Laser-induced time-resolved luminescence of tugtupite, sodalite and hackmanite

Michael Gaft, G. Panczer, L. Nagli, H. Yeates

Research output: Contribution to journalArticlepeer-review

33 Scopus citations

Abstract

We have interpreted a number of luminescence centers in natural tugtupite Na8Al2Be2Si8 O24Cl2, sodalite Na8Al6 Si6O24C2 and hackmanite Na8 Al6Si6O24(Cl2,S) by use of laser-induced time-resolved luminescence spectroscopy. The main new results are the following: Fe3+, Mn2+, Eu2+, Ce3+, mercury type (potentially Pb2+, Tl+, Sn2+ and/or Sb3+), radiation induced luminescence centers; several types of S2- centers. Spectral shift connected with the presence of luminescence centers, which are detected together with S2- centers and impossible to resolve with continuous wave luminescence spectroscopy, is the possible reason for spectral diversity of S2- luminescence centers presented in different publications.

Original languageEnglish
Pages (from-to)127-141
Number of pages15
JournalPhysics and Chemistry of Minerals
Volume36
Issue number3
DOIs
StatePublished - 2009
Externally publishedYes

Keywords

  • Hack manite
  • Sodalite
  • Time-resolved luminescence
  • Tugtupite

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