Quartz (var. pegmatitic) CL/FloodGun measurement, 14 keV e- beam, Sittner et al. 2024

Measurement details

Reference Sittner et al. 2024
Sittner J., Götze J., Müller A., Renno A. D., Ziegenrücker R. & Pan Y. (2024). Trace element analysis and luminescence behavior of quartz in pegmatites of the Tørdal Region, Norway. Chemical Geology, 670, 122427. https://doi.org/10.1016/j.chemgeo.2024.122427
https://www.sciencedirect.com/science/article/pii/S0009254124005072
Material Quartz (var. pegmatitic) [ SiO2 ]
Specimen temperature Ambient
Analysis technique Cathodoluminescence (CL), using a flood-gun source
Instrument Lumic HC1-LM
Probe 14 keV electron beam
Beam current 200000 nA
Probe diameter 30 μm
Detector name Acton Research SP-2356 triple-grating spectrograph with a Princeton Spec-10 CCD detector
Lines AlO4 500 nm, {{linesearch:14b564cc-934a-43c0-a0a6-a55350c4301d|NBOHC}}: 650 nm, {{linesearch:486d7f5e-914b-4268-9e75-90c754a7e78a|Self trapped exciton}}: 450 nm, {{linesearch:277e2581-0af1-4758-b8a5-cb180dfcece3|Various}}: 390 nm

Composition

Nominal composition of Quartz (var.pegmatitic) [ SiO2 ].
Element Atoms At% Wt%
Si 1 33.3 46.7
O 2 66.7 53.3
Total 3 100 100