Chemical Formula:See GROSSULAR
Crystal System: Isometric
Mineral for Display: No
Phosphorescence (in the common meaning of the term) seen by naked eye:
See / voir grossulaire/grossular, spessartite , rhodolite
Main Activator(s) and spectrum:
Most Common Activator: Mn2+
Other activators: V2+ , Nd3+ ,
Peaks in the spectrum (nm):
Nd3+ : 462, 476, 482, 501nm
Mn2+ : band peaking at 590nm (60nm half-width)
V2+ : 717nm
Spectrum: Michael Gaft, Petah Tikva, Israel. Plot: Institute of Mineralogy, University of Vienna, Austria, with permission of the authors.
Best Locality for luminescence(*):
(*)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 ,
- 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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