YV(WO4)2 crystallizes in the triclinic P1 space group. Y(1) is bonded to one O(1), one O(2), one O(4), one O(5), one O(6), and one O(8) atom to form YO6 octahedra that share corners with four equivalent V(1)O6 octahedra, corners with four equivalent W(1)O6 octahedra, and corners with four equivalent W(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 45-73°. V(1) is bonded to one O(2), one O(3), one O(4), one O(5), one O(7), and one O(8) atom to form distorted VO6 octahedra that share  a cornercorner with one W(1)O6 octahedra,  a cornercorner with one W(2)O6 octahedra, corners with four equivalent Y(1)O6 octahedra, edges with two equivalent W(1)O6 octahedra, and edges with two equivalent W(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 30-73°. 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(7), and one O(8) atom to form distorted WO6 octahedra that share  a cornercorner with one V(1)O6 octahedra, corners with four equivalent Y(1)O6 octahedra, edges with two equivalent V(1)O6 octahedra, and edges with two equivalent W(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 31-60°. In the second W site, W(2) is bonded to one O(3), one O(4), one O(5), one O(6), one O(7), and one O(8) atom to form distorted WO6 octahedra that share  a cornercorner with one V(1)O6 octahedra, corners with four equivalent Y(1)O6 octahedra, edges with two equivalent V(1)O6 octahedra, and edges with two equivalent W(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 30-59°. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one Y(1) and one W(1) atom. In the second O site, O(2) is bonded in a trigonal planar geometry to one Y(1), one V(1), and one W(1) atom. In the third O site, O(3) is bonded in a distorted trigonal non-coplanar geometry to one V(1), one W(1), and one W(2) atom. In the fourth O site, O(4) is bonded to one Y(1), one V(1), one W(1), and one W(2) atom to form a mixture of distorted edge and corner-sharing OYVW2 trigonal pyramids. In the fifth O site, O(5) is bonded in a trigonal planar geometry to one Y(1), one V(1), and one W(2) atom. In the sixth O site, O(6) is bonded in a distorted bent 150 degrees geometry to one Y(1) and one W(2) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one V(1), one W(1), and one W(2) atom. In the eighth O site, O(8) is bonded to one Y(1), one V(1), one W(1), and one W(2) atom to form a mixture of edge and corner-sharing OYVW2 trigonal pyramids.
YV(WO4)2 crystallizes in the triclinic P1 space group. Y(1) is bonded to one O(1), one O(2), one O(4), one O(5), one O(6), and one O(8) atom to form YO6 octahedra that share corners with four equivalent V(1)O6 octahedra, corners with four equivalent W(1)O6 octahedra, and corners with four equivalent W(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 45-73°. The Y(1)-O(1) bond length is 2.21 Å. The Y(1)-O(2) bond length is 2.22 Å. The Y(1)-O(4) bond length is 2.58 Å. The Y(1)-O(5) bond length is 2.44 Å. The Y(1)-O(6) bond length is 2.22 Å. The Y(1)-O(8) bond length is 2.36 Å. V(1) is bonded to one O(2), one O(3), one O(4), one O(5), one O(7), and one O(8) atom to form distorted VO6 octahedra that share  a cornercorner with one W(1)O6 octahedra,  a cornercorner with one W(2)O6 octahedra, corners with four equivalent Y(1)O6 octahedra, edges with two equivalent W(1)O6 octahedra, and edges with two equivalent W(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 30-73°. The V(1)-O(2) bond length is 2.20 Å. The V(1)-O(3) bond length is 2.07 Å. The V(1)-O(4) bond length is 2.40 Å. The V(1)-O(5) bond length is 2.32 Å. The V(1)-O(7) bond length is 2.05 Å. The V(1)-O(8) bond length is 2.34 Å. 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(7), and one O(8) atom to form distorted WO6 octahedra that share  a cornercorner with one V(1)O6 octahedra, corners with four equivalent Y(1)O6 octahedra, edges with two equivalent V(1)O6 octahedra, and edges with two equivalent W(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 31-60°. The W(1)-O(1) bond length is 1.83 Å. The W(1)-O(2) bond length is 1.97 Å. The W(1)-O(3) bond length is 2.10 Å. The W(1)-O(4) bond length is 2.18 Å. The W(1)-O(7) bond length is 1.98 Å. The W(1)-O(8) bond length is 2.14 Å. In the second W site, W(2) is bonded to one O(3), one O(4), one O(5), one O(6), one O(7), and one O(8) atom to form distorted WO6 octahedra that share  a cornercorner with one V(1)O6 octahedra, corners with four equivalent Y(1)O6 octahedra, edges with two equivalent V(1)O6 octahedra, and edges with two equivalent W(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 30-59°. The W(2)-O(3) bond length is 1.94 Å. The W(2)-O(4) bond length is 2.01 Å. The W(2)-O(5) bond length is 1.85 Å. The W(2)-O(6) bond length is 1.82 Å. The W(2)-O(7) bond length is 2.11 Å. The W(2)-O(8) bond length is 2.14 Å. There are eight inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one Y(1) and one W(1) atom. In the second O site, O(2) is bonded in a trigonal planar geometry to one Y(1), one V(1), and one W(1) atom. In the third O site, O(3) is bonded in a distorted trigonal non-coplanar geometry to one V(1), one W(1), and one W(2) atom. In the fourth O site, O(4) is bonded to one Y(1), one V(1), one W(1), and one W(2) atom to form a mixture of distorted edge and corner-sharing OYVW2 trigonal pyramids. In the fifth O site, O(5) is bonded in a trigonal planar geometry to one Y(1), one V(1), and one W(2) atom. In the sixth O site, O(6) is bonded in a distorted bent 150 degrees geometry to one Y(1) and one W(2) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to one V(1), one W(1), and one W(2) atom. In the eighth O site, O(8) is bonded to one Y(1), one V(1), one W(1), and one W(2) atom to form a mixture of edge and corner-sharing OYVW2 trigonal pyramids.