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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Mawsonite from
Mangualde, Viseu, Portugal


Locality type:Municipality
Classification
Species:Mawsonite
Formula:Cu6Fe2SnS8
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Mawsonite data
Locality Data:Click here to view Mangualde, Viseu, Portugal
Data Identifiers
Mindat Occurrence Record ID:275963
Long-form Identifier:1:3:275963:0
GUID (UUID V4):0
Nearest other occurrences of Mawsonite
88.1km (54.7 miles) ⓘBarquilla Sn-Ge-Cd-Cu-Fe Deposit, Villar de la Yegua, Salamanca, Castile and Leon, Spain
References
Oen, Ing Soen (1970) Paragenetic relations of some Cu-Fe-Sn-Sulfides in the Mangualde pegmatitie, North Portugal. Mineralium Deposita, 5 (1). 59-85 doi:10.1007/bf00207006
 
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