Li4Nb2Co3Sb3O16 is Hausmannite-derived structured and crystallizes in the triclinic P1 space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(11), one O(12), one O(15), and one O(3) atom to form LiO4 tetrahedra that share  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Sb(1)O6 octahedra,  a cornercorner with one Sb(2)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Co(3)O6 octahedra, corners with two equivalent Sb(3)O6 octahedra, and corners with three equivalent Nb(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 49-68°. In the second Li site, Li(2) is bonded to one O(14), one O(16), one O(5), and one O(9) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra,  a cornercorner with one Sb(3)O6 octahedra, corners with three equivalent Nb(2)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra,  an edgeedge with one Sb(1)O6 octahedra, and  an edgeedge with one Sb(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 59-68°. In the third Li site, Li(3) is bonded to one O(1), one O(10), one O(4), and one O(6) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Sb(1)O6 octahedra,  a cornercorner with one Sb(2)O6 octahedra, corners with three equivalent Nb(1)O6 octahedra,  an edgeedge with one Co(2)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra, and  an edgeedge with one Sb(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-66°. In the fourth Li site, Li(4) is bonded to one O(13), one O(2), one O(7), and one O(8) atom to form LiO4 tetrahedra that share  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra,  a cornercorner with one Sb(3)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Sb(1)O6 octahedra, corners with two equivalent Sb(2)O6 octahedra, and corners with three equivalent Nb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 55-65°. There are two inequivalent Nb sites. In the first Nb site, Nb(1) is bonded to one O(1), one O(10), one O(2), one O(6), one O(7), and one O(8) atom to form distorted NbO6 octahedra that share corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Co(3)O6 octahedra, corners with two equivalent Sb(3)O6 octahedra, corners with three equivalent Li(3)O4 tetrahedra, corners with three equivalent Li(4)O4 tetrahedra,  an edgeedge with one Co(1)O6 octahedra,  an edgeedge with one Sb(1)O6 octahedra, and  an edgeedge with one Sb(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 48-55°. In the second Nb site, Nb(2) is bonded to one O(11), one O(12), one O(14), one O(15), one O(16), and one O(9) atom to form NbO6 octahedra that share corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Sb(1)O6 octahedra, corners with two equivalent Sb(2)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(2)O4 tetrahedra,  an edgeedge with one Co(2)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra, and  an edgeedge with one Sb(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 37-60°. There are three inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(14), one O(16), one O(3), one O(4), one O(7), and one O(8) atom to form CoO6 octahedra that share corners with two equivalent Nb(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Nb(1)O6 octahedra, edges with two equivalent Sb(1)O6 octahedra, edges with two equivalent Sb(2)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 37-50°. In the second Co site, Co(2) is bonded to one O(1), one O(10), one O(11), one O(13), one O(15), and one O(5) atom to form CoO6 octahedra that share corners with two equivalent Nb(1)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Nb(2)O6 octahedra, edges with two equivalent Co(3)O6 octahedra, edges with two equivalent Sb(3)O6 octahedra, and  an edgeedge with one Li(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 49-53°. In the third Co site, Co(3) is bonded to one O(10), one O(12), one O(13), one