ZnV2O4 is Spinel-like structured and crystallizes in the monoclinic Cm space group. There are nine inequivalent V sites. In the first V site, V(1) is bonded to one O(1), one O(2), one O(3), one O(5), one O(7), and one O(8) atom to form VO6 octahedra that share  a cornercorner with one V(2)O4 tetrahedra,  a cornercorner with one V(9)O4 tetrahedra, corners with two equivalent V(7)O4 tetrahedra, corners with two equivalent Zn(1)O4 tetrahedra,  an edgeedge with one V(3)O6 octahedra,  an edgeedge with one Zn(2)O6 octahedra, edges with two equivalent V(1)O6 octahedra, and edges with two equivalent Zn(3)O6 octahedra. In the second V site, V(2) is bonded to one O(2), one O(9), and two equivalent O(4) atoms to form VO4 tetrahedra that share  a cornercorner with one Zn(3)O6 octahedra, corners with two equivalent V(1)O6 octahedra, corners with two equivalent Zn(5)O6 octahedra, corners with three equivalent Zn(2)O6 octahedra, and corners with four equivalent V(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-58°. In the third V site, V(3) is bonded to one O(16), one O(3), two equivalent O(1), and two equivalent O(17) atoms to form VO6 octahedra that share corners with three equivalent V(9)O4 tetrahedra, corners with three equivalent Zn(1)O4 tetrahedra,  an edgeedge with one Zn(3)O6 octahedra,  an edgeedge with one Zn(6)O6 octahedra, edges with two equivalent V(1)O6 octahedra, and edges with two equivalent V(6)O6 octahedra. In the fourth V site, V(4) is bonded to one O(11), one O(12), one O(14), one O(4), one O(6), and one O(9) atom to form VO6 octahedra that share  a cornercorner with one V(5)O4 tetrahedra,  a cornercorner with one V(7)O4 tetrahedra, corners with two equivalent V(2)O4 tetrahedra, corners with two equivalent V(8)O4 tetrahedra,  an edgeedge with one Zn(2)O6 octahedra,  an edgeedge with one Zn(4)O6 octahedra, edges with two equivalent V(4)O6 octahedra, and edges with two equivalent Zn(5)O6 octahedra. In the fifth V site, V(5) is bonded to one O(15), one O(6), and two equivalent O(10) atoms to form VO4 tetrahedra that share  a cornercorner with one Zn(5)O6 octahedra, corners with two equivalent V(4)O6 octahedra, corners with two equivalent Zn(6)O6 octahedra, corners with three equivalent Zn(4)O6 octahedra, and corners with four equivalent V(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-59°. In the sixth V site, V(6) is bonded to one O(10), one O(13), one O(15), one O(16), one O(17), and one O(18) atom to form VO6 octahedra that share  a cornercorner with one V(8)O4 tetrahedra,  a cornercorner with one Zn(1)O4 tetrahedra, corners with two equivalent V(5)O4 tetrahedra, corners with two equivalent V(9)O4 tetrahedra,  an edgeedge with one V(3)O6 octahedra,  an edgeedge with one Zn(4)O6 octahedra, edges with two equivalent V(6)O6 octahedra, and edges with two equivalent Zn(6)O6 octahedra. In the seventh V site, V(7) is bonded to one O(14), one O(5), and two equivalent O(7) atoms to form VO4 tetrahedra that share  a cornercorner with one Zn(5)O6 octahedra, corners with two equivalent V(4)O6 octahedra, corners with two equivalent Zn(3)O6 octahedra, corners with three equivalent Zn(2)O6 octahedra, and corners with four equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 55-59°. In the eighth V site, V(8) is bonded to one O(11), one O(18), and two equivalent O(12) atoms to form VO4 tetrahedra that share  a cornercorner with one Zn(6)O6 octahedra, corners with two