Li3V3(BO5)2 crystallizes in the triclinic P1 space group. There are six inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(1), one O(20), two equivalent O(16), and two equivalent O(5) atoms to form distorted LiO6 octahedra that share  a cornercorner with one Li(6)O6 octahedra,  a cornercorner with one V(1)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, and edges with two equivalent V(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 44-69°. In the second Li site, Li(2) is bonded to one O(18), one O(3), two equivalent O(19), and two equivalent O(2) atoms to form distorted LiO6 octahedra that share corners with two equivalent V(2)O6 octahedra, corners with two equivalent V(5)O6 octahedra,  an edgeedge with one V(2)O6 octahedra,  an edgeedge with one V(5)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(6)O6 octahedra, and edges with two equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-28°. In the third Li site, Li(3) is bonded to one O(5), one O(7), two equivalent O(1), and two equivalent O(9) atoms to form distorted LiO6 octahedra that share corners with two equivalent Li(5)O6 octahedra, corners with two equivalent V(1)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, and edges with two equivalent V(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 32-55°. In the fourth Li site, Li(4) is bonded to one O(10), one O(11), two equivalent O(15), and two equivalent O(6) atoms to form LiO6 octahedra that share  a cornercorner with one V(3)O6 octahedra,  a cornercorner with one V(4)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent V(2)O6 octahedra, and edges with two equivalent V(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 61-63°. In the fifth Li site, Li(5) is bonded to one O(13), one O(8), two equivalent O(12), and two equivalent O(9) atoms to form LiO6 octahedra that share corners with two equivalent Li(3)O6 octahedra, corners with two equivalent V(6)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one V(6)O6 octahedra, edges with two equivalent Li(5)O6 octahedra, edges with two equivalent V(3)O6 octahedra, and edges with two equivalent V(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 16-32°. In the sixth Li site, Li(6) is bonded to one O(2), one O(20), two equivalent O(18), and two equivalent O(4) atoms to form LiO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra, corners with two equivalent V(6)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(6)O6 octahedra, and edges with two equivalent V(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 59-69°. There are six inequivalent V sites. In the first V site, V(1) is bonded to one O(1), one O(19), two equivalent O(17), and two equivalent O(3) atoms to form distorted VO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent V(1)O6 octahedra, and edges with two equivalent V(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 44-55°. In the second V site, V(2) is bonded to one O(4), one O(6), two equivalent O(10), and two equivalent O(2) atoms to form VO6 octahedra that share corners with two equivalent Li(2)O6 octahedra, corners with two equivalent V(3)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Li(6)O6 octahedra, and edges with two equivalent V(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-58°. In the third V site, V(3) is bonded to one O(10), one O(12), two equivalent O(14), and two equivalent O(8) atoms to form VO6 octahedra that share  a cornercorner with one Li(4)O6 octahedra, corners with two equivalent V(2)O6 octahedra, edges with two equivalent Li(5)O6 octahedra, edges with two equivalent V(3)O6 octahedra, and edges with two equivalent V(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 58-63°. In the fourth V site, V(4) is bonded to one O(11), one O(9), two equivalent O(13), and two equivalent O(7) atoms to form VO6 octahedra that share  a cornercorner with one Li(4)O6 octahedra, corners with two equivalent V(5)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Li(5)O6 octahedra, and edges with two equivalent V(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-61°. In the fifth V site, V(5) is bonded to one O(15), one O(17), two equivalent O(11), and two equivalent O(19) atoms to form distorted VO6 octahedra that share corners with two equivalent Li(2)O6 octahedra, corners with two equivalent V(4)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent