Chemical Formula: K2ZrSi6O15
Mineral for Display: No
|Short Waves (254 nm): || Yellow |
Phosphorescence (in the common meaning of the term) seen by naked eye:
This K-Zr-silicate occurs as minute colorless grains in granitic matrix, most easily seen under SW UV as it has a brilliant, yellow fluorescent response.
Main Activator(s) and spectrum:
Best Locality for luminescence(*):
- Gjerdingselva, Nordmarka, Lunner, Oppland, Norway;
(*)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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