ENSTATITE
Chemical Formula: Mg2Si2O6
Familly: Silicates
Status: IMA-A (GP)
Mineral for Display: No
Luminescence:
UV Type |
Main color |
Intensity |
Observation Frequency |
|
| | | |
Long Waves (365nm): | Bluish White | Weak | | | | | |
Phosphorescence (in the common meaning of the term) seen by naked eye:
No Data
Thermoluminescence: Yes
Comments:
Jack De Ment (1949) attributed the fluorescence of some meteorite to the presence of enstatite (test made on Holbrook's meteorite, Arizona, USA;)
Main Activator(s) and spectrum:
Most Common Activator: TiO6
Other activators: Mn2+ , O* , n[TiO6] cluster ,
Peaks in the spectrum (nm):
(TiOn Ti4+ - Si4+) : 520 nm
O*Si? around SiO4 : 360nm
n.TiOn : 550nm
Mn2+ repl. Mg2+ : 630nm
No spectrum for the moment
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 ,
- Luminescent Spectra of Minerals, Boris S. Gorobets and Alexandre A. Rogojine, Moscow, 2002 ,
- Handbook of Fluorescent Gems and Minerals, a practical guide for the gem and mineral collector, Jack de Ment, 1949 ,
Mineralogical Reference on internet:
http://www.mindat.org/show.php?name=Enstatite
http://webmineral.com/data/Enstatite.shtml
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