Chemical Formula: Na2ZrSi3O9 3H2O
Mineral for Display: No
|Long Waves (365nm): || Yellowish White ||Short Waves (254 nm): || Yellowish White |
|Other colors LW: || |
Yellowish Green ,
Phosphorescence (in the common meaning of the term) seen by naked eye:
Main Activator(s) and spectrum:
Comments on activators and spectra:
Cathodoluminescence: greenish blue.
Best Locality for luminescence(*):
- Bratthagen farm in Lagendalen ( yellowish white SW and LW), Langesundfjord, Larvik Plutonic Complex, Norway;
- Kukisvumchorr Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast, Northern Region, Russia (SW pale green);
(*)Data are not exhaustive and are limited to the most important localities for fluorescence
Bibliographical Reference for luminescence:
Luminescence Reference on internet:
- The Langesundsfjord: history, geology, pegmatites, minerals, Alf Olav Larsen, Bode Verlag Gmbh, 2010 ISBN 978-3-925094-97-2.
- Mineralien Welt Vol.4, 1996, The fluorescent Minerals of the Langesundfjord area, Norway by F. Anderson, S.A.Berge and I. Burvald
Mineralogical Reference on internet:
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