Halite CL/SEM spectrum, 20 keV e- beam, CSIRO 2016
Measurement details
| Description | CL/SEM spectrum of Halite |
| Reference | Otherwise unpublished luminescence spectra measured by the CSIRO Mineral Resources Microbeam Laboratory, Clayton https://research.csiro.au/microbeam-lab/ |
| Material | Halite [ NaCl ] |
| Specimen temperature | Ambient |
| Technique | Cathodoluminescence (CL), using an Electron Probe Micro-Analyser (EPMA) |
| Instrument | JEOL 8500F |
| Probe | 20 keV electron beam |
| Beam current | 10 nA |
| Probe diameter | 20 μm |
| Channel count | 1024 |
| Energy range | 1.27648 … 6.20992 eV |
| Intensity range | 100 (normalised intensity) |
| Lines | F-H centre recombination 2.9346 eV (43%), VF- center 2.275 eV (100%) |
Composition
| Element | Atoms | At% | Wt% |
|---|---|---|---|
| Na | 1 | 50 | 39.3 |
| Cl | 1 | 50 | 60.7 |
Measurement spectrum
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Measurement image
CL/SEM spectrum of Halite