Database of luminescent Minerals
CRYOLITE
Chemical Formula: Na3AlF6
Familly: Halides
Status: IMA-GP
Mineral for Display: No
Luminescence:
| UV Type | Main color | Intensity | Observation Frequency |
|---|---|---|---|
| Long Waves (365nm): | Bluish White | Very weak | Rarely | Short Waves (254 nm): | Pink | Very weak | Rarely |
| Other colors LW: | Violet red , Violet Pink , | ||
| Other colors SW: | Bluish White , Orange Red , Violet red , Violet Pink , Salmon pink , | ||
Phosphorescence (in the common meaning of the term) seen by naked eye:
No Data
Main Activator(s) and spectrum:
Most Common Activator: Eu2+
Peaks in the spectrum (nm):
Eu2+ repl. Na+ : 460nm
Best Locality for luminescence(*):
- Ivigtut Cryolite deposit, Ivittuut (Ivigtut), Arsuk Firth, Arsuk, Sermersooq, Kitaa Province (West Greenland), Greenland (red-orange SW, violet red LW;
- Shomiokitovoe pegmatite, Umbozero mine, Alluaiv Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast, Northern Region, Russia (SW whitish-blue with gaidonnayite SW strong green);
- Aris Quarries, Aris, Windhoek District, Khomas Region, Namibia (blue-white SW);
(*)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 ,
- The World of Fluorescent Minerals, Stuart Schneider, Schiffer Publishing, 2006, ISBN 0-7643-2544-2 ,
- Luminescent Spectra of Minerals, Boris S. Gorobets and Alexandre A. Rogojine, Moscow, 2002 ,
- Mt St Hilaire Website: http://www.saint-hilaire.ca ,
Luminescence Reference on internet:
- Ivigtut, Greenland SW: https://www.mindat.org/photo-602680.html
- Ivigtut, Greenland LW: https://www.mindat.org/photo-602681.html
Images:
Mineralogical Reference on internet:
http://www.mindat.org/show.php?name=Cryolite
http://webmineral.com/data/Cryolite.shtml
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Note: While all due attention has been paid to the implementation of the database, it may contain errors and/or accidental omissions. By nature, the database will always be incomplete because science always evolves according to new analysis.
A request providing no result means only that no such reference exists in the database, but it does not mean that what you are looking for does not exist, just not to our knowledge. If you think you have found an error or omission, please let us know via the contact page being sure to cite the source of information.
A request providing no result means only that no such reference exists in the database, but it does not mean that what you are looking for does not exist, just not to our knowledge. If you think you have found an error or omission, please let us know via the contact page being sure to cite the source of information.