Florencite-(Ce) CL spectrum, 20 keV e- beam, Torpy et al. 2020
Measurement details
| Description | CL spectrum of Florencite-(Ce) from the Tista River, Bangladesh |
| Reference | Torpy et al. 2020 Torpy, A., Wilson, N., MacRae, C., Pownceby, M., Biswas, P., Rahman, M., & Zaman, M. (2020). Deciphering the Complex Mineralogy of River Sand Deposits through Clustering and Quantification of Hyperspectral X-Ray Maps. Microscopy and Microanalysis, 26(4), 768-792 https://doi.org/10.1017/S143192762000135X |
| Date measured | 2018-05-07 |
| Material | Florencite-(Ce) [ CeAl3(PO4)2(OH)6 ] |
| Specimen | Tista 2020 D4 Zircon conc [CSIRO], Teesta River, Bangladesh |
| Technique | Cathodoluminescence (CL) |
| Instrument | JEOL 8500F |
| Probe | 20 keV electron beam |
| Beam current | 69.95 nA |
| Probe diameter | 2 μm |
| Acquisition time | 1.39743 s |
| Channel count | 1024 |
| Wavelength range | 348.233 … 730.123 nm |
| Intensity range | -1.71987 … 2110.69 counts |
| Integral | 394476 counts |
| Related measurement | Florencite-(Ce) EDS spectrum, 20 keV e- beam, Torpy et al. 2020 (co-measured) |
| Lines | Unspecified 2.09357 eV (100%), 2.22077 eV (75.3%), 2.20972 eV (47.7%), 2.1971 eV (18.9%), 2 — 2.4 eV (74.5%) |
Composition
| Element | Atoms | At% | Wt% |
|---|---|---|---|
| Ce | 1 | 3.85 | 27.3 |
| Al | 3 | 11.5 | 15.8 |
| P | 2 | 7.69 | 12.1 |
| O | 14 | 53.8 | 43.7 |
| H | 6 | 23.1 | 1.18 |
Measurement spectrum
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Measurement image
CL spectrum of Florencite-(Ce) from the Tista River, Bangladesh