TmIn2Sn is beta Cu3Ti-derived structured and crystallizes in the tetragonal P4/mmm space group. Tm(1) is bonded to eight equivalent In(1) and four equivalent Sn(1) atoms to form TmIn8Sn4 cuboctahedra that share corners with twelve equivalent Tm(1)In8Sn4 cuboctahedra, edges with eight equivalent Sn(1)Tm4In8 cuboctahedra, edges with sixteen equivalent In(1)Tm4In4Sn4 cuboctahedra, faces with four equivalent Sn(1)Tm4In8 cuboctahedra, faces with six equivalent Tm(1)In8Sn4 cuboctahedra, and faces with eight equivalent In(1)Tm4In4Sn4 cuboctahedra. In(1) is bonded to four equivalent Tm(1), four equivalent In(1), and four equivalent Sn(1) atoms to form InTm4In4Sn4 cuboctahedra that share corners with twelve equivalent In(1)Tm4In4Sn4 cuboctahedra, edges with eight equivalent Tm(1)In8Sn4 cuboctahedra, edges with eight equivalent In(1)Tm4In4Sn4 cuboctahedra, edges with eight equivalent Sn(1)Tm4In8 cuboctahedra, faces with four equivalent Tm(1)In8Sn4 cuboctahedra, faces with four equivalent Sn(1)Tm4In8 cuboctahedra, and faces with ten equivalent In(1)Tm4In4Sn4 cuboctahedra. Sn(1) is bonded to four equivalent Tm(1) and eight equivalent In(1) atoms to form SnTm4In8 cuboctahedra that share corners with twelve equivalent Sn(1)Tm4In8 cuboctahedra, edges with eight equivalent Tm(1)In8Sn4 cuboctahedra, edges with sixteen equivalent In(1)Tm4In4Sn4 cuboctahedra, faces with four equivalent Tm(1)In8Sn4 cuboctahedra, faces with six equivalent Sn(1)Tm4In8 cuboctahedra, and faces with eight equivalent In(1)Tm4In4Sn4 cuboctahedra.
TmIn2Sn is beta Cu3Ti-derived structured and crystallizes in the tetragonal P4/mmm space group. Tm(1) is bonded to eight equivalent In(1) and four equivalent Sn(1) atoms to form TmIn8Sn4 cuboctahedra that share corners with twelve equivalent Tm(1)In8Sn4 cuboctahedra, edges with eight equivalent Sn(1)Tm4In8 cuboctahedra, edges with sixteen equivalent In(1)Tm4In4Sn4 cuboctahedra, faces with four equivalent Sn(1)Tm4In8 cuboctahedra, faces with six equivalent Tm(1)In8Sn4 cuboctahedra, and faces with eight equivalent In(1)Tm4In4Sn4 cuboctahedra. All Tm(1)-In(1) bond lengths are 3.29 Å. All Tm(1)-Sn(1) bond lengths are 3.21 Å. In(1) is bonded to four equivalent Tm(1), four equivalent In(1), and four equivalent Sn(1) atoms to form InTm4In4Sn4 cuboctahedra that share corners with twelve equivalent In(1)Tm4In4Sn4 cuboctahedra, edges with eight equivalent Tm(1)In8Sn4 cuboctahedra, edges with eight equivalent In(1)Tm4In4Sn4 cuboctahedra, edges with eight equivalent Sn(1)Tm4In8 cuboctahedra, faces with four equivalent Tm(1)In8Sn4 cuboctahedra, faces with four equivalent Sn(1)Tm4In8 cuboctahedra, and faces with ten equivalent In(1)Tm4In4Sn4 cuboctahedra. All In(1)-In(1) bond lengths are 3.21 Å. All In(1)-Sn(1) bond lengths are 3.29 Å. Sn(1) is bonded to four equivalent Tm(1) and eight equivalent In(1) atoms to form SnTm4In8 cuboctahedra that share corners with twelve equivalent Sn(1)Tm4In8 cuboctahedra, edges with eight equivalent Tm(1)In8Sn4 cuboctahedra, edges with sixteen equivalent In(1)Tm4In4Sn4 cuboctahedra, faces with four equivalent Tm(1)In8Sn4 cuboctahedra, faces with six equivalent Sn(1)Tm4In8 cuboctahedra, and faces with eight equivalent In(1)Tm4In4Sn4 cuboctahedra.