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
Corvaceira quarry, Corvaceira, Tavares (Chãs; Várzea e Travanca), Mangualde, Viseu, Portugal


Locality type:Quarry
Classification
Species:Muscovite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Associated Minerals Based on Photo Data:
Quartz2
Microcline2
Data
Mineral Data:Click here to view Muscovite data
Locality Data:Click here to view Corvaceira quarry, Corvaceira, Tavares (Chãs; Várzea e Travanca), Mangualde, Viseu, Portugal
Data Identifiers
Mindat Occurrence Record ID:1307779
Long-form Identifier:1:3:1307779:2
GUID (UUID V4):0
Nearest other occurrences of Muscovite
0.7km (0.4 miles) ⓘSandiães, Castelo de Penalva, Penalva do Castelo, Viseu, Portugal
1.8km (1.1 miles) ⓘCova da Raposa Mine, Tavares (Chãs; Várzea e Travanca), Mangualde, Viseu, Portugal
3.0km (1.8 miles) ⓘReal quarry, Real, Penalva do Castelo, Viseu, Portugal
3.4km (2.1 miles) ⓘVila Seca Mine, Vila Seca, Tavares (Chãs; Várzea e Travanca), Mangualde, Viseu, Portugal
3.5km (2.2 miles) ⓘBom Sucesso No. 4 quarry, Tavares (Chãs; Várzea e Travanca), Mangualde, Viseu, Portugal
5.2km (3.2 miles) ⓘNossa Senhora da Esperança quarry, Quintela de Azurara, Mangualde, Viseu, Portugal
9.6km (5.9 miles) ⓘVenturinha, Sezures, Penalva do Castelo, Viseu, Portugal
9.7km (6.0 miles) ⓘChão do Castanheiro, Cubos-Mesquitela-Mangualde area, Mangualde (Mesquitela e Cunha Alta), Mangualde, Viseu, Portugal
9.8km (6.1 miles) ⓘCabeço do Seixo, Cubos-Mesquitela-Mangualde area, Mangualde (Mesquitela e Cunha Alta), Mangualde, Viseu, Portugal
10.3km (6.4 miles) ⓘRegada, Cubos-Mesquitela-Mangualde area, Mangualde (Mesquitela e Cunha Alta), Mangualde, Viseu, Portugal
References
Manuel Maia's collection
 
and/or  
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