Database of luminescent Minerals
ELPIDITE
Chemical Formula: Na2ZrSi6O15 3H2O
Familly: Silicates
Status: IMA-GP
Crystal System: Orthorhombic
Mineral for Display: No
Luminescence:
| UV Type | Main color | Intensity | Observation Frequency |
|---|---|---|---|
| Long Waves (365nm): | Yellowish Green | Mid waves (320 nm): | Yellowish Green | Short Waves (254 nm): | Yellowish Green |
| Other colors LW: | Greenish , Greenish white , | ||
| Other colors MW: | Greenish , Greenish white , | ||
| Other colors SW: | White , Yellowish White , Pale Yellow , Greenish , Greenish white , | ||
Daylight Picture
Short Waves Pictures (254nm)
ELPIDITE under UVSW ,
Photo and Copyright: James Hamblen
Site of the author
Used with permission of the author
Phosphorescence (in the common meaning of the term) seen by naked eye:
No Data
Main Activator(s) and spectrum:
Most Common Activator: (UO2)2+ (Uranyl ion) as impurities
Peaks in the spectrum (nm):
UO22+ : 523, 545, 568, 592nm
Best Locality for luminescence(*):
- Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada;
- Ilimaussaq complex, Kvanefjeld, Narsaq, Kitaa (West Greenland) Province, Greenland;
- Alluaiv Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast, Northern Region, Russia;
- Khibiny 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:
- 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 ,
Luminescence Reference on internet:
- MONT-SAINT-HILAIRE, History, Geology, Mineralogy, Laszlo HORVATH, The Canadian Mineralogist, Special Publication 14, 2019
- Poudrette quarry, Mont Saint-Hilaire, Canada: http://www.mindat.org/photo-456326.html
Images:
Mineralogical Reference on internet:
http://www.mindat.org/show.php?name=Elpidite
http://webmineral.com/data/Elpidite.shtml
Search on Internet:
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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.