DALYITE
Chemical Formula: K2ZrSi6O15
Familly: Silicates
Status: IMA-GP
Mineral for Display: No
Luminescence:
UV Type |
Main color |
Intensity |
Observation Frequency |
|
| | | |
Short Waves (254 nm): | Yellow | | | | | | |
Phosphorescence (in the common meaning of the term) seen by naked eye:
No Data
Comments:
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:
No data
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:
http://www.mindat.org/show.php?name=Dalyite
http://webmineral.com/data/Dalyite.shtml
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