La2Ir3Ge5 crystallizes in the orthorhombic Ibam space group. La(1) is bonded in a 17-coordinate geometry to two equivalent Ir(2), five equivalent Ir(1), two equivalent Ge(2), four equivalent Ge(1), and four equivalent Ge(3) atoms. There are two inequivalent Ir sites. In the first Ir site, Ir(2) is bonded in a 6-coordinate geometry to four equivalent La(1), two equivalent Ge(1), and four equivalent Ge(3) atoms. In the second Ir site, Ir(1) is bonded in a 8-coordinate geometry to five equivalent La(1), one Ge(3), two equivalent Ge(1), and two equivalent Ge(2) atoms. There are three inequivalent Ge sites. In the first Ge site, Ge(1) is bonded in a 9-coordinate geometry to four equivalent La(1), one Ir(2), two equivalent Ir(1), and two equivalent Ge(3) atoms. In the second Ge site, Ge(2) is bonded in a 8-coordinate geometry to four equivalent La(1) and four equivalent Ir(1) atoms. In the third Ge site, Ge(3) is bonded in a 9-coordinate geometry to four equivalent La(1), one Ir(1), two equivalent Ir(2), and two equivalent Ge(1) atoms.
La2Ir3Ge5 crystallizes in the orthorhombic Ibam space group. La(1) is bonded in a 17-coordinate geometry to two equivalent Ir(2), five equivalent Ir(1), two equivalent Ge(2), four equivalent Ge(1), and four equivalent Ge(3) atoms. Both La(1)-Ir(2) bond lengths are 3.54 Å. There are a spread of La(1)-Ir(1) bond distances ranging from 3.20-3.50 Å. Both La(1)-Ge(2) bond lengths are 3.23 Å. There are two shorter (3.29 Å) and two longer (3.37 Å) La(1)-Ge(1) bond lengths. There are a spread of La(1)-Ge(3) bond distances ranging from 3.05-3.31 Å. There are two inequivalent Ir sites. In the first Ir site, Ir(2) is bonded in a 6-coordinate geometry to four equivalent La(1), two equivalent Ge(1), and four equivalent Ge(3) atoms. Both Ir(2)-Ge(1) bond lengths are 2.74 Å. All Ir(2)-Ge(3) bond lengths are 2.53 Å. In the second Ir site, Ir(1) is bonded in a 8-coordinate geometry to five equivalent La(1), one Ge(3), two equivalent Ge(1), and two equivalent Ge(2) atoms. The Ir(1)-Ge(3) bond length is 2.44 Å. Both Ir(1)-Ge(1) bond lengths are 2.49 Å. Both Ir(1)-Ge(2) bond lengths are 2.55 Å. There are three inequivalent Ge sites. In the first Ge site, Ge(1) is bonded in a 9-coordinate geometry to four equivalent La(1), one Ir(2), two equivalent Ir(1), and two equivalent Ge(3) atoms. Both Ge(1)-Ge(3) bond lengths are 2.68 Å. In the second Ge site, Ge(2) is bonded in a 8-coordinate geometry to four equivalent La(1) and four equivalent Ir(1) atoms. In the third Ge site, Ge(3) is bonded in a 9-coordinate geometry to four equivalent La(1), one Ir(1), two equivalent Ir(2), and two equivalent Ge(1) atoms.