Nd4Ni7In8 is beta Plutonium-derived structured and crystallizes in the orthorhombic Cmmm space group. There are three inequivalent Nd sites. In the first Nd site, Nd(1) is bonded in a 2-coordinate geometry to two equivalent Ni(2), four equivalent Ni(1), two equivalent In(4), and four equivalent In(6) atoms. In the second Nd site, Nd(2) is bonded in a 13-coordinate geometry to one Ni(4), two equivalent Ni(1), one In(2), one In(7), two equivalent In(1), two equivalent In(6), and four equivalent In(3) atoms. In the third Nd site, Nd(3) is bonded in a 18-coordinate geometry to two equivalent Ni(3), four equivalent Ni(2), four equivalent Ni(4), two equivalent In(3), two equivalent In(5), two equivalent In(6), and two equivalent In(7) atoms. There are four inequivalent Ni sites. In the first Ni site, Ni(3) is bonded in a 10-coordinate geometry to two equivalent Nd(3), four equivalent Ni(2), two equivalent In(5), and two equivalent In(6) atoms. In the second Ni site, Ni(4) is bonded in a 9-coordinate geometry to one Nd(2), two equivalent Nd(3), one Ni(2), one In(7), two equivalent In(3), and two equivalent In(6) atoms. In the third Ni site, Ni(1) is bonded in a 10-coordinate geometry to two equivalent Nd(1), two equivalent Nd(2), one Ni(1), one In(1), one In(4), one In(6), and two equivalent In(2) atoms. In the fourth Ni site, Ni(2) is bonded in a 10-coordinate geometry to one Nd(1), two equivalent Nd(3), one Ni(2), one Ni(4), two equivalent Ni(3), one In(5), and two equivalent In(6) atoms. There are seven inequivalent In sites. In the first In site, In(1) is bonded in a 12-coordinate geometry to four equivalent Nd(2), two equivalent Ni(1), two equivalent In(2), two equivalent In(3), and two equivalent In(7) atoms. In the second In site, In(2) is bonded in a 4-coordinate geometry to two equivalent Nd(2), four equivalent Ni(1), two equivalent In(1), and two equivalent In(4) atoms. In the third In site, In(3) is bonded in a 12-coordinate geometry to one Nd(3), four equivalent Nd(2), two equivalent Ni(4), one In(1), one In(3), one In(6), and two equivalent In(7) atoms. In the fourth In site, In(4) is bonded to four equivalent Nd(1), four equivalent Ni(1), and four equivalent In(2) atoms to form distorted face-sharing InNd4In4Ni4 cuboctahedra. In the fifth In site, In(5) is bonded to four equivalent Nd(3), four equivalent Ni(2), and four equivalent Ni(3) atoms to form distorted face-sharing InNd4Ni8 cuboctahedra. In the sixth In site, In(6) is bonded in a 12-coordinate geometry to one Nd(3), two equivalent Nd(1), two equivalent Nd(2), one Ni(1), one Ni(3), two equivalent Ni(2), two equivalent Ni(4), and one In(3) atom. In the seventh In site, In(7) is bonded in a distorted water-like geometry to two equivalent Nd(2), two equivalent Nd(3), two equivalent Ni(4), two equivalent In(1), and four equivalent In(3) atoms.
