SmC6 crystallizes in the hexagonal P6/mmm space group. Sm(1) is bonded to twelve equivalent C(1) atoms to form face-sharing SmC12 cuboctahedra. C(1) is bonded in a 5-coordinate geometry to two equivalent Sm(1) and three equivalent C(1) atoms.
SmC6 crystallizes in the hexagonal P6/mmm space group. Sm(1) is bonded to twelve equivalent C(1) atoms to form face-sharing SmC12 cuboctahedra. All Sm(1)-C(1) bond lengths are 2.74 Å. C(1) is bonded in a 5-coordinate geometry to two equivalent Sm(1) and three equivalent C(1) atoms. All C(1)-C(1) bond lengths are 1.44 Å.