Chemical Formula: Na2K(Y,RE)[Si6O15]
Crystal System: Orthorhombic
Mineral for Display: No
|Long Waves (365nm): || Not fluorescent ||Mid waves (320 nm): || Not fluorescent ||Short Waves (254 nm): || Violet |
Phosphorescence (in the common meaning of the term) seen by naked eye:
Main Activator(s) and spectrum:
Best Locality for luminescence(*):
- Dara-i-Pioz glacial moraine, Alaisky mountain ridge, Tajikistan;
(*)Data are not exhaustive and are limited to the most important localities for fluorescence
Bibliographical Reference for luminescence:
Luminescence Reference on internet:
Mineralogical Reference on internet:
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