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Figure 13
(a) Relationship between the pseudo-tetragonal I-centred supercell (dashed lines) and a primitive monoclinic individual (solid black lines, plus red = a, green = b, blue = c) of the twin in SAXDUR, viewed slightly off the fourfold twin axis, and after anticlockwise rotations of (b) 90°, (c) 180°, and (d) 270° about the twin axis. Diagrams generated using VESTA (Momma & Izumi, 2011 ![]() |