Keldyshite PL/XL measurement, x-ray beam, 77K, Gorobets and Rogojine 2002

Measurement details

Reference Gorobets and Rogojine 2002
Gorobets B.S., Rogojine A.A. (2002). Luminescent Spectra of Minerals: Reference Book. All-Russia Institute of Mineral Resources. Moscow. - P. 265. - Fig. 23.6.
https://urss.ru/cgi-bin/db.pl?lang=en&blang=en&page=Book&id=105512
Material Keldyshite [ Na2-xHxZrSi2O7·n(H2O) ]
Specimen temperature 77K
Technique X-ray photoluminescence
Probe X-ray beam
Line Unspecified 250 nm

Composition

Nominal composition of Keldyshite [ Na2-xHxZrSi2O7·n(H2O) ].
Element Atoms At% Wt%
H 4.5 25 1.37
Na 1.5 8.33 10.4
Zr 1 5.56 27.6
Si 2 11.1 17
O 9 50 43.6