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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Tantalite from
Ribeira de Pena Mining Field, Santa Marinha, Ribeira de Pena, Vila Real, Portugal


Locality type:Mining Field
Classification
Species:'Tantalite' (not an IMA approved species)
Formula:(Mn,Fe)(Ta,Nb)2O6
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Tantalite data
Locality Data:Click here to view Ribeira de Pena Mining Field, Santa Marinha, Ribeira de Pena, Vila Real, Portugal
Data Identifiers
Mindat Occurrence Record ID:929366
Long-form Identifier:1:3:929366:3
GUID (UUID V4):0
Nearest other occurrences of Tantalite
5.0km (3.1 miles) ⓘLousas aplite-pegmatite, Dornelas, Boticas, Vila Real, Portugal
10.6km (6.6 miles) ⓘMonte da Alvorada Mine, Salto, Montalegre, Vila Real, Portugal
16.7km (10.4 miles) ⓘBessa Mining Field, Morgade, Montalegre, Vila Real, Portugal
34.4km (21.4 miles) ⓘVieiros Mines, Rebordelo, Amarante, Porto, Portugal
34.8km (21.6 miles) ⓘVieiros Mining Field, Canadelo, Olo e Canadelo, Amarante, Porto, Portugal
41.1km (25.5 miles) ⓘTeixo Mines, Teixeira, Teixeira e Teixeiró, Baião, Porto, Portugal
48.3km (30.0 miles) ⓘGestaçô Mines, Gestaçô, Baião, Porto, Portugal
59.7km (37.1 miles) ⓘErvedosa Mine (Tuela Mine), Ervedosa, Vinhais, Bragança, Portugal
59.7km (37.1 miles) ⓘAbelheiras Mine, Cervães, Vila Verde, Braga, Portugal
74.9km (46.5 miles) ⓘMonte do Formigoso Mine, Cabração e Moreira do Lima, Ponte de Lima, Viana do Castelo, Portugal
References
LNEG - Laboratório Nacional de Energia e Geologia, Siorminp ID 1217Sn
 
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