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Figure 2
(a) Representation of a unit cell of 1 with M6 and P6 shown in green and red, respectively. (b) Illustration showing the arrangement of M6 (green balls) and P6 (red balls) in a unit cell with intertwisted M6- and P6-tetrahedron arrangements. (c) Illustration showing the arrangement of four M6 tetrahedrons at four vertexes of a P6 tetrahedron.

IUCrJ
Volume 10| Part 3| May 2023| Pages 321-328
ISSN: 2052-2525