LiMg crystallizes in the monoclinic C2/m space group. Li(1) is bonded to five equivalent Li(1) and seven equivalent Mg(1) atoms to form distorted LiLi5Mg7 cuboctahedra that share corners with four equivalent Mg(1)Li7Mg5 cuboctahedra, corners with fourteen equivalent Li(1)Li5Mg7 cuboctahedra, edges with eight equivalent Li(1)Li5Mg7 cuboctahedra, edges with ten equivalent Mg(1)Li7Mg5 cuboctahedra, faces with eight equivalent Li(1)Li5Mg7 cuboctahedra, and faces with twelve equivalent Mg(1)Li7Mg5 cuboctahedra. Mg(1) is bonded to seven equivalent Li(1) and five equivalent Mg(1) atoms to form distorted MgLi7Mg5 cuboctahedra that share corners with four equivalent Li(1)Li5Mg7 cuboctahedra, corners with fourteen equivalent Mg(1)Li7Mg5 cuboctahedra, edges with eight equivalent Mg(1)Li7Mg5 cuboctahedra, edges with ten equivalent Li(1)Li5Mg7 cuboctahedra, faces with eight equivalent Mg(1)Li7Mg5 cuboctahedra, and faces with twelve equivalent Li(1)Li5Mg7 cuboctahedra.
LiMg crystallizes in the monoclinic C2/m space group. Li(1) is bonded to five equivalent Li(1) and seven equivalent Mg(1) atoms to form distorted LiLi5Mg7 cuboctahedra that share corners with four equivalent Mg(1)Li7Mg5 cuboctahedra, corners with fourteen equivalent Li(1)Li5Mg7 cuboctahedra, edges with eight equivalent Li(1)Li5Mg7 cuboctahedra, edges with ten equivalent Mg(1)Li7Mg5 cuboctahedra, faces with eight equivalent Li(1)Li5Mg7 cuboctahedra, and faces with twelve equivalent Mg(1)Li7Mg5 cuboctahedra. There are a spread of Li(1)-Li(1) bond distances ranging from 3.09-3.12 Å. There are a spread of Li(1)-Mg(1) bond distances ranging from 3.07-3.11 Å. Mg(1) is bonded to seven equivalent Li(1) and five equivalent Mg(1) atoms to form distorted MgLi7Mg5 cuboctahedra that share corners with four equivalent Li(1)Li5Mg7 cuboctahedra, corners with fourteen equivalent Mg(1)Li7Mg5 cuboctahedra, edges with eight equivalent Mg(1)Li7Mg5 cuboctahedra, edges with ten equivalent Li(1)Li5Mg7 cuboctahedra, faces with eight equivalent Mg(1)Li7Mg5 cuboctahedra, and faces with twelve equivalent Li(1)Li5Mg7 cuboctahedra. There are two shorter (3.09 Å) and three longer (3.12 Å) Mg(1)-Mg(1) bond lengths.