V(1)O6 octahedra, and edges with two equivalent V(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 28-55°. In the sixth V site, V(6) is bonded to one O(14), one O(16), two equivalent O(12), and two equivalent O(20) atoms to form VO6 octahedra that share corners with two equivalent Li(5)O6 octahedra, corners with two equivalent Li(6)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent V(3)O6 octahedra, and edges with two equivalent V(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 16-65°. There are four inequivalent B sites. In the first B site, B(1) is bonded in a trigonal planar geometry to one O(4), one O(5), and one O(8) atom. In the second B site, B(2) is bonded in a trigonal planar geometry to one O(3), one O(6), and one O(7) atom. In the third B site, B(3) is bonded in a trigonal planar geometry to one O(14), one O(15), and one O(18) atom. In the fourth B site, B(4) is bonded in a trigonal planar geometry to one O(13), one O(16), and one O(17) atom. There are twenty inequivalent O sites. In the first O site, O(1) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), two equivalent Li(3), and one V(1) atom. In the second O site, O(2) is bonded to one Li(6), two equivalent Li(2), and two equivalent V(2) atoms to form OLi3V2 square pyramids that share  a cornercorner with one O(20)Li2V2 tetrahedra, corners with two equivalent O(10)LiV3 tetrahedra, corners with two equivalent O(19)Li2V3 trigonal bipyramids, edges with two equivalent O(2)Li3V2 square pyramids,  an edgeedge with one O(10)LiV3 tetrahedra, and  an edgeedge with one O(19)Li2V3 trigonal bipyramid. In the third O site, O(3) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), two equivalent V(1), and one B(2) atom. In the fourth O site, O(4) is bonded in a distorted rectangular see-saw-like geometry to two equivalent Li(6), one V(2), and one B(1) atom. In the fifth O site, O(5) is bonded in a distorted rectangular see-saw-like geometry to one Li(3), two equivalent Li(1), and one B(1) atom. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to two equivalent Li(4), one V(2), and one B(2) atom. In the seventh O site, O(7) is bonded in a distorted rectangular see-saw-like geometry to one Li(3), two equivalent V(4), and one B(2) atom. In the eighth O site, O(8) is bonded in a distorted rectangular see-saw-like geometry to one Li(5), two equivalent V(3), and one B(1) atom. In the ninth O site, O(9) is bonded in a 5-coordinate geometry to two equivalent Li(3), two equivalent Li(5), and one V(4) atom. In the tenth O site, O(10) is bonded to one Li(4), one V(3), and two equivalent V(2) atoms to form distorted OLiV3 tetrahedra that share  a cornercorner with one O(12)Li2V3 square pyramid, corners with two equivalent O(2)Li3V2 square pyramids, corners with two equivalent O(10)LiV3 tetrahedra, and  an edgeedge with one O(2)Li3V2 square pyramid. In the eleventh O site, O(11) is bonded in a rectangular see-saw-like geometry to one Li(4), one V(4), and two equivalent V(5) atoms. In the twelfth O site, O(12) is bonded to two equivalent Li(5), one V(3), and two equivalent V(6) atoms to form OLi2V3 square pyramids that share  a cornercorner with one O(10)LiV3 tetrahedra, corners with two equivalent O(20)Li2V2 tetrahedra, edges with two equivalent O(12)Li2V3 square pyramids, and  an edgeedge with one O(20)Li2V2 tetrahedra. In the thirteenth O site, O(13) is bonded in a distorted rectangular see-saw-like geometry to one Li(5), two equivalent V(4), and one B(4) atom. In the fourteenth O site, O(14) is bonded in a 4-coordinate geometry to one V(6), two equivalent V(3), and one B(3) atom. In the fifteenth O site, O(15) is bonded in a distorted rectangular see-saw-like geometry to two equivalent Li(4), one V(5), and one B(3) atom. In the sixteenth O site, O(16) is bonded in a distorted rectangular see-saw-like geometry to two equivalent Li(1), one V(6), and one B(4) atom. In the seventeenth O site, O(17) is bonded in a 4-coordinate geometry to one V(5), two equivalent V(1), and one B(4) atom. In the eighteenth O site, O(18) is bonded in a rectangular see-saw-like geometry to one Li(2), two equivalent Li(6), and one B(3) atom. In the nineteenth O site, O(19) is bonded to two equivalent Li(2), one V(1), and two equivalent V(5) atoms to form distorted OLi2V3 trigonal bipyramids that share corners with two equivalent O(2)Li3V2 square pyramids,  an edgeedge with one O(2)Li3V2 square pyramid, and edges with two equivalent O(19)Li2V3 trigonal bipyramids. In the twentieth O site, O(20) is bonded to one Li(1), one Li(6), and two equivalent V(6) atoms to form OLi2V2 tetrahedra that share  a cornercorner with one O(2)Li3V2 square pyramid, corners with two equivalent O(12)Li2V3 square pyramids, corners with two equivalent O(20)Li2V2 tetrahedra, and  an edgeedge with one O(12)Li2V3 square pyramid.
