Anhydrite (var. synthetic) CL spectrum, 10 keV e- beam, LN2 (77K), MacRae et al. 2020
Loading...
Measurement details
| Description | CL spectrum of Anhydrite |
| Reference | MacRae et al. 2020 MacRae C., Liu W., Wilson N., Glenn M. & Torpy A. (2020). Zinc Sulphide Ore Formation – a Cathodoluminescence and X-ray Examination. Microscopy and Microanalysis, 26(S2), 756-758. DOI: 10.1017/S1431927620015743 https://doi.org/10.1017/S1431927620015743 |
| Date measured | 2021-09-23 |
| Material | Anhydrite (var. synthetic) [ CaSO4 ] |
| Specimen temperature | LN2 (77K) |
| Analysis technique | Cathodoluminescence (CL) |
| Instrument | JEOL 8530F |
| Probe | 10 keV electron beam |
| Beam current | 40.1 nA |
| Probe diameter | 0.3 μm |
| Detector name | PIXIS: 100B |
| Det. technology | CCD, Si, Peltier cooled |
| Acquisition time | 7528.99 s |
| Channel count | 1320 |
| Wavelength range | 363.132 … 640.185 nm |
| Intensity range | 3.987×105 … 6.687×107 counts |
| Integral | 3.2605×1010 counts |
Specimen details
| Name | S-20-004 ZnS-Calcite |
| Owner | CSIRO |
| Other measurements |
Specimen image
Image of a specimen of Zinc sulphide, Anhydrite and Pyrite
Composition
| Element | Atoms | At% | Wt% |
|---|---|---|---|
| Ca | 1 | 16.7 | 29.4 |
| O | 4 | 66.7 | 47 |
| S | 1 | 16.7 | 23.6 |
| Total | 6 | 100 | 100 |
Measurement image
CL spectrum of synthetic Anhydrite
(C) 2023 CSIRO Mineral Resources