AuCuSn crystallizes in the tetragonal I4/mmm space group. Au(1) is bonded in a 9-coordinate geometry to four equivalent Cu(1) and five equivalent Sn(1) atoms. Cu(1) is bonded in a 4-coordinate geometry to four equivalent Au(1) and four equivalent Sn(1) atoms. Sn(1) is bonded in a 9-coordinate geometry to five equivalent Au(1) and four equivalent Cu(1) atoms.
AuCuSn crystallizes in the tetragonal I4/mmm space group. Au(1) is bonded in a 9-coordinate geometry to four equivalent Cu(1) and five equivalent Sn(1) atoms. All Au(1)-Cu(1) bond lengths are 2.68 Å. There is one shorter (2.79 Å) and four longer (2.98 Å) Au(1)-Sn(1) bond lengths. Cu(1) is bonded in a 4-coordinate geometry to four equivalent Au(1) and four equivalent Sn(1) atoms. All Cu(1)-Sn(1) bond lengths are 2.91 Å. Sn(1) is bonded in a 9-coordinate geometry to five equivalent Au(1) and four equivalent Cu(1) atoms.