equivalent V(6)O6 octahedra, corners with two equivalent Zn(5)O6 octahedra, corners with three equivalent Zn(4)O6 octahedra, and corners with four equivalent V(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 55-58°. In the ninth V site, V(9) is bonded to one O(16), one O(8), and two equivalent O(17) atoms to form VO4 tetrahedra that share  a cornercorner with one Zn(3)O6 octahedra, corners with two equivalent V(1)O6 octahedra, corners with two equivalent Zn(6)O6 octahedra, corners with three equivalent V(3)O6 octahedra, and corners with four equivalent V(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-59°. There are six inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to one O(13), one O(3), and two equivalent O(1) atoms to form ZnO4 tetrahedra that share  a cornercorner with one Zn(6)O6 octahedra, corners with two equivalent V(6)O6 octahedra, corners with two equivalent Zn(3)O6 octahedra, corners with three equivalent V(3)O6 octahedra, and corners with four equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-59°. In the second Zn site, Zn(2) is bonded to one O(5), one O(9), two equivalent O(4), and two equivalent O(7) atoms to form ZnO6 octahedra that share corners with three equivalent V(2)O4 tetrahedra, corners with three equivalent V(7)O4 tetrahedra,  an edgeedge with one Zn(3)O6 octahedra,  an edgeedge with one Zn(5)O6 octahedra, edges with two equivalent V(1)O6 octahedra, and edges with two equivalent V(4)O6 octahedra. In the third Zn site, Zn(3) is bonded to one O(2), one O(8), two equivalent O(1), and two equivalent O(7) atoms to form ZnO6 octahedra that share  a cornercorner with one V(2)O4 tetrahedra,  a cornercorner with one V(9)O4 tetrahedra, corners with two equivalent V(7)O4 tetrahedra, corners with two equivalent Zn(1)O4 tetrahedra,  an edgeedge with one V(3)O6 octahedra,  an edgeedge with one Zn(2)O6 octahedra, and edges with four equivalent V(1)O6 octahedra. In the fourth Zn site, Zn(4) is bonded to one O(11), one O(15), two equivalent O(10), and two equivalent O(12) atoms to form ZnO6 octahedra that share corners with three equivalent V(5)O4 tetrahedra, corners with three equivalent V(8)O4 tetrahedra,  an edgeedge with one Zn(5)O6 octahedra,  an edgeedge with one Zn(6)O6 octahedra, edges with two equivalent V(4)O6 octahedra, and edges with two equivalent V(6)O6 octahedra. In the fifth Zn site, Zn(5) is bonded to one O(14), one O(6), two equivalent O(12), and two equivalent O(4) atoms to form ZnO6 octahedra that share  a cornercorner with one V(5)O4 tetrahedra,  a cornercorner with one V(7)O4 tetrahedra, corners with two equivalent V(2)O4 tetrahedra, corners with two equivalent V(8)O4 tetrahedra,  an edgeedge with one Zn(2)O6 octahedra,  an edgeedge with one Zn(4)O6 octahedra, and edges with four equivalent V(4)O6 octahedra. In the sixth Zn site, Zn(6) is bonded to one O(13), one O(18), two equivalent O(10), and two equivalent O(17) atoms to form ZnO6 octahedra that share  a cornercorner with one V(8)O4 tetrahedra,  a cornercorner with one Zn(1)O4 tetrahedra, corners with two equivalent V(5)O4 tetrahedra, corners with two equivalent V(9)O4 tetrahedra,  an edgeedge with one V(3)O6 octahedra,  an edgeedge with one Zn(4)O6 octahedra, and edges with four equivalent V(6)O6 octahedra. There are eighteen inequivalent O sites. In the first O site, O(1) is bonded in a rectangular see-saw-like geometry to one V(1), one V(3), one Zn(1), and one