SODIUM BOLTWOODITE
Chemical Formula: (Na,K)(UO2)SiO3(OH) 1,5H2O
Familly: Silicates
Status: IMA-A
Mineral for Display: No
Associated names (luminescent varieties, discredited names, synonymes etc.):
natroboltwoodite,
Luminescence:
UV Type |
Main color |
Intensity |
Observation Frequency |
|
| | | |
Short Waves (254 nm): | Yellowish Green | Weak | | | | | |
Phosphorescence (in the common meaning of the term) seen by naked eye:
No Data
Comments:
Synonyme: NATROBOLTWOODITE
Main Activator(s) and spectrum:
Most Common Activator: (UO2)2+ (Uranyl ion) intrinsic
Peaks in the spectrum (nm):
512, 530, 548nm
No spectrum for the moment
Comments on activators and spectra:
Gorobets: 19720 cm-1, 18950 cm-1, 18200 cm-1 (20x brighter in N liquid;
Best Locality for luminescence(*):
- Alluaiv Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia;
(*)Data are not exhaustive and are limited to the most important localities for fluorescence
Bibliographical Reference for luminescence:
- Luminescent Spectra of Minerals, Boris S. Gorobets and Alexandre A. Rogojine, Moscow, 2002 ,
Mineralogical Reference on internet:
http://www.mindat.org/show.php?name=Sodium boltwoodite
http://webmineral.com/data/Sodium boltwoodite.shtml
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