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
Cerro Queimado, União das Freguesias de Zebreira e Segura, Idanha-a-Nova, Castelo Branco, Portugal


Locality type:Mining Area
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 Cerro Queimado, União das Freguesias de Zebreira e Segura, Idanha-a-Nova, Castelo Branco, Portugal
Data Identifiers
Mindat Occurrence Record ID:1615095
Long-form Identifier:1:3:1615095:3
GUID (UUID V4):0
Nearest other occurrences of Muscovite
1.3km (0.8 miles) ⓘSegura Mines (Segura mining field), União das Freguesias de Zebreira e Segura, Idanha-a-Nova, Castelo Branco, Portugal
26.5km (16.5 miles) ⓘGranite outcrop, União de Freguesias de Monsanto e Idanha-a-Velha, Idanha-a-Nova, Castelo Branco, Portugal
37.0km (23.0 miles) ⓘSão Miguel de Acha Mines, São Miguel de Acha, Idanha-a-Nova, Castelo Branco, Portugal
63.2km (39.3 miles) ⓘLa Canalita Sn-rich pegmatitic dykes, Peñaparda, Salamanca, Castile and Leon, Spain
63.7km (39.6 miles) ⓘVillasrubias project, Villasrubias, Salamanca, Castile and Leon, Spain
65.9km (41.0 miles) ⓘArgimela Mine (Argemela Mine), Barco e Coutada, Covilhã, Castelo Branco, Portugal
66.3km (41.2 miles) ⓘBendada Mines, Bendada, Sabugal, Guarda, Portugal
67.5km (41.9 miles) ⓘValdeflórez (Valdeflores; San José de Valdeflores Mine; San José de Valdeflórez Mine), Sierra de la Mosca, Cáceres, Cáceres, Extremadura, Spain
68.5km (42.5 miles) ⓘUnnamed pegmatite quarry, Maçainhas, Belmonte, Castelo Branco, Portugal
69.6km (43.3 miles) ⓘTrasquilón, Cáceres, Cáceres, Extremadura, Spain
References
Cathelineau, Michel, Boiron, Marie-Christine, Lecomte, Andreï, Martins, Ivo, Silva, Ícaro Dias da, Mateus, Antonio (2024) Lithium-, Phosphorus-, and Fluorine-Rich Intrusions and the Phosphate Sequence at Segura (Portugal): A Comparison with Other Hyper-Differentiated Magmas. Minerals, 14 (3) doi:10.3390/min14030287
 
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