O(15), one O(5), and one O(6) atom to form distorted CoO6 octahedra that share corners with two equivalent Nb(1)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Nb(2)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with two equivalent Sb(3)O6 octahedra, and  an edgeedge with one Li(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-55°. There are three inequivalent Sb sites. In the first Sb site, Sb(1) is bonded to one O(14), one O(2), one O(3), one O(4), one O(7), and one O(9) atom to form SbO6 octahedra that share corners with two equivalent Nb(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Nb(1)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, edges with two equivalent Sb(2)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 56-60°. In the second Sb site, Sb(2) is bonded to one O(16), one O(2), one O(3), one O(4), one O(8), and one O(9) atom to form SbO6 octahedra that share corners with two equivalent Nb(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Nb(1)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, edges with two equivalent Sb(1)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 48-49°. In the third Sb site, Sb(3) is bonded to one O(1), one O(11), one O(12), one O(13), one O(5), and one O(6) atom to form SbO6 octahedra that share corners with two equivalent Nb(1)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Nb(2)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with two equivalent Co(3)O6 octahedra, and  an edgeedge with one Li(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 48-51°. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a rectangular see-saw-like geometry to one Li(3), one Nb(1), one Co(2), and one Sb(3) atom. In the second O site, O(2) is bonded to one Li(4), one Nb(1), one Sb(1), and one Sb(2) atom to form distorted OLiNbSb2 trigonal pyramids that share  a cornercorner with one O(7)LiNbCoSb tetrahedra,  a cornercorner with one O(8)LiNbCoSb tetrahedra, corners with two equivalent O(4)LiCoSb2 tetrahedra,  a cornercorner with one O(13)LiCo2Sb trigonal pyramid,  an edgeedge with one O(7)LiNbCoSb tetrahedra, and  an edgeedge with one O(8)LiNbCoSb tetrahedra. In the third O site, O(3) is bonded in a rectangular see-saw-like geometry to one Li(1), one Co(1), one Sb(1), and one Sb(2) atom. In the fourth O site, O(4) is bonded to one Li(3), one Co(1), one Sb(1), and one Sb(2) atom to form distorted OLiCoSb2 tetrahedra that share corners with two equivalent O(7)LiNbCoSb tetrahedra, corners with two equivalent O(8)LiNbCoSb tetrahedra, and corners with two equivalent O(2)LiNbSb2 trigonal pyramids. In the fifth O site, O(5) is bonded to one Li(2), one Co(2), one Co(3), and one Sb(3) atom to form OLiCo2Sb tetrahedra that share corners with two equivalent O(11)LiNbCoSb trigonal pyramids and corners with three equivalent O(13)LiCo2Sb trigonal pyramids. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Li(3), one Nb(1), one Co(3), and one Sb(3) atom. In the seventh O site, O(7) is bonded to one Li(4), one Nb(1), one Co(1), and one Sb(1) atom to form distorted OLiNbCoSb tetrahedra that share  a cornercorner with one O(8)LiNbCoSb tetrahedra, corners with two equivalent O(4)LiCoSb2 tetrahedra,  a cornercorner with one O(13)LiCo2Sb trigonal pyramid,  a cornercorner with one O(2)LiNbSb2 trigonal pyramid,  an edgeedge with one O(8)LiNbCoSb tetrahedra, and  an edgeedge with one O(2)LiNbSb2 trigonal pyramid. In the eighth O site, O(8) is bonded to one Li(4), one Nb(1), one Co(1), and one Sb(2) atom to form distorted OLiNbCoSb tetrahedra that share  a cornercorner with one O(7)LiNbCoSb tetrahedra, corners with two equivalent O(4)LiCoSb2 tetrahedra,  a cornercorner with one O(13)LiCo2Sb trigonal pyramid,  a cornercorner with one O(2)LiNbSb2 trigonal pyramid,  an edgeedge with one O(7)LiNbCoSb