Database of luminescent minerals 

garnet   (French name: grenat )

Chemical formula: See GROSSULAIRE

Family: Silicates

Status: NR

Crystal system : Isometric

Display mineral: NON

Luminescence:

Do you have a photo of this mineral you would like to see in the gallery? Contact us!

Phosphorescence (in the common sense of the term) observable with the naked eye:

No data

Thermoluminescence: OUI

Comments:

See / voir grossulaire/grossular, spessartite , rhodolite

Activator(s) and spectrum:

Activator(s): Mn²⁺ , 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 localities for fluorescence (*):

(*)The data are not exhaustive and are limited to a few remarkable localities for fluorescence

Bibliographic 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 the Internet:

  http://www.mindat.org/show.php?name=Garnet

  http://webmineral.com/data/Garnet.shtml

Internet Search:

  Image search on 'Google Images'

  Search for documents in all languages on Google

  Search on Wikipedia