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
Santo António Mine, U.F. Penedono e Granja, Penedono, Viseu, Portugal


Locality type: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 Santo António Mine, U.F. Penedono e Granja, Penedono, Viseu, Portugal
Data Identifiers
Mindat Occurrence Record ID:1012064
Long-form Identifier:1:3:1012064:0
GUID (UUID V4):0
Nearest other occurrences of Muscovite
0.0km (0.0 miles) ⓘVieiros Mine, Penela da Beira, Penedono, Viseu, Portugal
4.4km (2.7 miles) ⓘFerronha Mines, U.F Penedono e Granja, Penedono, Viseu, Portugal
12.2km (7.6 miles) ⓘSão Pedro das Águias Mine, U.F Távora e Pereiro, Tabuaço, Viseu, Portugal
19.6km (12.2 miles) ⓘNumão prospect, Numão, Vila Nova de Foz Côa, Guarda, Portugal
22.0km (13.7 miles) ⓘRatoeira No. 1 quarry, U.F. Sequeiros e Gradiz, Aguiar da Beira, Guarda, Portugal
22.7km (14.1 miles) ⓘRatoeira quarry, U.F. Sequeiros e Gradiz, Aguiar da Beira, Guarda, Portugal
25.9km (16.1 miles) ⓘFolgar Mine, São Mamede de Ribatua, Alijó, Vila Real, Portugal
26.0km (16.1 miles) ⓘVigia Mine, U.F. Aguiar da Beira e Coruche, Aguiar da Beira, Guarda, Portugal
27.0km (16.8 miles) ⓘAlijó spodumene pegmatite, São Mamede de Ribatua, Alijó, Vila Real, Portugal
28.1km (17.5 miles) ⓘAssunção Mine, Aldeia Nova, Ferreira de Aves, Sátão, Viseu, Portugal
References
LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 1393Au
 
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