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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Muscovite from
Granite outcrop, União de Freguesias de Monsanto e Idanha-a-Velha, Idanha-a-Nova, Castelo Branco, Portugal


Locality type:Outcrop
Classification
Species:Muscovite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Muscovite data
Locality Data:Click here to view Granite outcrop, União de Freguesias de Monsanto e Idanha-a-Velha, Idanha-a-Nova, Castelo Branco, Portugal
Data Identifiers
Mindat Occurrence Record ID:942383
Long-form Identifier:1:3:942383:1
GUID (UUID V4):0
Nearest other occurrences of Muscovite
17.8km (11.1 miles) ⓘSão Miguel de Acha Mines, São Miguel de Acha, Idanha-a-Nova, Castelo Branco, Portugal
26.0km (16.1 miles) ⓘSegura Mines (Segura mining field), União das Freguesias de Zebreira e Segura, Idanha-a-Nova, Castelo Branco, Portugal
26.5km (16.5 miles) ⓘCerro Queimado, União das Freguesias de Zebreira e Segura, Idanha-a-Nova, Castelo Branco, Portugal
40.2km (25.0 miles) ⓘBendada Mines, Bendada, Sabugal, Guarda, Portugal
42.1km (26.2 miles) ⓘUnnamed pegmatite quarry, Maçainhas, Belmonte, Castelo Branco, Portugal
44.1km (27.4 miles) ⓘArgimela Mine (Argemela Mine), Barco e Coutada, Covilhã, Castelo Branco, Portugal
46.6km (28.9 miles) ⓘGonçalo Sul C 70 Mine, Gonçalo, Guarda, Guarda, Portugal
46.9km (29.1 miles) ⓘCabris Mine, União de freguesias de Corujeira e Trinta, Guarda, Guarda, Portugal
47.6km (29.6 miles) ⓘVela Sudoeste quarry, Vela, Guarda, Guarda, Portugal
48.2km (29.9 miles) ⓘAlvarrões Mine, Gonçalo, Guarda, Guarda, Portugal
References
Neiva, A. M. R., Silva, M. M. V. G., Antunes, I. M. H. R., Ramos, J. M. F. (2001) Phosphate minerals of some granitic rocks and associated quartz veins from Northern and Central Portugal. Journal of the Czech Geological Society, 46 (1-2) 35-44
 
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