Zn(3) atom. In the second O site, O(2) is bonded in a rectangular see-saw-like geometry to one V(2), two equivalent V(1), and one Zn(3) atom. In the third O site, O(3) is bonded to one V(3), two equivalent V(1), and one Zn(1) atom to form distorted corner-sharing OV3Zn trigonal pyramids. In the fourth O site, O(4) is bonded in a distorted rectangular see-saw-like geometry to one V(2), one V(4), one Zn(2), and one Zn(5) atom. In the fifth O site, O(5) is bonded in a rectangular see-saw-like geometry to one V(7), two equivalent V(1), and one Zn(2) atom. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one V(5), two equivalent V(4), and one Zn(5) atom. In the seventh O site, O(7) is bonded in a rectangular see-saw-like geometry to one V(1), one V(7), one Zn(2), and one Zn(3) atom. In the eighth O site, O(8) is bonded in a rectangular see-saw-like geometry to one V(9), two equivalent V(1), and one Zn(3) atom. In the ninth O site, O(9) is bonded in a rectangular see-saw-like geometry to one V(2), two equivalent V(4), and one Zn(2) atom. In the tenth O site, O(10) is bonded in a rectangular see-saw-like geometry to one V(5), one V(6), one Zn(4), and one Zn(6) atom. In the eleventh O site, O(11) is bonded in a rectangular see-saw-like geometry to one V(8), two equivalent V(4), and one Zn(4) atom. In the twelfth O site, O(12) is bonded in a rectangular see-saw-like geometry to one V(4), one V(8), one Zn(4), and one Zn(5) atom. In the thirteenth O site, O(13) is bonded in a rectangular see-saw-like geometry to two equivalent V(6), one Zn(1), and one Zn(6) atom. In the fourteenth O site, O(14) is bonded in a rectangular see-saw-like geometry to one V(7), two equivalent V(4), and one Zn(5) atom. In the fifteenth O site, O(15) is bonded in a rectangular see-saw-like geometry to one V(5), two equivalent V(6), and one Zn(4) atom. In the sixteenth O site, O(16) is bonded to one V(3), one V(9), and two equivalent V(6) atoms to form distorted corner-sharing OV4 trigonal pyramids. In the seventeenth O site, O(17) is bonded in a rectangular see-saw-like geometry to one V(3), one V(6), one V(9), and one Zn(6) atom. In the eighteenth O site, O(18) is bonded in a rectangular see-saw-like geometry to one V(8), two equivalent V(6), and one Zn(6) atom.
ZnV2O4 is Spinel-like structured and crystallizes in the monoclinic Cm space group. There are nine inequivalent V sites. In the first V site, V(1) is bonded to one O(1), one O(2), one O(3), one O(5), one O(7), and one O(8) atom to form VO6 octahedra that share  a cornercorner with one V(2)O4 tetrahedra,  a cornercorner with one V(9)O4 tetrahedra, corners with two equivalent V(7)O4 tetrahedra, corners with two equivalent Zn(1)O4 tetrahedra,  an edgeedge with one V(3)O6 octahedra,  an edgeedge with one Zn(2)O6 octahedra, edges with two equivalent V(1)O6 octahedra, and edges with two equivalent Zn(3)O6 octahedra. The V(1)-O(1) bond length is 2.06 Å. The V(1)-O(2) bond length is 2.08 Å. The V(1)-O(3) bond length is 2.06 Å. The V(1)-O(5) bond length is 2.05 Å. The V(1)-O(7) bond length is 2.04 Å. The V(1)-O(8) bond length is 2.08 Å. In the second V site, V(2) is bonded to one O(2), one O(9), and two equivalent O(4) atoms to form VO4 tetrahedra that share  a cornercorner with one Zn(3)O6 octahedra, corners with two equivalent V(1)O6 octahedra, corners with two equivalent Zn(5)O6 octahedra, corners with three equivalent Zn(2)O6 octahedra, and corners with