Database of luminescent minerals
EPISTOLITE
Chemical formula: Na4Nb2Ti+4(Si2O7)2O2(OH)2 4H2O
Family: Silicates
Status: IMA-GP
Display mineral: NON
Luminescence:
Longwave UV (365nm) colors: |
Orange Red , | ||
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Phosphorescence (in the common sense of the term) observable with the naked eye:
No data
Activator(s) and spectrum:
Activator(s): Ti3+, TiO6,
Peaks in the spectrum (nm):
TiO6 : broad band peaking at 530nm
Ti3+ : something at +/- 490 and at 620 nm
No spectrum yet
Best localities for fluorescence (*):
- Lovozero, Kola peninsula, Russia;
(*)The data are not exhaustive and are limited to a few remarkable localities for fluorescence
Bibliographic reference for luminescence:
- Luminescence Spectroscopy of Minerals and Materials, M. Gaft, R. Reisfeld, G. Panczer, Springer Editor, ISBN: 10 3-540-21918-8 ,
- Luminescent Spectra of Minerals, Boris S. Gorobets and Alexandre A. Rogojine, Moscow, 2002 ,
Mineralogical reference on the Internet:
http://www.mindat.org/show.php?name=Epistolite
http://webmineral.com/data/Epistolite.shtml
Internet Search:
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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.