CHERNIKOVITE
Chemical Formula:See hydrogen autunite (H3O)2(UO2)2(PO4)2 6H2O
Familly: Phosphates, Arseniates, Vanadates
Status: IMA-A
Crystal System: Tetragonal
Mineral for Display: No
Associated names (luminescent varieties, discredited names, synonymes etc.):
hydrogen autunite ,
Luminescence:
UV Type |
Main color |
Intensity |
Observation Frequency |
|
| | | |
Long Waves (365nm): | Green | Strong | Always | Mid waves (320 nm): | Green | Strong | Always | Short Waves (254 nm): | Green | Strong | Always | | | | |
Phosphorescence (in the common meaning of the term) seen by naked eye:
No phosphorescence seen by naked eye whatever the type of UV
Comments:
earlier refered as hydrogen autunite;
Main Activator(s) and spectrum:
Most Common Activator: (UO2)2+ (Uranyl ion) intrinsic
Peaks in the spectrum (nm):
(UO2)2+ : 484.9, 502.1, 523.6, 547.5, 573, 602.8nm
No spectrum for the moment
Best Locality for luminescence(*):
- Perus, São Paulo, São Paulo, Southeast Region, Brazil;
- Shinkolobwe Mine (Kasolo Mine), Shinkolobwe, Central area, Katanga Copper Crescent, Katanga (Shaba), Democratic Republic of Congo (Zaïre);
(*)Data are not exhaustive and are limited to the most important localities for fluorescence
Bibliographical Reference for luminescence:
- Fluorescence: Gems and Minerals Under Ultraviolet Light, Manuel Robbins, 1994, Geoscience Press, ISBN 0-945005-13-X ,
- Uranium minerals Website: http://www.uraniumminerals.com ,
- Introduction to radioactive minerals, Robert Lauf, Schiffer Publishing, 2008, ISBN 978-0-7643-2912-8 ,
Mineralogical Reference on internet:
http://www.mindat.org/show.php?name=Chernikovite
http://webmineral.com/data/Chernikovite.shtml
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