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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Sericite from
Numão prospect, Numão, Vila Nova de Foz Côa, Guarda, Portugal


Locality type:Prospect
Classification
Species:Muscovite var: Sericite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Sericite data
Locality Data:Click here to view Numão prospect, Numão, Vila Nova de Foz Côa, Guarda, Portugal
Data Identifiers
Mindat Occurrence Record ID:1497708
Long-form Identifier:1:3:1497708:2
GUID (UUID V4):0
Nearest other occurrences of Sericite
17.9km (11.1 miles) ⓘCanada dos Vieiros do Frade Mine, Felgueiras e Maçores, Torre de Moncorvo, Bragança, Portugal
18.7km (11.6 miles) ⓘFerronha Mines, U.F Penedono e Granja, Penedono, Viseu, Portugal
19.6km (12.2 miles) ⓘVieiros Mine, Penela da Beira, Penedono, Viseu, Portugal
19.6km (12.2 miles) ⓘSanto António Mine, U.F. Penedono e Granja, Penedono, Viseu, Portugal
20.8km (13.0 miles) ⓘMoncorvo Mining Field, Torre de Moncorvo, Bragança, Portugal
24.8km (15.4 miles) ⓘCabeço da Mua Mine, Felgar e Souto da Velha, Torre de Moncorvo, Bragança, Portugal
25.5km (15.8 miles) ⓘRibeira do Mosteiro Mines (Riba de Alva Mines), Poiares, Freixo de Espada à Cinta, Bragança, Portugal
28.5km (17.7 miles) ⓘSão Pedro das Águias Mine, U.F Távora e Pereiro, Tabuaço, Viseu, Portugal
54.8km (34.1 miles) ⓘBarquilla Sn-Ge-Cd-Cu-Fe Deposit, Villar de la Yegua, Salamanca, Castile and Leon, Spain
56.3km (35.0 miles) ⓘGralheira Mine, Alfarela de Jales, Vila Pouca de Aguiar, Vila Real, Portugal
References
Leal, S.; Lima, A.; Morris, J.; Pedro, M.; Noronha, F. (2022) Numão gold deposit in the Iberian Variscan belt, Northern Portugal: Ore features and mineralization controls. A gold deposit in a W-Sn metallogenic province. Ore Geology Reviews, 144. 104815 doi:10.1016/j.oregeorev.2022.104815
 
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