Chemical Formula: Mg(PO3OH) 3H2O
Familly: Phosphates, Arseniates, Vanadates
Mineral for Display: No
|Long Waves (365nm): || Yellow ||Short Waves (254 nm): || Yellow |
|Other colors LW: || |
Phosphorescence (in the common meaning of the term) seen by naked eye:
Luminescence maybe the result of Bat droppings! First reporting of the fluorescence of newberyite by De Ment in 1949 (pale blue under LW, nothing SW).
Main Activator(s) and spectrum:
Best Locality for luminescence(*):
- Skipton Caves, Ballarat, Victoria, Australia;
- Sterling Mine (Franklin), Ogdensburg, New Jersey, USA;
(*)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 ,
- Fluorescence: Gems and Minerals Under Ultraviolet Light, Manuel Robbins, 1994, Geoscience Press, ISBN 0-945005-13-X ,
- 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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