four equivalent V(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-58°. The V(2)-O(2) bond length is 1.95 Å. The V(2)-O(9) bond length is 1.96 Å. Both V(2)-O(4) bond lengths are 1.94 Å. In the third V site, V(3) is bonded to one O(16), one O(3), two equivalent O(1), and two equivalent O(17) atoms to form VO6 octahedra that share corners with three equivalent V(9)O4 tetrahedra, corners with three equivalent Zn(1)O4 tetrahedra,  an edgeedge with one Zn(3)O6 octahedra,  an edgeedge with one Zn(6)O6 octahedra, edges with two equivalent V(1)O6 octahedra, and edges with two equivalent V(6)O6 octahedra. The V(3)-O(16) bond length is 2.11 Å. The V(3)-O(3) bond length is 2.07 Å. Both V(3)-O(1) bond lengths are 2.00 Å. Both V(3)-O(17) bond lengths are 2.09 Å. In the fourth V site, V(4) is bonded to one O(11), one O(12), one O(14), one O(4), one O(6), and one O(9) atom to form VO6 octahedra that share  a cornercorner with one V(5)O4 tetrahedra,  a cornercorner with one V(7)O4 tetrahedra, corners with two equivalent V(2)O4 tetrahedra, corners with two equivalent V(8)O4 tetrahedra,  an edgeedge with one Zn(2)O6 octahedra,  an edgeedge with one Zn(4)O6 octahedra, edges with two equivalent V(4)O6 octahedra, and edges with two equivalent Zn(5)O6 octahedra. The V(4)-O(11) bond length is 2.08 Å. The V(4)-O(12) bond length is 2.06 Å. The V(4)-O(14) bond length is 2.06 Å. The V(4)-O(4) bond length is 2.07 Å. The V(4)-O(6) bond length is 2.06 Å. The V(4)-O(9) bond length is 2.07 Å. In the fifth V site, V(5) is bonded to one O(15), one O(6), and two equivalent O(10) atoms to form VO4 tetrahedra that share  a cornercorner with one Zn(5)O6 octahedra, corners with two equivalent V(4)O6 octahedra, corners with two equivalent Zn(6)O6 octahedra, corners with three equivalent Zn(4)O6 octahedra, and corners with four equivalent V(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-59°. The V(5)-O(15) bond length is 1.96 Å. The V(5)-O(6) bond length is 1.96 Å. Both V(5)-O(10) bond lengths are 1.94 Å. In the sixth V site, V(6) is bonded to one O(10), one O(13), one O(15), one O(16), one O(17), and one O(18) atom to form VO6 octahedra that share  a cornercorner with one V(8)O4 tetrahedra,  a cornercorner with one Zn(1)O4 tetrahedra, corners with two equivalent V(5)O4 tetrahedra, corners with two equivalent V(9)O4 tetrahedra,  an edgeedge with one V(3)O6 octahedra,  an edgeedge with one Zn(4)O6 octahedra, edges with two equivalent V(6)O6 octahedra, and edges with two equivalent Zn(6)O6 octahedra. The V(6)-O(10) bond length is 2.06 Å. The V(6)-O(13) bond length is 2.02 Å. The V(6)-O(15) bond length is 2.07 Å. The V(6)-O(16) bond length is 2.09 Å. The V(6)-O(17) bond length is 2.08 Å. The V(6)-O(18) bond length is 2.06 Å. In the seventh V site, V(7) is bonded to one O(14), one O(5), and two equivalent O(7) atoms to form VO4 tetrahedra that share  a cornercorner with one Zn(5)O6 octahedra, corners with two equivalent V(4)O6 octahedra, corners with two equivalent Zn(3)O6 octahedra, corners with three equivalent Zn(2)O6 octahedra, and corners with four equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 55-59°. The V(7)-O(14) bond length is 1.99 Å. The V(7)-O(5) bond length is 1.97 Å. Both V(7)-O(7) bond lengths are 1.94 Å. In the eighth V site, V(8) is bonded to one O(11), one O(18), and two equivalent O(12) atoms to form VO4 tetrahedra that share  a cornercorner with one Zn(6)O6 octahedra, corners