Baryte CL spectrum, 10 keV e- beam, MacRae et al. 2020

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Measurement details

Description CL spectrum of Barite
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 2021-03-25
Material Baryte [ BaSO4 ]
Analysis technique Cathodoluminescence (CL)
Instrument JEOL 8530F
Probe 10 keV electron beam
Beam current 25 nA
Probe diameter 0.2 μm
Acquisition time 3491.05 s
Channel count 1024
Wavelength range 199.467 … 970.586 nm
Intensity range 2.14 … 98.2 (normalised intensity)
Data filter Savitzky-Golay, 3rd order, ±20 channels

Specimen details

Name S-20-003 ZnS
Owner CSIRO
Other measurements Zinc sulphide CL spectrum, 10 keV e- beam, MacRae et al. 2020

Specimen image

Clustered phase map of Sample 12-5 ZnS HR, showing CL overlay for ZnS

(C) 2021 CSIRO Mineral Resources


Composition

Nominal composition of Baryte [ BaSO4 ].
Element Atoms At% Wt%
Ba 1 16.7 58.8
O 4 66.7 27.4
S 1 16.7 13.7
Total 6 100 100