Ho4Ir13Ge9 crystallizes in the orthorhombic Pmmn space group. There are three inequivalent Ho sites. In the first Ho site, Ho(1) is bonded in a 16-coordinate geometry to two equivalent Ir(5), two equivalent Ir(8), six equivalent Ir(1), two equivalent Ge(3), and four equivalent Ge(1) atoms. In the second Ho site, Ho(2) is bonded in a 16-coordinate geometry to one Ir(1), one Ir(3), one Ir(4), one Ir(6), two equivalent Ir(5), two equivalent Ir(7), two equivalent Ir(8), two equivalent Ge(1), two equivalent Ge(5), and two equivalent Ge(6) atoms. In the third Ho site, Ho(3) is bonded in a 18-coordinate geometry to two equivalent Ir(3), two equivalent Ir(4), two equivalent Ir(7), six equivalent Ir(2), two equivalent Ge(2), and four equivalent Ge(4) atoms. There are eight inequivalent Ir sites. In the first Ir site, Ir(4) is bonded to two equivalent Ho(2), two equivalent Ho(3), two equivalent Ge(4), and two equivalent Ge(5) atoms to form a mixture of distorted corner and edge-sharing IrHo4Ge4 tetrahedra. In the second Ir site, Ir(5) is bonded in a 9-coordinate geometry to two equivalent Ho(1), four equivalent Ho(2), one Ge(5), and two equivalent Ge(1) atoms. In the third Ir site, Ir(6) is bonded in a 5-coordinate geometry to two equivalent Ho(2), one Ge(3), and four equivalent Ge(6) atoms. In the fourth Ir site, Ir(7) is bonded in a 6-coordinate geometry to one Ho(3), two equivalent Ho(2), one Ge(5), one Ge(6), and two equivalent Ge(4) atoms. In the fifth Ir site, Ir(8) is bonded in a 6-coordinate geometry to one Ho(1), two equivalent Ho(2), one Ge(1), one Ge(6), and two equivalent Ge(3) atoms. In the sixth Ir site, Ir(1) is bonded to one Ho(2), three equivalent Ho(1), one Ge(3), and three equivalent Ge(1) atoms to form a mixture of distorted face, corner, and edge-sharing IrHo4Ge4 tetrahedra. In the seventh Ir site, Ir(2) is bonded in a 6-coordinate geometry to three equivalent Ho(3), one Ge(2), and three equivalent Ge(4) atoms. In the eighth Ir site, Ir(3) is bonded in a 5-coordinate geometry to one Ho(2), one Ho(3), one Ge(4), two equivalent Ge(2), and two equivalent Ge(6) atoms. There are six inequivalent Ge sites. In the first Ge site, Ge(1) is bonded in a 9-coordinate geometry to two equivalent Ho(1), two equivalent Ho(2), one Ir(5), one Ir(8), and three equivalent Ir(1) atoms. In the second Ge site, Ge(2) is bonded in a 8-coordinate geometry to two equivalent Ho(3), two equivalent Ir(2), and four equivalent Ir(3) atoms. In the third Ge site, Ge(3) is bonded in a 9-coordinate geometry to two equivalent Ho(1), one Ir(6), two equivalent Ir(1), and four equivalent Ir(8) atoms. In the fourth Ge site, Ge(4) is bonded in a 9-coordinate geometry to two equivalent Ho(3), one Ir(3), one Ir(4), two equivalent Ir(7), and three equivalent Ir(2) atoms. In the fifth Ge site, Ge(5) is bonded in a 9-coordinate geometry to four equivalent Ho(2), one Ir(5), two equivalent Ir(4), and two equivalent Ir(7) atoms. In the sixth Ge site, Ge(6) is bonded in a 8-coordinate geometry to two equivalent Ho(2), one Ir(7), one Ir(8), two equivalent Ir(3), and two equivalent Ir(6) atoms.
