CuZnBiO5 crystallizes in the monoclinic P2_1/c space group. Cu(1) is bonded to one O(1), one O(2), one O(3), and one O(5) atom to form distorted CuO4 trigonal pyramids that share corners with two equivalent Bi(1)O6 octahedra, corners with four equivalent Zn(1)O6 pentagonal pyramids, and  an edgeedge with one Bi(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 57-66°. Zn(1) is bonded to one O(1), one O(2), one O(3), one O(5), and two equivalent O(4) atoms to form distorted ZnO6 pentagonal pyramids that share corners with two equivalent Bi(1)O6 octahedra, corners with four equivalent Cu(1)O4 trigonal pyramids, edges with three equivalent Bi(1)O6 octahedra, and  an edgeedge with one Zn(1)O6 pentagonal pyramid. The corner-sharing octahedral tilt angles range from 34-35°. Bi(1) is bonded to one O(1), one O(2), one O(3), one O(5), and two equivalent O(4) atoms to form distorted BiO6 octahedra that share corners with two equivalent Zn(1)O6 pentagonal pyramids, corners with two equivalent Cu(1)O4 trigonal pyramids,  an edgeedge with one Bi(1)O6 octahedra, edges with three equivalent Zn(1)O6 pentagonal pyramids, and  an edgeedge with one Cu(1)O4 trigonal pyramid. There are five inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal non-coplanar geometry to one Cu(1), one Zn(1), and one Bi(1) atom. In the second O site, O(2) is bonded in a trigonal non-coplanar geometry to one Cu(1), one Zn(1), and one Bi(1) atom. In the third O site, O(3) is bonded in a distorted trigonal non-coplanar geometry to one Cu(1), one Zn(1), and one Bi(1) atom. In the fourth O site, O(4) is bonded to two equivalent Zn(1) and two equivalent Bi(1) atoms to form distorted edge-sharing OZn2Bi2 trigonal pyramids. In the fifth O site, O(5) is bonded in a distorted trigonal non-coplanar geometry to one Cu(1), one Zn(1), and one Bi(1) atom.
CuZnBiO5 crystallizes in the monoclinic P2_1/c space group. Cu(1) is bonded to one O(1), one O(2), one O(3), and one O(5) atom to form distorted CuO4 trigonal pyramids that share corners with two equivalent Bi(1)O6 octahedra, corners with four equivalent Zn(1)O6 pentagonal pyramids, and  an edgeedge with one Bi(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 57-66°. The Cu(1)-O(1) bond length is 1.87 Å. The Cu(1)-O(2) bond length is 1.86 Å. The Cu(1)-O(3) bond length is 1.90 Å. The Cu(1)-O(5) bond length is 1.83 Å. Zn(1) is bonded to one O(1), one O(2), one O(3), one O(5), and two equivalent O(4) atoms to form distorted ZnO6 pentagonal pyramids that share corners with two equivalent Bi(1)O6 octahedra, corners with four equivalent Cu(1)O4 trigonal pyramids, edges with three equivalent Bi(1)O6 octahedra, and  an edgeedge with one Zn(1)O6 pentagonal pyramid. The corner-sharing octahedral tilt angles range from 34-35°. The Zn(1)-O(1) bond length is 2.09 Å. The Zn(1)-O(2) bond length is 2.16 Å. The Zn(1)-O(3) bond length is 2.13 Å. The Zn(1)-O(5) bond length is 2.05 Å. There is one shorter (2.12 Å) and one longer (2.28 Å) Zn(1)-O(4) bond length. Bi(1) is bonded to one O(1), one O(2), one O(3), one O(5), and two equivalent O(4) atoms to form distorted BiO6 octahedra that share corners with two equivalent Zn(1)O6 pentagonal pyramids, corners with two equivalent Cu(1)O4 trigonal pyramids,  an edgeedge with one Bi(1)O6 octahedra, edges with three equivalent Zn(1)O6 pentagonal pyramids, and  an edgeedge with one Cu(1)O4 trigonal pyramid. The Bi(1)-O(1) bond length is 2.18 Å. The Bi(1)-O(2) bond length is 2.14 Å. The Bi(1)-O(3) bond length is 2.16 Å. The Bi(1)-O(5) bond length is 2.17 Å. There is one shorter (2.19 Å) and one longer (2.22 Å) Bi(1)-O(4) bond length. There are five inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal non-coplanar geometry to one Cu(1), one Zn(1), and one Bi(1) atom. In the second O site, O(2) is bonded in a trigonal non-coplanar geometry to one Cu(1), one Zn(1), and one Bi(1) atom. In the third O site, O(3) is bonded in a distorted trigonal non-coplanar geometry to one Cu(1), one Zn(1), and one Bi(1) atom. In the fourth O site, O(4) is bonded to two equivalent Zn(1) and two equivalent Bi(1) atoms to form distorted edge-sharing OZn2Bi2 trigonal pyramids. In the fifth O site, O(5) is bonded in a distorted trigonal non-coplanar geometry to one Cu(1), one Zn(1), and one Bi(1) atom.