ThCo2 crystallizes in the tetragonal I4/mmm space group. Th(1) is bonded to eight equivalent Co(1) atoms to form distorted edge-sharing ThCo8 hexagonal bipyramids. Co(1) is bonded in a 8-coordinate geometry to four equivalent Th(1) and four equivalent Co(1) atoms.
ThCo2 crystallizes in the tetragonal I4/mmm space group. Th(1) is bonded to eight equivalent Co(1) atoms to form distorted edge-sharing ThCo8 hexagonal bipyramids. All Th(1)-Co(1) bond lengths are 2.69 Å. Co(1) is bonded in a 8-coordinate geometry to four equivalent Th(1) and four equivalent Co(1) atoms. All Co(1)-Co(1) bond lengths are 2.59 Å.