Ho4Ir13Ge9 crystallizes in the orthorhombic Pmmn space group. There are three inequivalent Ho sites. In the first Ho site, Ho(1) is bonded in a 16-coordinate geometry to two equivalent Ir(5), two equivalent Ir(8), six equivalent Ir(1), two equivalent Ge(3), and four equivalent Ge(1) atoms. Both Ho(1)-Ir(5) bond lengths are 3.03 Å. Both Ho(1)-Ir(8) bond lengths are 3.49 Å. There are four shorter (3.29 Å) and two longer (3.39 Å) Ho(1)-Ir(1) bond lengths. Both Ho(1)-Ge(3) bond lengths are 3.11 Å. All Ho(1)-Ge(1) bond lengths are 3.09 Å. In the second Ho site, Ho(2) is bonded in a 16-coordinate geometry to one Ir(1), one Ir(3), one Ir(4), one Ir(6), two equivalent Ir(5), two equivalent Ir(7), two equivalent Ir(8), two equivalent Ge(1), two equivalent Ge(5), and two equivalent Ge(6) atoms. The Ho(2)-Ir(1) bond length is 3.35 Å. The Ho(2)-Ir(3) bond length is 3.50 Å. The Ho(2)-Ir(4) bond length is 3.38 Å. The Ho(2)-Ir(6) bond length is 3.49 Å. Both Ho(2)-Ir(5) bond lengths are 3.19 Å. Both Ho(2)-Ir(7) bond lengths are 3.18 Å. Both Ho(2)-Ir(8) bond lengths are 3.14 Å. Both Ho(2)-Ge(1) bond lengths are 3.15 Å. Both Ho(2)-Ge(5) bond lengths are 3.13 Å. Both Ho(2)-Ge(6) bond lengths are 3.06 Å. In the third Ho site, Ho(3) is bonded in a 18-coordinate geometry to two equivalent Ir(3), two equivalent Ir(4), two equivalent Ir(7), six equivalent Ir(2), two equivalent Ge(2), and four equivalent Ge(4) atoms. Both Ho(3)-Ir(3) bond lengths are 3.48 Å. Both Ho(3)-Ir(4) bond lengths are 3.34 Å. Both Ho(3)-Ir(7) bond lengths are 3.49 Å. There are four shorter (3.13 Å) and two longer (3.50 Å) Ho(3)-Ir(2) bond lengths. Both Ho(3)-Ge(2) bond lengths are 3.06 Å. All Ho(3)-Ge(4) bond lengths are 3.11 Å. There are eight inequivalent Ir sites. In the first Ir site, Ir(4) is bonded to two equivalent Ho(2), two equivalent Ho(3), two equivalent Ge(4), and two equivalent Ge(5) atoms to form a mixture of distorted corner and edge-sharing IrHo4Ge4 tetrahedra. Both Ir(4)-Ge(4) bond lengths are 2.46 Å. Both Ir(4)-Ge(5) bond lengths are 2.48 Å. In the second Ir site, Ir(5) is bonded in a 9-coordinate geometry to two equivalent Ho(1), four equivalent Ho(2), one Ge(5), and two equivalent Ge(1) atoms. The Ir(5)-Ge(5) bond length is 2.41 Å. Both Ir(5)-Ge(1) bond lengths are 2.39 Å. In the third Ir site, Ir(6) is bonded in a 5-coordinate geometry to two equivalent Ho(2), one Ge(3), and four equivalent Ge(6) atoms. The Ir(6)-Ge(3) bond length is 2.46 Å. All Ir(6)-Ge(6) bond lengths are 2.60 Å. In the fourth Ir site, Ir(7) is bonded in a 6-coordinate geometry to one Ho(3), two equivalent Ho(2), one Ge(5), one Ge(6), and two equivalent Ge(4) atoms. The Ir(7)-Ge(5) bond length is 2.46 Å. The Ir(7)-Ge(6) bond length is 2.46 Å. Both Ir(7)-Ge(4) bond lengths are 2.52 Å. In the fifth Ir site, Ir(8) is bonded in a 6-coordinate geometry to one Ho(1), two equivalent Ho(2), one Ge(1), one Ge(6), and two equivalent Ge(3) atoms. The Ir(8)-Ge(1) bond length is 2.43 Å. The Ir(8)-Ge(6) bond length is 2.45 Å. Both Ir(8)-Ge(3) bond lengths are 2.56 Å. In the sixth Ir site, Ir(1) is bonded to one Ho(2), three equivalent Ho(1), one Ge(3), and three equivalent Ge(1) atoms to form a mixture of distorted face, corner, and edge-sharing IrHo4Ge4 tetrahedra. The Ir(1)-Ge(3) bond length is 2.48 Å. There are two shorter (2.45 Å) and one longer (2.47 Å) Ir(1)-Ge(1) bond length. In the seventh Ir site, Ir(2) is bonded in a 6-coordinate geometry to three equivalent Ho(3), one Ge(2), and three equivalent Ge(4) atoms. The Ir(2)-Ge(2) bond length is 2.44 Å. There is one shorter (2.41 Å) and two longer (2.62 Å) Ir(2)-Ge(4) bond lengths. In the eighth Ir site, Ir(3) is bonded in a 5-coordinate geometry to one Ho(2), one Ho(3), one Ge(4), two equivalent Ge(2), and two equivalent Ge(6) atoms. The Ir(3)-Ge(4) bond length is 2.46 Å. Both Ir(3)-Ge(2) bond lengths are 2.59 Å. Both Ir(3)-Ge(6) bond lengths are 2.59 Å. There are six inequivalent Ge sites. In the first Ge site, Ge(1) is bonded in a 9-coordinate geometry to two equivalent Ho(1), two equivalent Ho(2), one Ir(5), one Ir(8), and three equivalent Ir(1) atoms. In the second Ge site, Ge(2) is bonded in a 8-coordinate geometry to two equivalent Ho(3), two equivalent Ir(2), and four equivalent Ir(3) atoms. In the third Ge site, Ge(3) is bonded in a 9-coordinate geometry to two equivalent Ho(1), one Ir(6), two equivalent Ir(1), and four equivalent Ir(8) atoms. In the fourth Ge site, Ge(4) is bonded in a 9-coordinate geometry to two equivalent Ho(3), one Ir(3), one Ir(4), two equivalent Ir(7), and three equivalent Ir(2) atoms. In the fifth Ge site, Ge(5) is bonded in a 9-coordinate geometry to four equivalent Ho(2), one Ir(5), two equivalent Ir(4), and two equivalent Ir(7) atoms. In the sixth Ge site, Ge(6) is bonded in a 8-coordinate geometry to two equivalent Ho(2), one Ir(7), one Ir(8), two equivalent Ir(3), and two equivalent Ir(6) atoms.