with two equivalent V(6)O6 octahedra, corners with two equivalent Zn(5)O6 octahedra, corners with three equivalent Zn(4)O6 octahedra, and corners with four equivalent V(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 55-58°. The V(8)-O(11) bond length is 1.97 Å. The V(8)-O(18) bond length is 1.99 Å. Both V(8)-O(12) bond lengths are 1.95 Å. In the ninth V site, V(9) is bonded to one O(16), one O(8), and two equivalent O(17) atoms to form VO4 tetrahedra that share  a cornercorner with one Zn(3)O6 octahedra, corners with two equivalent V(1)O6 octahedra, corners with two equivalent Zn(6)O6 octahedra, corners with three equivalent V(3)O6 octahedra, and corners with four equivalent V(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-59°. The V(9)-O(16) bond length is 2.00 Å. The V(9)-O(8) bond length is 1.93 Å. Both V(9)-O(17) bond lengths are 1.96 Å. There are six inequivalent Zn sites. In the first Zn site, Zn(1) is bonded to one O(13), one O(3), and two equivalent O(1) atoms to form ZnO4 tetrahedra that share  a cornercorner with one Zn(6)O6 octahedra, corners with two equivalent V(6)O6 octahedra, corners with two equivalent Zn(3)O6 octahedra, corners with three equivalent V(3)O6 octahedra, and corners with four equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-59°. The Zn(1)-O(13) bond length is 2.02 Å. The Zn(1)-O(3) bond length is 2.06 Å. Both Zn(1)-O(1) bond lengths are 1.99 Å. In the second Zn site, Zn(2) is bonded to one O(5), one O(9), two equivalent O(4), and two equivalent O(7) atoms to form ZnO6 octahedra that share corners with three equivalent V(2)O4 tetrahedra, corners with three equivalent V(7)O4 tetrahedra,  an edgeedge with one Zn(3)O6 octahedra,  an edgeedge with one Zn(5)O6 octahedra, edges with two equivalent V(1)O6 octahedra, and edges with two equivalent V(4)O6 octahedra. The Zn(2)-O(5) bond length is 2.21 Å. The Zn(2)-O(9) bond length is 2.18 Å. Both Zn(2)-O(4) bond lengths are 2.10 Å. Both Zn(2)-O(7) bond lengths are 2.11 Å. In the third Zn site, Zn(3) is bonded to one O(2), one O(8), two equivalent O(1), and two equivalent O(7) atoms to form ZnO6 octahedra that share  a cornercorner with one V(2)O4 tetrahedra,  a cornercorner with one V(9)O4 tetrahedra, corners with two equivalent V(7)O4 tetrahedra, corners with two equivalent Zn(1)O4 tetrahedra,  an edgeedge with one V(3)O6 octahedra,  an edgeedge with one Zn(2)O6 octahedra, and edges with four equivalent V(1)O6 octahedra. The Zn(3)-O(2) bond length is 2.19 Å. The Zn(3)-O(8) bond length is 2.16 Å. Both Zn(3)-O(1) bond lengths are 2.10 Å. Both Zn(3)-O(7) bond lengths are 2.11 Å. In the fourth Zn site, Zn(4) is bonded to one O(11), one O(15), two equivalent O(10), and two equivalent O(12) atoms to form ZnO6 octahedra that share corners with three equivalent V(5)O4 tetrahedra, corners with three equivalent V(8)O4 tetrahedra,  an edgeedge with one Zn(5)O6 octahedra,  an edgeedge with one Zn(6)O6 octahedra, edges with two equivalent V(4)O6 octahedra, and edges with two equivalent V(6)O6 octahedra. The Zn(4)-O(11) bond length is 2.17 Å. The Zn(4)-O(15) bond length is 2.21 Å. Both Zn(4)-O(10) bond lengths are 2.11 Å. Both Zn(4)-O(12) bond lengths are 2.10 Å. In the fifth Zn site, Zn(5) is bonded to one O(14), one O(6), two equivalent O(12), and two equivalent O(4) atoms to form ZnO6 octahedra that share  a cornercorner with one V(5)O4 tetrahedra,  a cornercorner with one V(7)O4 tetrahedra, corners