Fluornatropyrochlore, Zircon

Specimen ID: 7EM-XXJ

Fluornatropyrochlore : (Na,Pb,Ca,REE,U)2Nb2O6F
Zircon : Zr(SiO4)
As recorded:
Água de Pau Volcano, Água de Pau Massif, São Miguel Island, Azores, Portugal
Mindat locality:

Photo added to mindat.org

Red crystal of Fluornatropyrochlore with colourless crystals of zircon on broken black crystals of aegirine photo Serge Lavarde collection Luigi Chiappino
Luigi Chiappino - 21st February 2018
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