Feldspar (group) CL/SEM measurement, e- beam, 120K, Finch & Klein 1999

Measurement details

Reference Finch & Klein 1999
Finch A. A. & Klein J. (1999). The causes and petrological significance of cathodoluminescence emissions from alkali feldspars. Contributions to Mineralogy and Petrology, 135(2-3), 234-243. DOI: https://doi.org/10.1007/s004100050509
Material Feldspar (group) [ KAlSi3O8 - NaAlSi3O8 - CaAl2Si2O8 ]
Specimen temperature 120K
Technique Cathodoluminescence (CL), using a Scanning Electron Microscope (SEM)
Probe Electron beam
Line Intrinsic 430 nm

Composition

Nominal composition of Feldspar (group) [ KAlSi3O8 - NaAlSi3O8 - CaAl2Si2O8 ].
Element Atoms
Na 0-1
K 0-1
Ca 0-1
Al 1-2
Si 2-3
O 8