Chemical Formula: (Ca,Th,Ce) (PO4) H2 O
Familly: Phosphates, Arseniates, Vanadates
Crystal System: Hexagonal
Mineral for Display: No
|Short Waves (254 nm): || Greenish Yellow |
Phosphorescence (in the common meaning of the term) seen by naked eye:
Brown colored specimens due to iron are not fluorescent.
Main Activator(s) and spectrum:
Most Common Activator: (UO2)2+ (Uranyl ion) as impurities
No spectrum for the moment
Best Locality for luminescence(*):
- Morefield Mine, Winterham, Amelia Co., Virginia, USA;
(*)Data are not exhaustive and are limited to the most important localities for fluorescence
Bibliographical Reference for luminescence:
Luminescence Reference on internet:
Mineralogical Reference on internet:
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