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Bario-olgite, Villiaumite, Vuonnemite


Bario-olgite : Ba(Na,Sr,REE)2Na[PO4]2, Villiaumite : NaF, Vuonnemite : Na11Ti4+Nb2(Si2O7)2(PO4)2O3(F,OH)

Photo Copyright © 2007, Jeffrey G. Weissman  - This image is copyrighted. Unauthorized reproduction prohibited.
Opaque white masses of bario-olgite, fluorescent SW orange, in massive villiaumite with vuonnemite. Child photo is the same with visible light illumination. 0.3 cm field of view. Excalibur Mineral specimen.

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