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
Venturinha, Sezures, Penalva do Castelo, Viseu, Portugal


Locality type:Open-Cast Mine
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 Venturinha, Sezures, Penalva do Castelo, Viseu, Portugal
Data Identifiers
Mindat Occurrence Record ID:159348
Long-form Identifier:1:3:159348:8
GUID (UUID V4):0
Nearest other occurrences of Muscovite
3.4km (2.1 miles) ⓘRomãs quarry, U.F Romãs Decermilo e Vila Longa, Sátão, Viseu, Portugal
6.6km (4.1 miles) ⓘFonte Limeira quarry, U.F Romãs Decermilo e Vila Longa, Sátão, Viseu, Portugal
6.9km (4.3 miles) ⓘGralheira Mine, U.F Romãs Decermilo e Vila Longa, Sátão, Viseu, Portugal
7.1km (4.4 miles) ⓘCurval Mine, U.F Romãs Decermilo e Vila Longa, Sátão, Viseu, Portugal
8.9km (5.5 miles) ⓘSandiães, Castelo de Penalva, Penalva do Castelo, Viseu, Portugal
9.1km (5.6 miles) ⓘReal quarry, Real, Penalva do Castelo, Viseu, Portugal
9.5km (5.9 miles) ⓘVila Seca Mine, Vila Seca, Tavares (Chãs; Várzea e Travanca), Mangualde, Viseu, Portugal
9.5km (5.9 miles) ⓘQuinta da Carrasqueira de Baixo pegmatite, Ferreira de Aves, Sátão, Viseu, Portugal
9.6km (5.9 miles) ⓘCorvaceira quarry, Corvaceira, Tavares (Chãs; Várzea e Travanca), Mangualde, Viseu, Portugal
9.7km (6.0 miles) ⓘCova da Raposa Mine, Tavares (Chãs; Várzea e Travanca), Mangualde, Viseu, Portugal
References
Correia Neves, J.M. (1962), Pegmatito da Região da Venturinha (Penalva do Castelo, Viseu), Memórias e Noticias do Museu e Laboratório Mineralógico e Geológico da Universidade de Coimbra, vol. 54, 1962: 1-135.
 
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