Chemical Formula: (Ca,Ce,Na)(Nb,Ta,Ti)2(O,OH,F)6
Familly: Oxides and hydroxides
Mineral for Display: No
|Long Waves (365nm): || Yellowish Green ||Short Waves (254 nm): || Blue ||Strong|
Phosphorescence (in the common meaning of the term) seen by naked eye:
Main Activator(s) and spectrum:
Best Locality for luminescence(*):
- Himalaya Mine, San Diego County, California, USA;
(*)Data are not exhaustive and are limited to the most important localities for fluorescence
Bibliographical Reference for luminescence:
- Collecting Fluorescent Minerals, Stuart Schneider, Schiffer Publishing, 2004, ISBN 0-7643-2091-2 ,
- Luminescence Spectroscopy of Minerals and Materials, M. Gaft, R. Reisfeld, G. Panczer, Springer Editor, ISBN: 10 3-540-21918-8 ,
Mineralogical Reference on internet:
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