Pb5(VO4)3OH crystallizes in the hexagonal P6_3 space group. V(1) is bonded to one O(1), one O(2), one O(3), and one O(4) atom to form VO4 tetrahedra that share corners with three equivalent Pb(3)O6 pentagonal pyramids and  an edgeedge with one Pb(3)O6 pentagonal pyramid. There are three inequivalent Pb sites. In the first Pb site, Pb(1) is bonded in a 6-coordinate geometry to three equivalent O(1) and three equivalent O(2) atoms. In the second Pb site, Pb(2) is bonded in a 6-coordinate geometry to three equivalent O(1) and three equivalent O(2) atoms. In the third Pb site, Pb(3) is bonded to one O(2), one O(5), two equivalent O(3), and two equivalent O(4) atoms to form distorted PbO6 pentagonal pyramids that share corners with six equivalent Pb(3)O6 pentagonal pyramids, corners with three equivalent V(1)O4 tetrahedra, and  an edgeedge with one V(1)O4 tetrahedra. H(1) is bonded in a single-bond geometry to one O(5) atom. There are five inequivalent O sites. In the first O site, O(4) is bonded in a distorted single-bond geometry to one V(1) and two equivalent Pb(3) atoms. In the second O site, O(5) is bonded in a single-bond geometry to three equivalent Pb(3) and one H(1) atom. In the third O site, O(1) is bonded in a distorted single-bond geometry to one V(1), one Pb(1), and one Pb(2) atom. In the fourth O site, O(2) is bonded in a distorted single-bond geometry to one V(1), one Pb(1), one Pb(2), and one Pb(3) atom. In the fifth O site, O(3) is bonded in a distorted single-bond geometry to one V(1) and two equivalent Pb(3) atoms.
Pb5(VO4)3OH crystallizes in the hexagonal P6_3 space group. V(1) is bonded to one O(1), one O(2), one O(3), and one O(4) atom to form VO4 tetrahedra that share corners with three equivalent Pb(3)O6 pentagonal pyramids and  an edgeedge with one Pb(3)O6 pentagonal pyramid. The V(1)-O(1) bond length is 1.75 Å. The V(1)-O(2) bond length is 1.76 Å. The V(1)-O(3) bond length is 1.74 Å. The V(1)-O(4) bond length is 1.74 Å. There are three inequivalent Pb sites. In the first Pb site, Pb(1) is bonded in a 6-coordinate geometry to three equivalent O(1) and three equivalent O(2) atoms. All Pb(1)-O(1) bond lengths are 2.59 Å. All Pb(1)-O(2) bond lengths are 2.73 Å. In the second Pb site, Pb(2) is bonded in a 6-coordinate geometry to three equivalent O(1) and three equivalent O(2) atoms. All Pb(2)-O(1) bond lengths are 2.53 Å. All Pb(2)-O(2) bond lengths are 2.72 Å. In the third Pb site, Pb(3) is bonded to one O(2), one O(5), two equivalent O(3), and two equivalent O(4) atoms to form distorted PbO6 pentagonal pyramids that share corners with six equivalent Pb(3)O6 pentagonal pyramids, corners with three equivalent V(1)O4 tetrahedra, and  an edgeedge with one V(1)O4 tetrahedra. The Pb(3)-O(2) bond length is 2.51 Å. The Pb(3)-O(5) bond length is 2.60 Å. There is one shorter (2.55 Å) and one longer (2.63 Å) Pb(3)-O(3) bond length. There is one shorter (2.56 Å) and one longer (2.68 Å) Pb(3)-O(4) bond length. H(1) is bonded in a single-bond geometry to one O(5) atom. The H(1)-O(5) bond length is 0.98 Å. There are five inequivalent O sites. In the first O site, O(4) is bonded in a distorted single-bond geometry to one V(1) and two equivalent Pb(3) atoms. In the second O site, O(5) is bonded in a single-bond geometry to three equivalent Pb(3) and one H(1) atom. In the third O site, O(1) is bonded in a distorted single-bond geometry to one V(1), one Pb(1), and one Pb(2) atom. In the fourth O site, O(2) is bonded in a distorted single-bond geometry to one V(1), one Pb(1), one Pb(2), and one Pb(3) atom. In the fifth O site, O(3) is bonded in a distorted single-bond geometry to one V(1) and two equivalent Pb(3) atoms.