PrZn(WO3)2 crystallizes in the monoclinic Pc space group. Pr(1) is bonded in a 8-coordinate geometry to one O(1), one O(2), one O(3), one O(6), two equivalent O(4), and two equivalent O(5) atoms. There are two inequivalent W sites. In the first W site, W(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form corner-sharing WO6 octahedra. The corner-sharing octahedral tilt angles range from 33-42°. In the second W site, W(2) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form corner-sharing WO6 octahedra. The corner-sharing octahedral tilt angles range from 33-42°. Zn(1) is bonded in a 3-coordinate geometry to one O(1), one O(4), one O(5), and one O(6) atom. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to one Pr(1), one W(1), one W(2), and one Zn(1) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Pr(1), one W(1), and one W(2) atom. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one Pr(1), one W(1), and one W(2) atom. In the fourth O site, O(4) is bonded in a 5-coordinate geometry to two equivalent Pr(1), one W(1), one W(2), and one Zn(1) atom. In the fifth O site, O(5) is bonded in a 5-coordinate geometry to two equivalent Pr(1), one W(1), one W(2), and one Zn(1) atom. In the sixth O site, O(6) is bonded in a distorted trigonal pyramidal geometry to one Pr(1), one W(1), one W(2), and one Zn(1) atom.
PrZn(WO3)2 crystallizes in the monoclinic Pc space group. Pr(1) is bonded in a 8-coordinate geometry to one O(1), one O(2), one O(3), one O(6), two equivalent O(4), and two equivalent O(5) atoms. The Pr(1)-O(1) bond length is 2.32 Å. The Pr(1)-O(2) bond length is 2.32 Å. The Pr(1)-O(3) bond length is 2.31 Å. The Pr(1)-O(6) bond length is 2.55 Å. There is one shorter (2.68 Å) and one longer (2.89 Å) Pr(1)-O(4) bond length. There is one shorter (2.63 Å) and one longer (2.97 Å) Pr(1)-O(5) bond length. There are two inequivalent W sites. In the first W site, W(1) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form corner-sharing WO6 octahedra. The corner-sharing octahedral tilt angles range from 33-42°. The W(1)-O(1) bond length is 2.10 Å. The W(1)-O(2) bond length is 2.02 Å. The W(1)-O(3) bond length is 2.06 Å. The W(1)-O(4) bond length is 2.17 Å. The W(1)-O(5) bond length is 2.16 Å. The W(1)-O(6) bond length is 2.13 Å. In the second W site, W(2) is bonded to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom to form corner-sharing WO6 octahedra. The corner-sharing octahedral tilt angles range from 33-42°. The W(2)-O(1) bond length is 2.17 Å. The W(2)-O(2) bond length is 2.13 Å. The W(2)-O(3) bond length is 2.12 Å. The W(2)-O(4) bond length is 2.23 Å. The W(2)-O(5) bond length is 2.26 Å. The W(2)-O(6) bond length is 2.21 Å. Zn(1) is bonded in a 3-coordinate geometry to one O(1), one O(4), one O(5), and one O(6) atom. The Zn(1)-O(1) bond length is 2.54 Å. The Zn(1)-O(4) bond length is 2.00 Å. The Zn(1)-O(5) bond length is 2.02 Å. The Zn(1)-O(6) bond length is 1.97 Å. There are six inequivalent O sites. In the first O site, O(1) is bonded in a 4-coordinate geometry to one Pr(1), one W(1), one W(2), and one Zn(1) atom. In the second O site, O(2) is bonded in a distorted trigonal planar geometry to one Pr(1), one W(1), and one W(2) atom. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one Pr(1), one W(1), and one W(2) atom. In the fourth O site, O(4) is bonded in a 5-coordinate geometry to two equivalent Pr(1), one W(1), one W(2), and one Zn(1) atom. In the fifth O site, O(5) is bonded in a 5-coordinate geometry to two equivalent Pr(1), one W(1), one W(2), and one Zn(1) atom. In the sixth O site, O(6) is bonded in a distorted trigonal pyramidal geometry to one Pr(1), one W(1), one W(2), and one Zn(1) atom.