Chemical Formula: MgSO4 4H2O
Crystal System: Monoclinic
Mineral for Display: No
|Long Waves (365nm): || White ||Rarely||Mid waves (320 nm): || White ||Rarely||Short Waves (254 nm): || White ||Rarely|
Phosphorescence (in the common meaning of the term) seen by naked eye:
|Long Wave (365nm): ||White ||Mid Waves (320 nm): ||White ||Short Waves (254 nm): ||White |
Main Activator(s) and spectrum:
Best Locality for luminescence(*):
- Franklin Mining District, Sussex Co., New Jersey, USA;
(*)Data are not exhaustive and are limited to the most important localities for fluorescence
Bibliographical Reference for luminescence:
Mineralogical Reference on internet:
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