Chemical Formula: Al3(UO2)(PO4)3(OH)2 13H2O
Familly: Phosphates, Arseniates, Vanadates
Crystal System: Monoclinic
Mineral for Display: No
|Long Waves (365nm): || Green ||Strong||Short Waves (254 nm): || Green ||Strong|
Phosphorescence (in the common meaning of the term) seen by naked eye:
Can be distinguished from most other uranyl and aluminum phosphates by its very strong fluorescence under long and short UV rays.
Main Activator(s) and spectrum:
Most Common Activator: (UO2)2+ (Uranyl ion) intrinsic
No spectrum for the moment
Best Locality for luminescence(*):
- La Gargüera Mine,Valdeíñigos, Tejeda de Tiétar, Cáceres, Extremadura, Spain;
- Kobokobo pegmatite, Mwenga, Sud-Kivu, DR Congo;
(*)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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