ThHg crystallizes in the trigonal R-3m space group. Th(1) is bonded to six equivalent Hg(1) atoms to form a mixture of distorted corner and edge-sharing ThHg6 cuboctahedra. Hg(1) is bonded in a distorted hexagonal planar geometry to six equivalent Th(1) atoms.
ThHg crystallizes in the trigonal R-3m space group. Th(1) is bonded to six equivalent Hg(1) atoms to form a mixture of distorted corner and edge-sharing ThHg6 cuboctahedra. All Th(1)-Hg(1) bond lengths are 3.37 Å. Hg(1) is bonded in a distorted hexagonal planar geometry to six equivalent Th(1) atoms.