Au4In3Sn crystallizes in the orthorhombic Pmm2 space group. There are four inequivalent Au sites. In the first Au site, Au(1) is bonded in a 9-coordinate geometry to two equivalent Au(4), two equivalent In(1), four equivalent In(2), and one Sn(1) atom. In the second Au site, Au(2) is bonded in a 9-coordinate geometry to two equivalent Au(3), one In(1), four equivalent In(3), and two equivalent Sn(1) atoms. In the third Au site, Au(3) is bonded in a 9-coordinate geometry to two equivalent Au(2), one In(2), two equivalent In(3), and four equivalent Sn(1) atoms. In the fourth Au site, Au(4) is bonded in a 9-coordinate geometry to two equivalent Au(1), one In(3), two equivalent In(2), and four equivalent In(1) atoms. There are three inequivalent In sites. In the first In site, In(1) is bonded in a 7-coordinate geometry to one Au(2), two equivalent Au(1), and four equivalent Au(4) atoms. In the second In site, In(2) is bonded in a 7-coordinate geometry to one Au(3), two equivalent Au(4), and four equivalent Au(1) atoms. In the third In site, In(3) is bonded in a 7-coordinate geometry to one Au(4), two equivalent Au(3), and four equivalent Au(2) atoms. Sn(1) is bonded in a 7-coordinate geometry to one Au(1), two equivalent Au(2), and four equivalent Au(3) atoms.
Au4In3Sn crystallizes in the orthorhombic Pmm2 space group. There are four inequivalent Au sites. In the first Au site, Au(1) is bonded in a 9-coordinate geometry to two equivalent Au(4), two equivalent In(1), four equivalent In(2), and one Sn(1) atom. Both Au(1)-Au(4) bond lengths are 2.89 Å. Both Au(1)-In(1) bond lengths are 3.15 Å. All Au(1)-In(2) bond lengths are 2.88 Å. The Au(1)-Sn(1) bond length is 2.80 Å. In the second Au site, Au(2) is bonded in a 9-coordinate geometry to two equivalent Au(3), one In(1), four equivalent In(3), and two equivalent Sn(1) atoms. Both Au(2)-Au(3) bond lengths are 2.92 Å. The Au(2)-In(1) bond length is 2.80 Å. All Au(2)-In(3) bond lengths are 2.89 Å. Both Au(2)-Sn(1) bond lengths are 3.18 Å. In the third Au site, Au(3) is bonded in a 9-coordinate geometry to two equivalent Au(2), one In(2), two equivalent In(3), and four equivalent Sn(1) atoms. The Au(3)-In(2) bond length is 2.83 Å. Both Au(3)-In(3) bond lengths are 3.18 Å. All Au(3)-Sn(1) bond lengths are 2.89 Å. In the fourth Au site, Au(4) is bonded in a 9-coordinate geometry to two equivalent Au(1), one In(3), two equivalent In(2), and four equivalent In(1) atoms. The Au(4)-In(3) bond length is 2.80 Å. Both Au(4)-In(2) bond lengths are 3.12 Å. All Au(4)-In(1) bond lengths are 2.89 Å. There are three inequivalent In sites. In the first In site, In(1) is bonded in a 7-coordinate geometry to one Au(2), two equivalent Au(1), and four equivalent Au(4) atoms. In the second In site, In(2) is bonded in a 7-coordinate geometry to one Au(3), two equivalent Au(4), and four equivalent Au(1) atoms. In the third In site, In(3) is bonded in a 7-coordinate geometry to one Au(4), two equivalent Au(3), and four equivalent Au(2) atoms. Sn(1) is bonded in a 7-coordinate geometry to one Au(1), two equivalent Au(2), and four equivalent Au(3) atoms.