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
Fonte Fria Mine, Rosmaninhal, 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 Fonte Fria Mine, Rosmaninhal, Idanha-a-Nova, Castelo Branco, Portugal
Data Identifiers
Mindat Occurrence Record ID:908102
Long-form Identifier:1:3:908102:4
GUID (UUID V4):0
Nearest other occurrences of Quartz
17.7km (11.0 miles) ⓘVale de Porcas Mine, União das Freguesias de Zebreira e Segura, Idanha-a-Nova, Castelo Branco, Portugal
23.7km (14.7 miles) ⓘForninho do Bispo Mine, Castelo Branco, Castelo Branco, Castelo Branco, Portugal
24.0km (14.9 miles) ⓘSegura Mines (Segura mining field), União das Freguesias de Zebreira e Segura, Idanha-a-Nova, Castelo Branco, Portugal
25.1km (15.6 miles) ⓘCerro Queimado, União das Freguesias de Zebreira e Segura, Idanha-a-Nova, Castelo Branco, Portugal
27.3km (17.0 miles) ⓘHerdade dos Pombais Mine, Beirã, Marvão, Portalegre, Portugal
27.4km (17.0 miles) ⓘMatinho Mine, Beirã, Marvão, Portalegre, Portugal
27.7km (17.2 miles) ⓘTapada dos Carvalhos e Carvalhal Mines, União de Freguesias Idanha-a-Nova e Alcafozes, Idanha-a-Nova, Castelo Branco, Portugal
30.3km (18.8 miles) ⓘRoncões and Fonte Serrana Mines, União de Freguesias de Escalos de Cima e Lousa, Castelo Branco, Castelo Branco, Portugal
31.9km (19.8 miles) ⓘAzinhaga Nova Mine, Santo António das Areias, Marvão, Portalegre, Portugal
32.5km (20.2 miles) ⓘChafariz Velho Mine, Alcains, Castelo Branco, Castelo Branco, Portugal
References
LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 1683Pb
 
and/or  
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