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Figure 18
Stereopair of the MgCu2-type substructure formed by the BeP2 subarray in the HP spinel-type phase of BeP2N4. P: purple; Be: green (N atoms are omitted). The Be atoms center the P12 truncated tetrahedra. When the Be atoms are connected, they form a diamond-like network.

Journal logoSTRUCTURAL SCIENCE
CRYSTAL ENGINEERING
MATERIALS
ISSN: 2052-5206
Volume 81| Part 4| August 2025| Pages 378-394
https://doi.org/10.1107/S2052520625004263
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