tetrahedra, and  an edgeedge with one O(2)LiNbSb2 trigonal pyramid. In the ninth O site, O(9) is bonded in a rectangular see-saw-like geometry to one Li(2), one Nb(2), one Sb(1), and one Sb(2) atom. In the tenth O site, O(10) is bonded in a distorted rectangular see-saw-like geometry to one Li(3), one Nb(1), one Co(2), and one Co(3) atom. In the eleventh O site, O(11) is bonded to one Li(1), one Nb(2), one Co(2), and one Sb(3) atom to form a mixture of distorted corner and edge-sharing OLiNbCoSb trigonal pyramids. In the twelfth O site, O(12) is bonded in a rectangular see-saw-like geometry to one Li(1), one Nb(2), one Co(3), and one Sb(3) atom. In the thirteenth O site, O(13) is bonded to one Li(4), one Co(2), one Co(3), and one Sb(3) atom to form distorted OLiCo2Sb trigonal pyramids that share  a cornercorner with one O(7)LiNbCoSb tetrahedra,  a cornercorner with one O(8)LiNbCoSb tetrahedra, corners with three equivalent O(5)LiCo2Sb tetrahedra,  a cornercorner with one O(2)LiNbSb2 trigonal pyramid, and  an edgeedge with one O(11)LiNbCoSb trigonal pyramid. In the fourteenth O site, O(14) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), one Nb(2), one Co(1), and one Sb(1) atom. In the fifteenth O site, O(15) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Nb(2), one Co(2), and one Co(3) atom. In the sixteenth O site, O(16) is bonded in a rectangular see-saw-like geometry to one Li(2), one Nb(2), one Co(1), and one Sb(2) atom.
Li4Nb2Co3Sb3O16 is Hausmannite-derived structured and crystallizes in the triclinic P1 space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(11), one O(12), one O(15), and one O(3) atom to form LiO4 tetrahedra that share  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Sb(1)O6 octahedra,  a cornercorner with one Sb(2)O6 octahedra, corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Co(3)O6 octahedra, corners with two equivalent Sb(3)O6 octahedra, and corners with three equivalent Nb(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 49-68°. The Li(1)-O(11) bond length is 2.05 Å. The Li(1)-O(12) bond length is 2.06 Å. The Li(1)-O(15) bond length is 2.10 Å. The Li(1)-O(3) bond length is 2.03 Å. In the second Li site, Li(2) is bonded to one O(14), one O(16), one O(5), and one O(9) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra,  a cornercorner with one Sb(3)O6 octahedra, corners with three equivalent Nb(2)O6 octahedra,  an edgeedge with one Co(1)O6 octahedra,  an edgeedge with one Sb(1)O6 octahedra, and  an edgeedge with one Sb(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 59-68°. The Li(2)-O(14) bond length is 2.03 Å. The Li(2)-O(16) bond length is 2.06 Å. The Li(2)-O(5) bond length is 1.85 Å. The Li(2)-O(9) bond length is 2.21 Å. In the third Li site, Li(3) is bonded to one O(1), one O(10), one O(4), and one O(6) atom to form distorted LiO4 tetrahedra that share  a cornercorner with one Co(1)O6 octahedra,  a cornercorner with one Sb(1)O6 octahedra,  a cornercorner with one Sb(2)O6 octahedra, corners with three equivalent Nb(1)O6 octahedra,  an edgeedge with one Co(2)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra, and  an edgeedge with one Sb(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 51-66°. The Li(3)-O(1) bond length is 2.16 Å. The Li(3)-O(10) bond length is 1.94 Å. The Li(3)-O(4) bond length is 1.83 Å. The Li(3)-O(6) bond length is 2.05 Å. In the fourth Li site, Li(4) is bonded to one O(13), one O(2), one O(7), and one O(8) atom to form LiO4 tetrahedra that share  a cornercorner with one Co(2)O6 octahedra,  a cornercorner with one Co(3)O6 octahedra,  a cornercorner with one Sb(3)O6 octahedra, corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Sb(1)O6 octahedra, corners with two equivalent Sb(2)O6 octahedra, and corners with three equivalent