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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Tourmaline from
Belvis de Monroy, Cáceres, Extremadura, Spain


Locality type:Municipality
Classification
Species:'Tourmaline' (not an IMA approved species)
Formula:AD3G6(T6O18)(BO3)3X3Z
Comments:with a rossmanite–schorl–dravite composition
Habit:To 3mm
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Tourmaline data
Locality Data:Click here to view Belvis de Monroy, Cáceres, Extremadura, Spain
Data Identifiers
Mindat Occurrence Record ID:957948
Long-form Identifier:1:3:957948:4
GUID (UUID V4):0
Nearest other occurrences of Tourmaline
40.1km (24.9 miles) ⓘVillar del Pedroso granite, Villar del Pedroso, Cáceres, Extremadura, Spain
74.2km (46.1 miles) ⓘValdeflórez (Valdeflores; San José de Valdeflores Mine; San José de Valdeflórez Mine), Sierra de la Mosca, Cáceres, Cáceres, Extremadura, Spain
76.7km (47.7 miles) ⓘLa Parilla Mine, Miajadas, Badajoz, Extremadura, Spain
81.4km (50.6 miles) ⓘLos Santos W deposit, Los Santos, Salamanca, Castile and Leon, Spain
81.8km (50.8 miles) ⓘTrasquilón, Cáceres, Cáceres, Extremadura, Spain
92.2km (57.3 miles) ⓘLa Parrilla Mine (Adelaida open pit mine), Almoharín, Cáceres, Extremadura, Spain
References
Merino, E.; Villaseca, C.; Orejana, D.; Jeffries, T. (2013) Gahnite, chrysoberyl and beryl co-occurrence as accessory minerals in a highly evolved peraluminous pluton: The Belvís de Monroy leucogranite (Cáceres, Spain). Lithos, 179. p.137-156. doi:10.1016/j.lithos.2013.08.004
 
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