Figure 2
The environment of the [Hg3O4]2− unit, showing the six-coordinate PbO3 pyramids and a [CrO4]2− tetrahedron. Displacement ellipsoids are shown at the 50% probability level. [Symmetry codes: (i) x + 1, y, z; (ii) x + 1, −y + , z + ; (iii) −x + 2, −y, −z + 2; (iv) x − 1, y, z; (v) −x + 1, −y, −z + 2; (vi) x, −y + , z + ; (vii) x, −y + , z − ; (viii) x − 1, −y + , z − .] |