with two equivalent V(2)O4 tetrahedra, corners with two equivalent V(8)O4 tetrahedra,  an edgeedge with one Zn(2)O6 octahedra,  an edgeedge with one Zn(4)O6 octahedra, and edges with four equivalent V(4)O6 octahedra. The Zn(5)-O(14) bond length is 2.19 Å. The Zn(5)-O(6) bond length is 2.20 Å. Both Zn(5)-O(12) bond lengths are 2.11 Å. Both Zn(5)-O(4) bond lengths are 2.09 Å. In the sixth Zn site, Zn(6) is bonded to one O(13), one O(18), two equivalent O(10), and two equivalent O(17) atoms to form ZnO6 octahedra that share  a cornercorner with one V(8)O4 tetrahedra,  a cornercorner with one Zn(1)O4 tetrahedra, corners with two equivalent V(5)O4 tetrahedra, corners with two equivalent V(9)O4 tetrahedra,  an edgeedge with one V(3)O6 octahedra,  an edgeedge with one Zn(4)O6 octahedra, and edges with four equivalent V(6)O6 octahedra. The Zn(6)-O(13) bond length is 2.12 Å. The Zn(6)-O(18) bond length is 2.19 Å. Both Zn(6)-O(10) bond lengths are 2.11 Å. Both Zn(6)-O(17) bond lengths are 2.13 Å. There are eighteen inequivalent O sites. In the first O site, O(1) is bonded in a rectangular see-saw-like geometry to one V(1), one V(3), one Zn(1), and one Zn(3) atom. In the second O site, O(2) is bonded in a rectangular see-saw-like geometry to one V(2), two equivalent V(1), and one Zn(3) atom. In the third O site, O(3) is bonded to one V(3), two equivalent V(1), and one Zn(1) atom to form distorted corner-sharing OV3Zn trigonal pyramids. In the fourth O site, O(4) is bonded in a distorted rectangular see-saw-like geometry to one V(2), one V(4), one Zn(2), and one Zn(5) atom. In the fifth O site, O(5) is bonded in a rectangular see-saw-like geometry to one V(7), two equivalent V(1), and one Zn(2) atom. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one V(5), two equivalent V(4), and one Zn(5) atom. In the seventh O site, O(7) is bonded in a rectangular see-saw-like geometry to one V(1), one V(7), one Zn(2), and one Zn(3) atom. In the eighth O site, O(8) is bonded in a rectangular see-saw-like geometry to one V(9), two equivalent V(1), and one Zn(3) atom. In the ninth O site, O(9) is bonded in a rectangular see-saw-like geometry to one V(2), two equivalent V(4), and one Zn(2) atom. In the tenth O site, O(10) is bonded in a rectangular see-saw-like geometry to one V(5), one V(6), one Zn(4), and one Zn(6) atom. In the eleventh O site, O(11) is bonded in a rectangular see-saw-like geometry to one V(8), two equivalent V(4), and one Zn(4) atom. In the twelfth O site, O(12) is bonded in a rectangular see-saw-like geometry to one V(4), one V(8), one Zn(4), and one Zn(5) atom. In the thirteenth O site, O(13) is bonded in a rectangular see-saw-like geometry to two equivalent V(6), one Zn(1), and one Zn(6) atom. In the fourteenth O site, O(14) is bonded in a rectangular see-saw-like geometry to one V(7), two equivalent V(4), and one Zn(5) atom. In the fifteenth O site, O(15) is bonded in a rectangular see-saw-like geometry to one V(5), two equivalent V(6), and one Zn(4) atom. In the sixteenth O site, O(16) is bonded to one V(3), one V(9), and two equivalent V(6) atoms to form distorted corner-sharing OV4 trigonal pyramids. In the seventeenth O site, O(17) is bonded in a rectangular see-saw-like geometry to one V(3), one V(6), one V(9), and one Zn(6) atom. In the eighteenth O site, O(18) is bonded in a rectangular see-saw-like geometry to one V(8), two equivalent V(6), and one Zn(6) atom.