SKLODOWSKITE
Chemical Formula: (H3O)2Mg(UO2)2(SiO4)2 4H2O
Familly: Silicates
Status: IMA-GP
Mineral for Display: No
Luminescence:
UV Type |
Main color |
Intensity |
Observation Frequency |
|
| | | |
Long Waves (365nm): | Green | Extremely weak | | Short Waves (254 nm): | Green | Extremely weak | | | | | |
Daylight Picture
Skloodowskite de Kamoto-Est, Katanga, R.D. du Congo;
Daylight
Photo and Copyright: G. Barmarin
Col.: L. Vandenberghe
Short Waves Pictures (254nm)
Skloodowskite de Kamoto-Est, Katanga, R.D. du Congo;
SW (254nm)
Photo and Copyright: G. Barmarin
Col.: L. Vandenberghe
Galerie de photos:
...
To the gallery (2 images in the gallery)
Phosphorescence (in the common meaning of the term) seen by naked eye:
No phosphorescence seen by naked eye whatever the type of UV
Comments:
Luminescent at low temperature (Gorobets):18050 cm-1
Some micromounts xls are luminescent
Also fluorescent under 405nm laser light
Main Activator(s) and spectrum:
Most Common Activator: (UO2)2+ (Uranyl ion) intrinsic
Peaks in the spectrum (nm):
(UO2)2+ : (503nm), 522nm, 546nm, (597nm)
SKLODOWSKITE, Excitation: laser 405nm. Col. L. Vandenberghe; Spectre: G. Barmarin
Comments on activators and spectra:
Nature of the sample to be verified.
Best Locality for luminescence(*):
- Kamoto-Est, Katanga, R.D. du Congo;
- Shinkolobwe, Katanga, R.D. du Congo;
- Musonoi Mine, Kolwezi, Lualaba, DR Congo;
- Clara Mine, Oberwolfach, Freiburg, Baden-Württemberg, Germany;
- Lavrion District Mines, Lavreotiki, East Attica, Attica, Greece;
- Santa Eulalia Mining District, Aquiles Serdán Municipality, Chihuahua, Mexico;
(*)Data are not exhaustive and are limited to the most important localities for fluorescence
Bibliographical Reference for luminescence:
- The Henkel Glossary of Fluorescent Minerals, Dr. Gerhard Henkel, Published by the FMS, 1989 ,
- Fluorescence: Gems and Minerals Under Ultraviolet Light, Manuel Robbins, 1994, Geoscience Press, ISBN 0-945005-13-X ,
- Luminescent Spectra of Minerals, Boris S. Gorobets and Alexandre A. Rogojine, Moscow, 2002 ,
- Uranium minerals Website: http://www.uraniumminerals.com ,
Luminescence Reference on internet:
Mineralogical Reference on internet:
http://www.mindat.org/show.php?name=Sklodowskite
http://webmineral.com/data/Sklodowskite.shtml
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