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

Nominal composition of Titanite [ CaTiSiO5 ].
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

Loading...