ZrTi(PbO3)2 crystallizes in the triclinic P1 space group. Zr(1) is bonded to one O(3), one O(4), two equivalent O(1), and two equivalent O(5) atoms to form corner-sharing ZrO6 octahedra. The corner-sharing octahedral tilt angles range from 11-14°. Ti(1) is bonded in a 6-coordinate geometry to one O(3), one O(4), two equivalent O(2), and two equivalent O(6) atoms. There are two inequivalent Pb sites. In the first Pb site, Pb(1) is bonded in a 3-coordinate geometry to one O(2), one O(3), and one O(6) atom. In the second Pb site, Pb(2) is bonded in a 3-coordinate geometry to one O(1), one O(4), and one O(5) atom. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to two equivalent Zr(1) and one Pb(2) atom. In the second O site, O(2) is bonded in a 1-coordinate geometry to two equivalent Ti(1) and one Pb(1) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Zr(1), one Ti(1), and one Pb(1) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Zr(1), one Ti(1), and one Pb(2) atom. In the fifth O site, O(5) is bonded in a distorted T-shaped geometry to two equivalent Zr(1) and one Pb(2) atom. In the sixth O site, O(6) is bonded in a distorted single-bond geometry to two equivalent Ti(1) and one Pb(1) atom.
ZrTi(PbO3)2 crystallizes in the triclinic P1 space group. Zr(1) is bonded to one O(3), one O(4), two equivalent O(1), and two equivalent O(5) atoms to form corner-sharing ZrO6 octahedra. The corner-sharing octahedral tilt angles range from 11-14°. The Zr(1)-O(3) bond length is 2.08 Å. The Zr(1)-O(4) bond length is 2.22 Å. There is one shorter (2.05 Å) and one longer (2.15 Å) Zr(1)-O(1) bond length. There is one shorter (2.03 Å) and one longer (2.22 Å) Zr(1)-O(5) bond length. Ti(1) is bonded in a 6-coordinate geometry to one O(3), one O(4), two equivalent O(2), and two equivalent O(6) atoms. The Ti(1)-O(3) bond length is 2.03 Å. The Ti(1)-O(4) bond length is 1.89 Å. There is one shorter (1.86 Å) and one longer (2.35 Å) Ti(1)-O(2) bond length. There is one shorter (1.83 Å) and one longer (2.43 Å) Ti(1)-O(6) bond length. There are two inequivalent Pb sites. In the first Pb site, Pb(1) is bonded in a 3-coordinate geometry to one O(2), one O(3), and one O(6) atom. The Pb(1)-O(2) bond length is 2.42 Å. The Pb(1)-O(3) bond length is 2.45 Å. The Pb(1)-O(6) bond length is 2.49 Å. In the second Pb site, Pb(2) is bonded in a 3-coordinate geometry to one O(1), one O(4), and one O(5) atom. The Pb(2)-O(1) bond length is 2.48 Å. The Pb(2)-O(4) bond length is 2.45 Å. The Pb(2)-O(5) bond length is 2.54 Å. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 3-coordinate geometry to two equivalent Zr(1) and one Pb(2) atom. In the second O site, O(2) is bonded in a 1-coordinate geometry to two equivalent Ti(1) and one Pb(1) atom. In the third O site, O(3) is bonded in a 3-coordinate geometry to one Zr(1), one Ti(1), and one Pb(1) atom. In the fourth O site, O(4) is bonded in a 3-coordinate geometry to one Zr(1), one Ti(1), and one Pb(2) atom. In the fifth O site, O(5) is bonded in a distorted T-shaped geometry to two equivalent Zr(1) and one Pb(2) atom. In the sixth O site, O(6) is bonded in a distorted single-bond geometry to two equivalent Ti(1) and one Pb(1) atom.