La2PtPd3Ge4 crystallizes in the tetragonal P-4m2 space group. La(1) is bonded in a 16-coordinate geometry to two equivalent Pt(1), two equivalent Pd(1), two equivalent Pd(2), two equivalent Pd(3), four equivalent Ge(1), and four equivalent Ge(2) atoms. Pt(1) is bonded in a 4-coordinate geometry to four equivalent La(1) and four equivalent Ge(1) atoms. There are three inequivalent Pd sites. In the first Pd site, Pd(1) is bonded in a 8-coordinate geometry to four equivalent La(1) and four equivalent Ge(2) atoms. In the second Pd site, Pd(2) is bonded in a 4-coordinate geometry to four equivalent La(1) and four equivalent Ge(1) atoms. In the third Pd site, Pd(3) is bonded in a 8-coordinate geometry to four equivalent La(1) and four equivalent Ge(2) atoms. There are two inequivalent Ge sites. In the first Ge site, Ge(1) is bonded in a 9-coordinate geometry to four equivalent La(1), two equivalent Pt(1), two equivalent Pd(2), and one Ge(2) atom. In the second Ge site, Ge(2) is bonded in a 9-coordinate geometry to four equivalent La(1), two equivalent Pd(1), two equivalent Pd(3), and one Ge(1) atom.
La2PtPd3Ge4 crystallizes in the tetragonal P-4m2 space group. La(1) is bonded in a 16-coordinate geometry to two equivalent Pt(1), two equivalent Pd(1), two equivalent Pd(2), two equivalent Pd(3), four equivalent Ge(1), and four equivalent Ge(2) atoms. Both La(1)-Pt(1) bond lengths are 3.38 Å. Both La(1)-Pd(1) bond lengths are 3.38 Å. Both La(1)-Pd(2) bond lengths are 3.38 Å. Both La(1)-Pd(3) bond lengths are 3.38 Å. All La(1)-Ge(1) bond lengths are 3.39 Å. All La(1)-Ge(2) bond lengths are 3.39 Å. Pt(1) is bonded in a 4-coordinate geometry to four equivalent La(1) and four equivalent Ge(1) atoms. All Pt(1)-Ge(1) bond lengths are 2.56 Å. There are three inequivalent Pd sites. In the first Pd site, Pd(1) is bonded in a 8-coordinate geometry to four equivalent La(1) and four equivalent Ge(2) atoms. All Pd(1)-Ge(2) bond lengths are 2.56 Å. In the second Pd site, Pd(2) is bonded in a 4-coordinate geometry to four equivalent La(1) and four equivalent Ge(1) atoms. All Pd(2)-Ge(1) bond lengths are 2.56 Å. In the third Pd site, Pd(3) is bonded in a 8-coordinate geometry to four equivalent La(1) and four equivalent Ge(2) atoms. All Pd(3)-Ge(2) bond lengths are 2.56 Å. There are two inequivalent Ge sites. In the first Ge site, Ge(1) is bonded in a 9-coordinate geometry to four equivalent La(1), two equivalent Pt(1), two equivalent Pd(2), and one Ge(2) atom. The Ge(1)-Ge(2) bond length is 2.56 Å. In the second Ge site, Ge(2) is bonded in a 9-coordinate geometry to four equivalent La(1), two equivalent Pd(1), two equivalent Pd(3), and one Ge(1) atom.