Anglesite CL/SEM spectrum, 12 keV e- beam, CSIRO 2020
Measurement details
| Description | CL/SEM spectrum of Anglesite |
| Reference | Otherwise unpublished luminescence spectra measured by the CSIRO Mineral Resources Microbeam Laboratory, Clayton https://research.csiro.au/microbeam-lab/ |
| Date measured | 2020-11-04 |
| Material | Anglesite [ PbSO4 ] |
| Technique | Cathodoluminescence (CL), using an Electron Probe Micro-Analyser (EPMA) |
| Instrument | JEOL 8500F |
| Probe | 12 keV electron beam |
| Beam current | 5 nA |
| Probe diameter | 5 μm |
| Detector name | OceanInsight QE Pro |
| Det. technology | CCD, Si, Peltier cooled |
| Acquisition time | 30 s |
| Channel count | 1024 |
| Energy range | 1.28909 … 6.86293 eV |
| Intensity range | 0.912613 … 99.3345 (normalised intensity) |
| Data filter | Savitzky-Golay, 3rd order, ±20 channels |
| Lines | Unspecified 3.182 eV (100%), 2.544 eV (48.6%) |
Composition
| Element | Atoms | At% | Wt% |
|---|---|---|---|
| Pb | 1 | 16.7 | 68.3 |
| O | 4 | 66.7 | 21.1 |
| S | 1 | 16.7 | 10.6 |
Measurement spectrum
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Measurement image
CL/SEM spectrum of Anglesite