V3ZnP3O13 crystallizes in the monoclinic P2_1/m space group. There are three inequivalent V sites. In the first V site, V(1) is bonded to one O(1), one O(5), one O(6), one O(9), and two equivalent O(8) atoms to form distorted VO6 octahedra that share corners with two equivalent V(3)O6 octahedra,  a cornercorner with one V(2)O5 square pyramid, corners with three equivalent Zn(1)O5 square pyramids,  a cornercorner with one P(1)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, and  an edgeedge with one P(3)O4 tetrahedra. The corner-sharing octahedral tilt angles are 54°. In the second V site, V(2) is bonded to one O(1), one O(3), one O(7), and two equivalent O(2) atoms to form VO5 square pyramids that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra, and corners with three equivalent P(1)O4 tetrahedra. The corner-sharing octahedral tilt angles are 57°. In the third V site, V(3) is bonded to two equivalent O(10), two equivalent O(4), and two equivalent O(6) atoms to form VO6 octahedra that share corners with two equivalent V(1)O6 octahedra, corners with two equivalent Zn(1)O5 square pyramids, corners with two equivalent P(2)O4 tetrahedra, corners with two equivalent P(3)O4 tetrahedra, and edges with two equivalent V(3)O6 octahedra. The corner-sharing octahedral tilt angles are 54°. Zn(1) is bonded to one O(9), two equivalent O(4), and two equivalent O(8) atoms to form distorted ZnO5 square pyramids that share corners with two equivalent V(3)O6 octahedra, corners with three equivalent V(1)O6 octahedra, corners with three equivalent P(3)O4 tetrahedra, and  an edgeedge with one P(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 48-59°. There are three inequivalent P sites. In the first P site, P(1) is bonded to one O(5), one O(7), and two equivalent O(2) atoms to form PO4 tetrahedra that share  a cornercorner with one V(1)O6 octahedra and corners with three equivalent V(2)O5 square pyramids. The corner-sharing octahedral tilt angles are 34°. In the second P site, P(2) is bonded to one O(10), one O(3), and two equivalent O(8) atoms to form PO4 tetrahedra that share corners with two equivalent V(1)O6 octahedra, corners with two equivalent V(3)O6 octahedra,  a cornercorner with one V(2)O5 square pyramid, and  an edgeedge with one Zn(1)O5 square pyramid. The corner-sharing octahedral tilt angles range from 48-52°. In the third P site, P(3) is bonded to one O(1), one O(9), and two equivalent O(4) atoms to form PO4 tetrahedra that share corners with two equivalent V(3)O6 octahedra,  a cornercorner with one V(2)O5 square pyramid, corners with three equivalent Zn(1)O5 square pyramids, and  an edgeedge with one V(1)O6 octahedra. The corner-sharing octahedral tilt angles are 53°. There are ten inequivalent O sites. In the first O site, O(10) is bonded in a distorted trigonal planar geometry to two equivalent V(3) and one P(2) atom. In the second O site, O(1) is bonded in a 3-coordinate geometry to one V(1), one V(2), and one P(3) atom. In the third O site, O(2) is bonded in a distorted bent 150 degrees geometry to one V(2) and one P(1) atom. In the fourth O site, O(3) is bonded in a distorted linear geometry to one V(2) and one P(2) atom. In the fifth O site, O(4) is bonded in a distorted trigonal planar geometry to one V(3), one Zn(1), and one P(3) atom. In the sixth O site, O(5) is bonded in a bent 150 degrees geometry to one V(1) and one P(1) atom. In the seventh O site, O(6) is bonded in a trigonal planar geometry to one V(1) and two equivalent V(3) atoms. In the eighth O site, O(7) is bonded in a bent 150 degrees geometry to one V(2) and one P(1) atom. In the ninth O site, O(8) is bonded in a distorted trigonal planar geometry to one V(1), one Zn(1), and one P(2) atom. In the tenth O site, O(9) is bonded in a 3-coordinate geometry to one V(1), one Zn(1), and one P(3) atom.
