Titanite EDS spectrum, 20 keV e- beam, Torpy et al. 2020
Measurement details
Description | EDS spectrum of Titanite, 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 | Titanite [ CaTiSiO5 ] |
Specimen | Tista 2020 D4 Zircon conc [CSIRO], Teesta River, Bangladesh |
Technique | Energy dispersive x-ray spectrometry (EDS) |
Instrument | JEOL 8500F |
Probe | 20 keV electron beam |
Beam current | 69.95 nA |
Probe diameter | 2 μm |
Detector name | 2× Bruker XFLASH |
Takeoff angle | 40° |
Max. throughput | 260 kcounts/s |
Real time | 349.541 s |
Live time | 219.641 s |
Dead time | 37.163 % |
Channel count | 4096 |
Energy range | -477.548 … 19994.5 eV |
Gain | 4.99928 eV/channel |
Intensity range | 858487 counts |
Integral | 7.4123×107 counts |
Related measurement | Titanite CL spectrum, 20 keV e- beam, Torpy et al. 2020 (co-measured) |
Composition
Element | Atoms | At% | Wt% |
---|---|---|---|
Ca | 1 | 12.5 | 20.4 |
Ti | 1 | 12.5 | 24.4 |
Si | 1 | 12.5 | 14.3 |
O | 5 | 62.5 | 40.8 |
Measurement spectrum
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