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Figure 5
(a) STEM ADF image of a crystal of a previously unknown bismuth sulfate structure. (b) An [001] projection of the hexagonal structure recovered from the small crystal in the bottom right of part (a) using PED-ADT data. The atoms are colour-coded as follows: purple denotes Bi atoms, red O, pink OH groups and yellow (SO4)2− and (S2)2− anions. Adapted from Capitani et al. (2014BB7) with permission from the Mineralogical Society of America.

IUCrJ
Volume 2| Part 1| January 2015| Pages 126-136
ISSN: 2052-2525
doi:10.1107/S2052252514022283