V3ZnP3O13 crystallizes in the monoclinic P2_1/m space group. There are three inequivalent V sites. In the first V site, V(1) is bonded to one O(1), one O(5), one O(6), one O(9), and two equivalent O(8) atoms to form distorted VO6 octahedra that share corners with two equivalent V(3)O6 octahedra,  a cornercorner with one V(2)O5 square pyramid, corners with three equivalent Zn(1)O5 square pyramids,  a cornercorner with one P(1)O4 tetrahedra, corners with two equivalent P(2)O4 tetrahedra, and  an edgeedge with one P(3)O4 tetrahedra. The corner-sharing octahedral tilt angles are 54°. The V(1)-O(1) bond length is 2.13 Å. The V(1)-O(5) bond length is 1.96 Å. The V(1)-O(6) bond length is 2.00 Å. The V(1)-O(9) bond length is 2.12 Å. Both V(1)-O(8) bond lengths are 2.00 Å. In the second V site, V(2) is bonded to one O(1), one O(3), one O(7), and two equivalent O(2) atoms to form VO5 square pyramids that share  a cornercorner with one V(1)O6 octahedra,  a cornercorner with one P(2)O4 tetrahedra,  a cornercorner with one P(3)O4 tetrahedra, and corners with three equivalent P(1)O4 tetrahedra. The corner-sharing octahedral tilt angles are 57°. The V(2)-O(1) bond length is 2.07 Å. The V(2)-O(3) bond length is 2.08 Å. The V(2)-O(7) bond length is 1.92 Å. Both V(2)-O(2) bond lengths are 1.95 Å. In the third V site, V(3) is bonded to two equivalent O(10), two equivalent O(4), and two equivalent O(6) atoms to form VO6 octahedra that share corners with two equivalent V(1)O6 octahedra, corners with two equivalent Zn(1)O5 square pyramids, corners with two equivalent P(2)O4 tetrahedra, corners with two equivalent P(3)O4 tetrahedra, and edges with two equivalent V(3)O6 octahedra. The corner-sharing octahedral tilt angles are 54°. Both V(3)-O(10) bond lengths are 2.13 Å. Both V(3)-O(4) bond lengths are 2.09 Å. Both V(3)-O(6) bond lengths are 2.00 Å. Zn(1) is bonded to one O(9), two equivalent O(4), and two equivalent O(8) atoms to form distorted ZnO5 square pyramids that share corners with two equivalent V(3)O6 octahedra, corners with three equivalent V(1)O6 octahedra, corners with three equivalent P(3)O4 tetrahedra, and  an edgeedge with one P(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 48-59°. The Zn(1)-O(9) bond length is 1.97 Å. Both Zn(1)-O(4) bond lengths are 2.36 Å. Both Zn(1)-O(8) bond lengths are 2.18 Å. There are three inequivalent P sites. In the first P site, P(1) is bonded to one O(5), one O(7), and two equivalent O(2) atoms to form PO4 tetrahedra that share  a cornercorner with one V(1)O6 octahedra and corners with three equivalent V(2)O5 square pyramids. The corner-sharing octahedral tilt angles are 34°. The P(1)-O(5) bond length is 1.54 Å. The P(1)-O(7) bond length is 1.55 Å. Both P(1)-O(2) bond lengths are 1.55 Å. In the second P site, P(2) is bonded to one O(10), one O(3), and two equivalent O(8) atoms to form PO4 tetrahedra that share corners with two equivalent V(1)O6 octahedra, corners with two equivalent V(3)O6 octahedra,  a cornercorner with one V(2)O5 square pyramid, and  an edgeedge with one Zn(1)O5 square pyramid. The corner-sharing octahedral tilt angles range from 48-52°. The P(2)-O(10) bond length is 1.57 Å. The P(2)-O(3) bond length is 1.50 Å. Both P(2)-O(8) bond lengths are 1.57 Å. In the third P site, P(3) is bonded to one O(1), one O(9), and two equivalent O(4) atoms to form PO4 tetrahedra that share corners with two equivalent V(3)O6 octahedra,  a cornercorner with one V(2)O5 square pyramid, corners with three equivalent Zn(1)O5 square pyramids, and  an edgeedge with one V(1)O6 octahedra. The corner-sharing octahedral tilt angles are 53°. The P(3)-O(1) bond length is 1.53 Å. The P(3)-O(9) bond length is 1.57 Å. Both P(3)-O(4) bond lengths are 1.56 Å. There are ten inequivalent O sites. In the first O site, O(10) is bonded in a distorted trigonal planar geometry to two equivalent V(3) and one P(2) atom. In the second O site, O(1) is bonded in a 3-coordinate geometry to one V(1), one V(2), and one P(3) atom. In the third O site, O(2) is bonded in a distorted bent 150 degrees geometry to one V(2) and one P(1) atom. In the fourth O site, O(3) is bonded in a distorted linear geometry to one V(2) and one P(2) atom. In the fifth O site, O(4) is bonded in a distorted trigonal planar geometry to one V(3), one Zn(1), and one P(3) atom. In the sixth O site, O(5) is bonded in a bent 150 degrees geometry to one V(1) and one P(1) atom. In the seventh O site, O(6) is bonded in a trigonal planar geometry to one V(1) and two equivalent V(3) atoms. In the eighth O site, O(7) is bonded in a bent 150 degrees geometry to one V(2) and one P(1) atom. In the ninth O site, O(8) is bonded in a distorted trigonal planar geometry to one V(1), one Zn(1), and one P(2) atom. In the tenth O site, O(9) is bonded in a 3-coordinate geometry to one V(1), one Zn(1), and one P(3) atom.