Database of luminescent Minerals


Chemical Formula:See GROSSULAR

Familly: Silicates

Status: NR

Crystal System: Isometric

Mineral for Display: No


UV Type Main color Intensity Observation Frequency

Phosphorescence (in the common meaning of the term) seen by naked eye:

No Data

Thermoluminescence: Yes


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:

Mineralogical Reference on internet:

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Note: While all due attention has been paid to the implementation of the database, it may contain errors and/or accidental omissions. By nature, the database will always be incomplete because science always evolves according to new analysis.
A request providing no result means only that no such reference exists in the database, but it does not mean that what you are looking for does not exist, just not to our knowledge. If you think you have found an error or omission, please let us know via the contact page being sure to cite the source of information.


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