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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Cassiterite from
Trasquilón, Cáceres, Cáceres, Extremadura, Spain


Locality type:Deposit
Classification
Species:Cassiterite
Formula:SnO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Cassiterite data
Locality Data:Click here to view Trasquilón, Cáceres, Cáceres, Extremadura, Spain
Data Identifiers
Mindat Occurrence Record ID:637503
Long-form Identifier:1:3:637503:4
GUID (UUID V4):0
Nearest other occurrences of Cassiterite
8.6km (5.3 miles) ⓘValdeflórez (Valdeflores; San José de Valdeflores Mine; San José de Valdeflórez Mine), Sierra de la Mosca, Cáceres, Cáceres, Extremadura, Spain
31.6km (19.6 miles) ⓘLas Navas, Tajo-Salor, Cáceres, Extremadura, Spain
43.4km (26.9 miles) ⓘLa Parrilla Mine (Adelaida open pit mine), Almoharín, Cáceres, Extremadura, Spain
48.4km (30.1 miles) ⓘLa Parilla Mine, Miajadas, Badajoz, Extremadura, Spain
55.1km (34.2 miles) ⓘQuartz veins, Madroñera, Cáceres, Extremadura, Spain
69.6km (43.3 miles) ⓘCerro Queimado, União das Freguesias de Zebreira e Segura, Idanha-a-Nova, Castelo Branco, Portugal
70.5km (43.8 miles) ⓘSegura Mines (Segura mining field), União das Freguesias de Zebreira e Segura, Idanha-a-Nova, Castelo Branco, Portugal
75.9km (47.1 miles) ⓘSierra de San Cristóbal, Logrosán, Cáceres, Extremadura, Spain
89.6km (55.7 miles) ⓘSanta Eulália Mining Field, Santa Eulália, Elvas, Portalegre, Portugal
89.8km (55.8 miles) ⓘSanta Eulália Mine (Fontalva), Santa Eulália, Elvas, Portalegre, Portugal
References
Weibel, Max (1954) Zur Lagerstättenkunde Westspaniens. Überblick über die Petrographie und mineralogische Beschreibung der Lagerstätten Zentral-Estremaduras. Heidelberger Beiträge zur Mineralogie und Petrographie, 4 (5). 379-411 doi:10.1007/bf01136985
 
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