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Figure 1
Powder X-ray diffraction pattern and SEM image (insert) of K-paracelsian. The blue curve is the observed data, the red curve is the Rietveld fit of the final structure model and the grey curve is the difference curve.

IUCrJ
Volume 6| Part 1| January 2019| Pages 66-71
ISSN: 2052-2525
https://doi.org/10.1107/S2052252518016111