Figure 2
(a) The dodecahedron formed around the Al1 atom at the 1a site and (b) the environment of the Al1 atom with displacement ellipsoids given at the 99% probability level. [Symmetry codes: (iii) x, y, z + 1; (viii) x, y, z − 1; (ix) x − 1, y, z; (x) x, y − 1, z.] |