Li3V3(BO5)2 crystallizes in the triclinic P1 space group. There are six inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(1), one O(20), two equivalent O(16), and two equivalent O(5) atoms to form distorted LiO6 octahedra that share  a cornercorner with one Li(6)O6 octahedra,  a cornercorner with one V(1)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, and edges with two equivalent V(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 44-69°. The Li(1)-O(1) bond length is 2.10 Å. The Li(1)-O(20) bond length is 2.17 Å. There is one shorter (2.33 Å) and one longer (2.36 Å) Li(1)-O(16) bond length. There is one shorter (2.00 Å) and one longer (2.01 Å) Li(1)-O(5) bond length. In the second Li site, Li(2) is bonded to one O(18), one O(3), two equivalent O(19), and two equivalent O(2) atoms to form distorted LiO6 octahedra that share corners with two equivalent V(2)O6 octahedra, corners with two equivalent V(5)O6 octahedra,  an edgeedge with one V(2)O6 octahedra,  an edgeedge with one V(5)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(6)O6 octahedra, and edges with two equivalent V(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-28°. The Li(2)-O(18) bond length is 1.94 Å. The Li(2)-O(3) bond length is 2.33 Å. There is one shorter (2.15 Å) and one longer (2.16 Å) Li(2)-O(19) bond length. There is one shorter (2.17 Å) and one longer (2.18 Å) Li(2)-O(2) bond length. In the third Li site, Li(3) is bonded to one O(5), one O(7), two equivalent O(1), and two equivalent O(9) atoms to form distorted LiO6 octahedra that share corners with two equivalent Li(5)O6 octahedra, corners with two equivalent V(1)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, and edges with two equivalent V(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 32-55°. The Li(3)-O(5) bond length is 1.94 Å. The Li(3)-O(7) bond length is 2.44 Å. There is one shorter (2.13 Å) and one longer (2.14 Å) Li(3)-O(1) bond length. There is one shorter (2.14 Å) and one longer (2.16 Å) Li(3)-O(9) bond length. In the fourth Li site, Li(4) is bonded to one O(10), one O(11), two equivalent O(15), and two equivalent O(6) atoms to form LiO6 octahedra that share  a cornercorner with one V(3)O6 octahedra,  a cornercorner with one V(4)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent V(2)O6 octahedra, and edges with two equivalent V(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 61-63°. The Li(4)-O(10) bond length is 2.08 Å. The Li(4)-O(11) bond length is 2.23 Å. There is one shorter (2.10 Å) and one longer (2.11 Å) Li(4)-O(15) bond length. There is one shorter (2.13 Å) and one longer (2.16 Å) Li(4)-O(6) bond length. In the fifth Li site, Li(5) is bonded to one O(13), one O(8), two equivalent O(12), and two equivalent O(9) atoms to form LiO6 octahedra that share corners with two equivalent Li(3)O6 octahedra, corners with two equivalent V(6)O6 octahedra,  an edgeedge with one Li(3)O6 octahedra,  an edgeedge with one V(6)O6 octahedra, edges with two equivalent Li(5)O6 octahedra, edges with two equivalent V(3)O6 octahedra, and edges with two equivalent V(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 16-32°. The Li(5)-O(13) bond length is 2.23 Å. The Li(5)-O(8) bond length is 2.07 Å. There is one shorter (2.16 Å) and one longer (2.20 Å) Li(5)-O(12) bond length. Both Li(5)-O(9) bond lengths are 2.06 Å. In the sixth Li site, Li(6) is bonded to one O(2), one O(20), two equivalent O(18), and two equivalent O(4) atoms to form LiO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra, corners with two equivalent V(6)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent Li(6)O6 octahedra, and edges with two equivalent V(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 59-69°. The Li(6)-O(2) bond length is 2.15 Å. The Li(6)-O(20) bond length is 2.04 Å. Both Li(6)-O(18) bond lengths are 2.05 Å. There is one shorter (2.22 Å) and one longer (2.23 Å) Li(6)-O(4) bond length. There are six