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
Argimela Mine (Argemela Mine), Barco e Coutada, Covilhã, Castelo Branco, Portugal


Locality type:Mine
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Turquoise1
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Argimela Mine (Argemela Mine), Barco e Coutada, Covilhã, Castelo Branco, Portugal
Data Identifiers
Mindat Occurrence Record ID:671426
Long-form Identifier:1:3:671426:0
GUID (UUID V4):0
Nearest other occurrences of Quartz
0.4km (0.2 miles) ⓘCabeço de Argemela Mine, Barco e Coutada, Covilhã, Castelo Branco, Portugal
1.8km (1.1 miles) ⓘRecheira Mine, Barco e Coutada, Covilhã, Castelo Branco, Portugal
4.0km (2.5 miles) ⓘFeiteiras Mine, Telhado, Fundão, Castelo Branco, Portugal
4.9km (3.1 miles) ⓘPombal Mine, Castelejo, Fundão, Castelo Branco, Portugal
8.1km (5.1 miles) ⓘVale Brochado Mine, Dominguizo, Covilhã, Castelo Branco, Portugal
8.9km (5.6 miles) ⓘSão Pedro Novo Mine, União do Grande Fundão, Fundão, Castelo Branco, Portugal
11.7km (7.3 miles) ⓘBarroca Grande Mine, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Portugal
12.8km (8.0 miles) ⓘPedra da Mesa Mining Field, Cortes do Meio, Covilhã, Castelo Branco, Portugal
15.4km (9.6 miles) ⓘPero Viseu Mining Field - Meimôa, Pero Viseu, Fundão, Castelo Branco, Portugal
16.6km (10.3 miles) ⓘVale do Ferro Mine, Fatela, Fundão, Castelo Branco, Portugal
References
Pereira, E.G., Antunes, I.M., and Monteiro, M.C.H.M. (2010): Goldschmidt Conference Abstracts 2010.
Ribeiro, Ricardo, Capela, Diana, Ferreira, Miguel, Martins, Rui, Jorge, Pedro, Guimarães, Diana, Lima, Alexandre (2021) X-ray Fluorescence and Laser-Induced Breakdown Spectroscopy Analysis of Li-Rich Minerals in Veins from Argemela Tin Mine, Central Portugal. Minerals, 11 (11) 1169 doi:10.3390/min11111169
 
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