (5.9 miles) ⓘSegura Mines (Segura mining field), União das Freguesias de Zebreira e Segura, Idanha-a-Nova, Castelo Branco, Portugal
13.6km (8.4 miles) ⓘVeigas do Erges Mines, União das Freguesias de Monfortinho e Salvaterra de Extremo, Idanha-a-Nova, Castelo Branco, Portugal
16.3km (10.1 miles) ⓘVale de Porcas Mine, União das Freguesias de Zebreira e Segura, Idanha-a-Nova, Castelo Branco, Portugal
22.9km (14.2 miles) ⓘGranite outcrop, União de Freguesias de Monsanto e Idanha-a-Velha, Idanha-a-Nova, Castelo Branco, Portugal
23.4km (14.5 miles) ⓘFonte do Casal Pelado Mine, União de Freguesias de Monsanto e Idanha-a-Velha, Idanha-a-Nova, Castelo Branco, Portugal
25.2km (15.6 miles) ⓘFonte Monsantela Mine, União de Freguesias de Monsanto e Idanha-a-Velha, Idanha-a-Nova, Castelo Branco, Portugal
25.7km (16.0 miles) ⓘVieiro do Almagre Mine, Salvador, Penamacor, Castelo Branco, Portugal
25.7km (16.0 miles) ⓘRibeiro do Souto Mine, Salvador, Penamacor, Castelo Branco, Portugal
References
LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 313Pb
 
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