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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Pyrochlore Group from
Galiñeiro Complex, Vincios, Gondomar, Pontevedra, Galicia, Spain


Locality type:Complex
Classification
Species:'Pyrochlore Group' (not an IMA approved species)
Formula:A2Nb2(O,OH)6Z
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pyrochlore Group data
Locality Data:Click here to view Galiñeiro Complex, Vincios, Gondomar, Pontevedra, Galicia, Spain
Data Identifiers
Mindat Occurrence Record ID:1413901
Long-form Identifier:1:3:1413901:7
GUID (UUID V4):0
References
Priem, H. N. A., Boelrijk, N. A. I. M., Verschure, R. H., Hebeda, E. H., & Floor, P. (1966). Isotopic evidence for Upper-Cambrian or Lower-Ordovician granite emplacement in the Vigo area, Northwestern Spain. Geologie en Mijnbouw (Netherlands), 45, 36-40.
Floor, P. (1967): Petrology of an aegirine-riebeckite gneiss-bearing part of the Hesperian massif. The Galineiro and surrounding area, Vigo, Spain. Leidse Geologische Mededelingen 36, 1-204.
de Vergara Pardeiro, A., González, M. F., Rodríguez, R. A., & Fuentes, F. J. V. (1994). On the first occurrence of fergusonite-group minerals in the" Galiñeiro" peralkaline complex (Spain). Boletín de la Sociedad Española de Mineralogía, 17, 225-230.
Montero, P., Bea, F., Corretgé, L. G., Floor, P., & Whitehouse, M. J. (2009). U-Pb ion microprobe dating and Sr and Nd isotope geology of the Galiñeiro igneous complex: A model for the peraluminous/peralkaline duality of the Cambro-Ordovician magmatism of Iberia. Lithos, 107(3-4), 227-238. https://doi.org/10.1016/j.lithos.2008.10.009
 
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