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Figure 1 Trigonal dodecahedral oxygen environment of the La3+ cation in defect scheelite-type La0.667[MoO4]; ellipsoids are drawn at the 80% probability level. [Symmetry codes: (i) x, y, z; (ii) –x + , –y, z + ; (iii) –y + , x + , z + ; (iv) y + , –x + , z + ; (v) –x, –y, –z; (vi) x + , y, –z + ; (vii) y + , –x + , –z + ; (viii) –y + , x + , –z + ]. |