inequivalent V sites. In the first V site, V(1) is bonded to one O(1), one O(19), two equivalent O(17), and two equivalent O(3) atoms to form distorted VO6 octahedra that share  a cornercorner with one Li(1)O6 octahedra, corners with two equivalent Li(3)O6 octahedra, edges with two equivalent Li(2)O6 octahedra, edges with two equivalent V(1)O6 octahedra, and edges with two equivalent V(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 44-55°. The V(1)-O(1) bond length is 1.69 Å. The V(1)-O(19) bond length is 1.99 Å. There is one shorter (2.14 Å) and one longer (2.15 Å) V(1)-O(17) bond length. Both V(1)-O(3) bond lengths are 2.05 Å. In the second V site, V(2) is bonded to one O(4), one O(6), two equivalent O(10), and two equivalent O(2) atoms to form VO6 octahedra that share corners with two equivalent Li(2)O6 octahedra, corners with two equivalent V(3)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent Li(6)O6 octahedra, and edges with two equivalent V(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 7-58°. The V(2)-O(4) bond length is 1.93 Å. The V(2)-O(6) bond length is 2.05 Å. There is one shorter (2.02 Å) and one longer (2.05 Å) V(2)-O(10) bond length. There is one shorter (1.85 Å) and one longer (1.98 Å) V(2)-O(2) bond length. In the third V site, V(3) is bonded to one O(10), one O(12), two equivalent O(14), and two equivalent O(8) atoms to form VO6 octahedra that share  a cornercorner with one Li(4)O6 octahedra, corners with two equivalent V(2)O6 octahedra, edges with two equivalent Li(5)O6 octahedra, edges with two equivalent V(3)O6 octahedra, and edges with two equivalent V(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 58-63°. The V(3)-O(10) bond length is 1.94 Å. The V(3)-O(12) bond length is 2.03 Å. There is one shorter (2.12 Å) and one longer (2.13 Å) V(3)-O(14) bond length. There is one shorter (2.04 Å) and one longer (2.05 Å) V(3)-O(8) bond length. In the fourth V site, V(4) is bonded to one O(11), one O(9), two equivalent O(13), and two equivalent O(7) atoms to form VO6 octahedra that share  a cornercorner with one Li(4)O6 octahedra, corners with two equivalent V(5)O6 octahedra, edges with two equivalent Li(3)O6 octahedra, edges with two equivalent Li(5)O6 octahedra, and edges with two equivalent V(4)O6 octahedra. The corner-sharing octahedral tilt angles range from 54-61°. The V(4)-O(11) bond length is 1.93 Å. The V(4)-O(9) bond length is 1.74 Å. There is one shorter (2.08 Å) and one longer (2.09 Å) V(4)-O(13) bond length. There is one shorter (2.04 Å) and one longer (2.05 Å) V(4)-O(7) bond length. In the fifth V site, V(5) is bonded to one O(15), one O(17), two equivalent O(11), and two equivalent O(19) atoms to form distorted VO6 octahedra that share corners with two equivalent Li(2)O6 octahedra, corners with two equivalent V(4)O6 octahedra,  an edgeedge with one Li(2)O6 octahedra, edges with two equivalent Li(4)O6 octahedra, edges with two equivalent V(1)O6 octahedra, and edges with two equivalent V(5)O6 octahedra. The corner-sharing octahedral tilt angles range from 28-55°. The V(5)-O(15) bond length is 1.99 Å. The V(5)-O(17) bond length is 2.20 Å. There is one shorter (2.02 Å) and one longer (2.03 Å) V(5)-O(11) bond length. There is one shorter (2.05 Å) and one longer (2.07 Å) V(5)-O(19) bond length. In the sixth V site, V(6) is bonded to one O(14), one O(16), two equivalent O(12), and two equivalent O(20) atoms to form VO6 octahedra that share corners with two equivalent Li(5)O6 octahedra, corners with two equivalent Li(6)O6 octahedra,  an edgeedge with one Li(5)O6 octahedra, edges with two equivalent Li(1)O6 octahedra, edges with two equivalent V(3)O6 octahedra, and edges with two equivalent V(6)O6 octahedra. The corner-sharing octahedral tilt angles range from 16-65°. The V(6)-O(14) bond length is 2.16 Å. The V(6)-O(16) bond length is 1.99 Å. There is one shorter (2.03 Å) and one longer (2.07 Å) V(6)-O(12) bond length. There is one shorter (1.77 Å) and one longer (2.00 Å) V(6)-O(20) bond length. There are four inequivalent B sites. In the first B site, B(1) is bonded in a trigonal planar geometry to one O(4), one O(5), and one O(8) atom. The B(1)-O(4) bond length is 1.39 Å. The B(1)-O(5) bond length is 1.33 Å. The B(1)-O(8) bond length is 1.45 Å. In the second B site, B(2) is bonded in a trigonal planar geometry to one O(3), one O(6), and one O(7) atom. The B(2)-O(3) bond