Chemical Formula: (Ca,Y)3Al[PO3 OH,CO3](CO3)(OH)6 12H2O
Familly: Phosphates, Arseniates, Vanadates
Crystal System: Hexagonal
Mineral for Display: No
|Long Waves (365nm): || Not fluorescent ||Mid waves (320 nm): || Bluish White ||Medium||Short Waves (254 nm): || Bluish White ||Medium|
Phosphorescence (in the common meaning of the term) seen by naked eye:
Main Activator(s) and spectrum:
Best Locality for luminescence(*):
- Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada;
(*)Data are not exhaustive and are limited to the most important localities for fluorescence
Bibliographical Reference for luminescence:
Luminescence Reference on internet:
- MONT-SAINT-HILAIRE, History, Geology, Mineralogy, Laszlo HORVATH, The Canadian Mineralogist, Special Publication 14, 2019
Mineralogical Reference on internet:
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