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Figure 4
Combined reciprocal layers of the hk0 reflections for the pressure points 3.3 and 4.1 GPa measured for Hmp. Selected reflections already visible for the space group Imm2 are marked in navy blue. Reflections which appear as a consequence of the phase transition to the space group Pnn2 are marked in orange.

IUCrJ
Volume 12| Part 1| January 2025|
ISSN: 2052-2525
https://doi.org/10.1107/S2052252524011060