Chemical Formula: K2Ca5(SO4)6 H2O
Mineral for Display: No
|Long Waves (365nm): || Yellowish White ||Strong||Short Waves (254 nm): || Yellowish White ||Strong|
Phosphorescence (in the common meaning of the term) seen by naked eye:
|Short Waves (254 nm): ||White ||Weak|
Main Activator(s) and spectrum:
Best Locality for luminescence(*):
- Inder Lake borate deposit, Kazakhstan;
(*)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 ,
Mineralogical Reference on internet:
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