Ho2PdGe6 crystallizes in the orthorhombic Amm2 space group. There are two inequivalent Ho sites. In the first Ho site, Ho(1) is bonded in a 14-coordinate geometry to four equivalent Pd(1), two equivalent Ge(1), two equivalent Ge(4), two equivalent Ge(6), and four equivalent Ge(3) atoms. In the second Ho site, Ho(2) is bonded in a 10-coordinate geometry to two equivalent Ge(2), two equivalent Ge(3), two equivalent Ge(5), and four equivalent Ge(6) atoms. Pd(1) is bonded in a 9-coordinate geometry to four equivalent Ho(1), one Ge(3), two equivalent Ge(1), and two equivalent Ge(4) 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 Pd(1), one Ge(2), and four equivalent Ge(4) atoms. In the second Ge site, Ge(2) is bonded in a 7-coordinate geometry to two equivalent Ho(2), one Ge(1), and four equivalent Ge(5) atoms. In the third Ge site, Ge(3) is bonded in a 9-coordinate geometry to two equivalent Ho(2), four equivalent Ho(1), one Pd(1), and two equivalent Ge(6) atoms. In the fourth Ge site, Ge(4) is bonded in a 9-coordinate geometry to two equivalent Ho(1), two equivalent Pd(1), one Ge(5), and four equivalent Ge(1) atoms. In the fifth Ge site, Ge(5) is bonded in a 7-coordinate geometry to two equivalent Ho(2), one Ge(4), and four equivalent Ge(2) atoms. In the sixth Ge site, Ge(6) is bonded in a 8-coordinate geometry to two equivalent Ho(1), four equivalent Ho(2), and two equivalent Ge(3) atoms.
Ho2PdGe6 crystallizes in the orthorhombic Amm2 space group. There are two inequivalent Ho sites. In the first Ho site, Ho(1) is bonded in a 14-coordinate geometry to four equivalent Pd(1), two equivalent Ge(1), two equivalent Ge(4), two equivalent Ge(6), and four equivalent Ge(3) atoms. All Ho(1)-Pd(1) bond lengths are 3.15 Å. Both Ho(1)-Ge(1) bond lengths are 3.45 Å. Both Ho(1)-Ge(4) bond lengths are 3.40 Å. Both Ho(1)-Ge(6) bond lengths are 3.42 Å. All Ho(1)-Ge(3) bond lengths are 3.09 Å. In the second Ho site, Ho(2) is bonded in a 10-coordinate geometry to two equivalent Ge(2), two equivalent Ge(3), two equivalent Ge(5), and four equivalent Ge(6) atoms. Both Ho(2)-Ge(2) bond lengths are 3.01 Å. Both Ho(2)-Ge(3) bond lengths are 3.14 Å. Both Ho(2)-Ge(5) bond lengths are 3.01 Å. All Ho(2)-Ge(6) bond lengths are 2.98 Å. Pd(1) is bonded in a 9-coordinate geometry to four equivalent Ho(1), one Ge(3), two equivalent Ge(1), and two equivalent Ge(4) atoms. The Pd(1)-Ge(3) bond length is 2.43 Å. Both Pd(1)-Ge(1) bond lengths are 2.50 Å. Both Pd(1)-Ge(4) bond lengths are 2.51 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 Pd(1), one Ge(2), and four equivalent Ge(4) atoms. The Ge(1)-Ge(2) bond length is 2.51 Å. All Ge(1)-Ge(4) bond lengths are 2.87 Å. In the second Ge site, Ge(2) is bonded in a 7-coordinate geometry to two equivalent Ho(2), one Ge(1), and four equivalent Ge(5) atoms. All Ge(2)-Ge(5) bond lengths are 2.87 Å. In the third Ge site, Ge(3) is bonded in a 9-coordinate geometry to two equivalent Ho(2), four equivalent Ho(1), one Pd(1), and two equivalent Ge(6) atoms. Both Ge(3)-Ge(6) bond lengths are 2.57 Å. In the fourth Ge site, Ge(4) is bonded in a 9-coordinate geometry to two equivalent Ho(1), two equivalent Pd(1), one Ge(5), and four equivalent Ge(1) atoms. The Ge(4)-Ge(5) bond length is 2.51 Å. In the fifth Ge site, Ge(5) is bonded in a 7-coordinate geometry to two equivalent Ho(2), one Ge(4), and four equivalent Ge(2) atoms. In the sixth Ge site, Ge(6) is bonded in a 8-coordinate geometry to two equivalent Ho(1), four equivalent Ho(2), and two equivalent Ge(3) atoms.