Chemical Formula: KMgCl3 6H2O
Crystal System: Orthorhombic
Mineral for Display: No
|Long Waves (365nm): || Dark Orange /Tawn ||Short Waves (254 nm): || White ||Weak|
Phosphorescence (in the common meaning of the term) seen by naked eye:
|Short Waves (254 nm): ||White ||Strong|
Main Activator(s) and spectrum:
Best Locality for luminescence(*):
- Douglas Lake, British Columbia, Canada (peach LW, no response to SW);
- Strassfurt, Upper Slesia, Germany (strong phosphorescence caused by SW);
(*)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 ,
- Handbook of Fluorescent Gems and Minerals, a practical guide for the gem and mineral collector, Jack de Ment, 1949 ,
Mineralogical Reference on internet:
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