Chemical Formula: Na5YZrSi6O18 6H2O
Mineral for Display: No
|Short Waves (254 nm): || Green ||Strong|
Phosphorescence (in the common meaning of the term) seen by naked eye:
Main Activator(s) and spectrum:
Comments on activators and spectra:
Cathodoluminescence: yellowish green.
Best Locality for luminescence(*):
- Koashva Mt, 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 ,
Mineralogical Reference on internet:
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