Chemical Formula: K2ZrSi3O9
Crystal System: Hexagonal
Mineral for Display: No
|Short Waves (254 nm): || Bluish White ||Strong|
Col. G. Barmarin; Photo: G. Barmarin
Short Waves Pictures (254nm)
OC (254 nm). Col. G. Barmarin; Photo: G. Barmarin
Phosphorescence (in the common meaning of the term) seen by naked eye:
Main Activator(s) and spectrum:
Most Common Activator: n[TiO6] cluster
Peaks in the spectrum (nm):
n[TiO6] : very large band with max at 580 nm
No spectrum for the moment
Comments on activators and spectra:
Cathodoluminescence: intensive light-blue.
Best Locality for luminescence(*):
- 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:
- 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 ,
Mineralogical Reference on internet:
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