length is 1.43 Å. The B(2)-O(6) bond length is 1.34 Å. The B(2)-O(7) bond length is 1.41 Å. In the third B site, B(3) is bonded in a trigonal planar geometry to one O(14), one O(15), and one O(18) atom. The B(3)-O(14) bond length is 1.48 Å. The B(3)-O(15) bond length is 1.40 Å. The B(3)-O(18) bond length is 1.32 Å. In the fourth B site, B(4) is bonded in a trigonal planar geometry to one O(13), one O(16), and one O(17) atom. The B(4)-O(13) bond length is 1.40 Å. The B(4)-O(16) bond length is 1.34 Å. The B(4)-O(17) bond length is 1.43 Å. There are twenty inequivalent O sites. In the first O site, O(1) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), two equivalent Li(3), and one V(1) atom. In the second O site, O(2) is bonded to one Li(6), two equivalent Li(2), and two equivalent V(2) atoms to form OLi3V2 square pyramids that share  a cornercorner with one O(20)Li2V2 tetrahedra, corners with two equivalent O(10)LiV3 tetrahedra, corners with two equivalent O(19)Li2V3 trigonal bipyramids, edges with two equivalent O(2)Li3V2 square pyramids,  an edgeedge with one O(10)LiV3 tetrahedra, and  an edgeedge with one O(19)Li2V3 trigonal bipyramid. In the third O site, O(3) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), two equivalent V(1), and one B(2) atom. In the fourth O site, O(4) is bonded in a distorted rectangular see-saw-like geometry to two equivalent Li(6), one V(2), and one B(1) atom. In the fifth O site, O(5) is bonded in a distorted rectangular see-saw-like geometry to one Li(3), two equivalent Li(1), and one B(1) atom. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to two equivalent Li(4), one V(2), and one B(2) atom. In the seventh O site, O(7) is bonded in a distorted rectangular see-saw-like geometry to one Li(3), two equivalent V(4), and one B(2) atom. In the eighth O site, O(8) is bonded in a distorted rectangular see-saw-like geometry to one Li(5), two equivalent V(3), and one B(1) atom. In the ninth O site, O(9) is bonded in a 5-coordinate geometry to two equivalent Li(3), two equivalent Li(5), and one V(4) atom. In the tenth O site, O(10) is bonded to one Li(4), one V(3), and two equivalent V(2) atoms to form distorted OLiV3 tetrahedra that share  a cornercorner with one O(12)Li2V3 square pyramid, corners with two equivalent O(2)Li3V2 square pyramids, corners with two equivalent O(10)LiV3 tetrahedra, and  an edgeedge with one O(2)Li3V2 square pyramid. In the eleventh O site, O(11) is bonded in a rectangular see-saw-like geometry to one Li(4), one V(4), and two equivalent V(5) atoms. In the twelfth O site, O(12) is bonded to two equivalent Li(5), one V(3), and two equivalent V(6) atoms to form OLi2V3 square pyramids that share  a cornercorner with one O(10)LiV3 tetrahedra, corners with two equivalent O(20)Li2V2 tetrahedra, edges with two equivalent O(12)Li2V3 square pyramids, and  an edgeedge with one O(20)Li2V2 tetrahedra. In the thirteenth O site, O(13) is bonded in a distorted rectangular see-saw-like geometry to one Li(5), two equivalent V(4), and one B(4) atom. In the fourteenth O site, O(14) is bonded in a 4-coordinate geometry to one V(6), two equivalent V(3), and one B(3) atom. In the fifteenth O site, O(15) is bonded in a distorted rectangular see-saw-like geometry to two equivalent Li(4), one V(5), and one B(3) atom. In the sixteenth O site, O(16) is bonded in a distorted rectangular see-saw-like geometry to two equivalent Li(1), one V(6), and one B(4) atom. In the seventeenth O site, O(17) is bonded in a 4-coordinate geometry to one V(5), two equivalent V(1), and one B(4) atom. In the eighteenth O site, O(18) is bonded in a rectangular see-saw-like geometry to one Li(2), two equivalent Li(6), and one B(3) atom. In the nineteenth O site, O(19) is bonded to two equivalent Li(2), one V(1), and two equivalent V(5) atoms to form distorted OLi2V3 trigonal bipyramids that share corners with two equivalent O(2)Li3V2 square pyramids,  an edgeedge with one O(2)Li3V2 square pyramid, and edges with two equivalent O(19)Li2V3 trigonal bipyramids. In the twentieth O site, O(20) is bonded to one Li(1), one Li(6), and two equivalent V(6) atoms to form OLi2V2 tetrahedra that share  a cornercorner with one O(2)Li3V2 square pyramid, corners with two equivalent O(12)Li2V3 square pyramids, corners with two equivalent O(20)Li2V2 tetrahedra, and  an edgeedge with one O(12)Li2V3 square pyramid.