Nd4Ni7In8 is beta Plutonium-derived structured and crystallizes in the orthorhombic Cmmm space group. There are three inequivalent Nd sites. In the first Nd site, Nd(1) is bonded in a 2-coordinate geometry to two equivalent Ni(2), four equivalent Ni(1), two equivalent In(4), and four equivalent In(6) atoms. Both Nd(1)-Ni(2) bond lengths are 2.85 Å. All Nd(1)-Ni(1) bond lengths are 3.41 Å. Both Nd(1)-In(4) bond lengths are 3.48 Å. All Nd(1)-In(6) bond lengths are 3.41 Å. In the second Nd site, Nd(2) is bonded in a 13-coordinate geometry to one Ni(4), two equivalent Ni(1), one In(2), one In(7), two equivalent In(1), two equivalent In(6), and four equivalent In(3) atoms. The Nd(2)-Ni(4) bond length is 2.86 Å. Both Nd(2)-Ni(1) bond lengths are 3.14 Å. The Nd(2)-In(2) bond length is 3.33 Å. The Nd(2)-In(7) bond length is 3.51 Å. Both Nd(2)-In(1) bond lengths are 3.35 Å. Both Nd(2)-In(6) bond lengths are 3.32 Å. There are two shorter (3.39 Å) and two longer (3.45 Å) Nd(2)-In(3) bond lengths. In the third Nd site, Nd(3) is bonded in a 18-coordinate geometry to two equivalent Ni(3), four equivalent Ni(2), four equivalent Ni(4), two equivalent In(3), two equivalent In(5), two equivalent In(6), and two equivalent In(7) atoms. Both Nd(3)-Ni(3) bond lengths are 3.12 Å. All Nd(3)-Ni(2) bond lengths are 3.28 Å. All Nd(3)-Ni(4) bond lengths are 3.19 Å. Both Nd(3)-In(3) bond lengths are 3.54 Å. Both Nd(3)-In(5) bond lengths are 3.35 Å. Both Nd(3)-In(6) bond lengths are 3.32 Å. Both Nd(3)-In(7) bond lengths are 3.56 Å. There are four inequivalent Ni sites. In the first Ni site, Ni(3) is bonded in a 10-coordinate geometry to two equivalent Nd(3), four equivalent Ni(2), two equivalent In(5), and two equivalent In(6) atoms. All Ni(3)-Ni(2) bond lengths are 2.56 Å. Both Ni(3)-In(5) bond lengths are 2.82 Å. Both Ni(3)-In(6) bond lengths are 2.72 Å. In the second Ni site, Ni(4) is bonded in a 9-coordinate geometry to one Nd(2), two equivalent Nd(3), one Ni(2), one In(7), two equivalent In(3), and two equivalent In(6) atoms. The Ni(4)-Ni(2) bond length is 2.40 Å. The Ni(4)-In(7) bond length is 2.63 Å. Both Ni(4)-In(3) bond lengths are 2.66 Å. Both Ni(4)-In(6) bond lengths are 2.90 Å. In the third Ni site, Ni(1) is bonded in a 10-coordinate geometry to two equivalent Nd(1), two equivalent Nd(2), one Ni(1), one In(1), one In(4), one In(6), and two equivalent In(2) atoms. The Ni(1)-Ni(1) bond length is 2.83 Å. The Ni(1)-In(1) bond length is 2.69 Å. The Ni(1)-In(4) bond length is 2.69 Å. The Ni(1)-In(6) bond length is 2.64 Å. Both Ni(1)-In(2) bond lengths are 2.60 Å. In the fourth Ni site, Ni(2) is bonded in a 10-coordinate geometry to one Nd(1), two equivalent Nd(3), one Ni(2), one Ni(4), two equivalent Ni(3), one In(5), and two equivalent In(6) atoms. The Ni(2)-Ni(2) bond length is 2.62 Å. The Ni(2)-In(5) bond length is 2.49 Å. Both Ni(2)-In(6) bond lengths are 2.66 Å. There are seven inequivalent In sites. In the first In site, In(1) is bonded in a 12-coordinate geometry to four equivalent Nd(2), two equivalent Ni(1), two equivalent In(2), two equivalent In(3), and two equivalent In(7) atoms. Both In(1)-In(2) bond lengths are 3.29 Å. Both In(1)-In(3) bond lengths are 3.27 Å. Both In(1)-In(7) bond lengths are 3.04 Å. In the second In site, In(2) is bonded in a 4-coordinate geometry to two equivalent Nd(2), four equivalent Ni(1), two equivalent In(1), and two equivalent In(4) atoms. Both In(2)-In(4) bond lengths are 3.02 Å. In the third In site, In(3) is bonded in a 12-coordinate geometry to one Nd(3), four equivalent Nd(2), two equivalent Ni(4), one In(1), one In(3), one In(6), and two equivalent In(7) atoms. The In(3)-In(3) bond length is 3.15 Å. The In(3)-In(6) bond length is 3.11 Å. Both In(3)-In(7) bond lengths are 3.19 Å. In the fourth In site, In(4) is bonded to four equivalent Nd(1), four equivalent Ni(1), and four equivalent In(2) atoms to form distorted face-sharing InNd4In4Ni4 cuboctahedra. In the fifth In site, In(5) is bonded to four equivalent Nd(3), four equivalent Ni(2), and four equivalent Ni(3) atoms to form distorted face-sharing InNd4Ni8 cuboctahedra. In the sixth In site, In(6) is bonded in a 12-coordinate geometry to one Nd(3), two equivalent Nd(1), two equivalent Nd(2), one Ni(1), one Ni(3), two equivalent Ni(2), two equivalent Ni(4), and one In(3) atom. In the seventh In site, In(7) is bonded in a distorted water-like geometry to two equivalent Nd(2), two equivalent Nd(3), two equivalent Ni(4), two equivalent In(1), and four equivalent In(3) atoms.