Chemical Formula: / (melange de silicates / a mixture of silicate)
Status: NON APPR
Mineral for Display: No
|Long Waves (365nm): || Yellowish White ||Short Waves (254 nm): || Yellowish White |
Phosphorescence (in the common meaning of the term) seen by naked eye:
A mixture of silicates of ferric iron, magnesium and calcium formed by the alteration of OLIVINE;
Fluorescence observed by Kunz and Baskerville in 1903.
Main Activator(s) and spectrum:
Best Locality for luminescence(*):
- Conejos, CO, USA (dim yellow LW);
(*)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 ,
- Handbook of Fluorescent Gems and Minerals, a practical guide for the gem and mineral collector, Jack de Ment, 1949 ,
Luminescence Reference on internet:
Mineralogical Reference on internet:
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