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Tantalite-(Mn)
from
Portugal
Tantalite-(Mn)
Vela Nordeste quarry, Vela, Guarda, Guarda, Portugal
Tantalite-(Mn)
Vela Nordeste quarry, Vela, Guarda, Guarda, Portugal
Tantalite-(Mn)
Vela Nordeste quarry, Vela, Guarda, Guarda, Portugal
Portugal
Braga
Vieira do Minho
Anjos e Vilar do Chão
Muro Alto Mine
ⓘ
Eastern pegmatite
Dias, P. A., Pereira, B., Leal Gomes, C., & Guimarães, F. (2009). Structure and Mineralogy of the Muro Alto Granitic Pegmatite (Vieira Do Minho-Portugal) – Peculiar Assemblages of High-F Hydro-thermal Evolution. Estudos Geológicos, 19(2), 105.
Guarda
Guarda
Vela
ⓘ
Covão quarry
Alves, Pedro (n.d.)
Personal communication
.
ⓘ
Vela Nordeste quarry
Pedro Alves collection. Characterized by p-XRD and EDS
Vila Real
ⓘ
Barroso-Alvão pegmatite field
Martins, T., Lima, A., Simmons, W.B. Falster, A.U. & Noronha, F. (2011): Geochemical fractionation of Nb-Ta oxides in Li-bearing pegmatites from the Barroso-Alvão pegmatite field, Northern Portugal. Canadian Mineralogist. 49, 777-791
Mineral
and/or Locality
Vela Nordeste quarry, Vela, Guarda, Guarda, Portugal