Nb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 55-65°. The Li(4)-O(13) bond length is 2.00 Å. The Li(4)-O(2) bond length is 2.06 Å. The Li(4)-O(7) bond length is 2.10 Å. The Li(4)-O(8) bond length is 2.14 Å. There are two inequivalent Nb sites. In the first Nb site, Nb(1) is bonded to one O(1), one O(10), one O(2), one O(6), one O(7), and one O(8) atom to form distorted NbO6 octahedra that share corners with two equivalent Co(2)O6 octahedra, corners with two equivalent Co(3)O6 octahedra, corners with two equivalent Sb(3)O6 octahedra, corners with three equivalent Li(3)O4 tetrahedra, corners with three equivalent Li(4)O4 tetrahedra,  an edgeedge with one Co(1)O6 octahedra,  an edgeedge with one Sb(1)O6 octahedra, and  an edgeedge with one Sb(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 48-55°. The Nb(1)-O(1) bond length is 2.02 Å. The Nb(1)-O(10) bond length is 1.90 Å. The Nb(1)-O(2) bond length is 2.24 Å. The Nb(1)-O(6) bond length is 2.05 Å. The Nb(1)-O(7) bond length is 2.09 Å. The Nb(1)-O(8) bond length is 2.18 Å. In the second Nb site, Nb(2) is bonded to one O(11), one O(12), one O(14), one O(15), one O(16), and one O(9) atom to form NbO6 octahedra that share corners with two equivalent Co(1)O6 octahedra, corners with two equivalent Sb(1)O6 octahedra, corners with two equivalent Sb(2)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(2)O4 tetrahedra,  an edgeedge with one Co(2)O6 octahedra,  an edgeedge with one Co(3)O6 octahedra, and  an edgeedge with one Sb(3)O6 octahedra. The corner-sharing octahedral tilt angles range from 37-60°. The Nb(2)-O(11) bond length is 2.12 Å. The Nb(2)-O(12) bond length is 2.17 Å. The Nb(2)-O(14) bond length is 1.94 Å. The Nb(2)-O(15) bond length is 1.92 Å. The Nb(2)-O(16) bond length is 2.12 Å. The Nb(2)-O(9) bond length is 2.28 Å. There are three inequivalent Co sites. In the first Co site, Co(1) is bonded to one O(14), one O(16), one O(3), one O(4), one O(7), and one O(8) atom to form CoO6 octahedra that share corners with two equivalent Nb(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Nb(1)O6 octahedra, edges with two equivalent Sb(1)O6 octahedra, edges with two equivalent Sb(2)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 37-50°. The Co(1)-O(14) bond length is 2.08 Å. The Co(1)-O(16) bond length is 2.27 Å. The Co(1)-O(3) bond length is 2.07 Å. The Co(1)-O(4) bond length is 2.06 Å. The Co(1)-O(7) bond length is 2.18 Å. The Co(1)-O(8) bond length is 2.18 Å. In the second Co site, Co(2) is bonded to one O(1), one O(10), one O(11), one O(13), one O(15), and one O(5) atom to form CoO6 octahedra that share corners with two equivalent Nb(1)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Nb(2)O6 octahedra, edges with two equivalent Co(3)O6 octahedra, edges with two equivalent Sb(3)O6 octahedra, and  an edgeedge with one Li(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 49-53°. The Co(2)-O(1) bond length is 2.21 Å. The Co(2)-O(10) bond length is 2.17 Å. The Co(2)-O(11) bond length is 2.14 Å. The Co(2)-O(13) bond length is 2.07 Å. The Co(2)-O(15) bond length is 2.19 Å. The Co(2)-O(5) bond length is 2.05 Å. In the third Co site, Co(3) is bonded to one O(10), one O(12), one O(13), one O(15), one O(5), and one O(6) atom to form distorted CoO6 octahedra that share corners with two equivalent Nb(1)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Nb(2)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with two equivalent Sb(3)O6 octahedra, and  an edgeedge with one Li(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 52-55°. The Co(3)-O(10) bond length is 2.29 Å. The Co(3)-O(12) bond length is 2.23 Å. The Co(3)-O(13) bond length is 2.03 Å. The Co(3)-O(15) bond length is 2.13 Å. The Co(3)-O(5) bond length is 2.01 Å. The Co(3)-O(6) bond length is 2.24 Å. There are three inequivalent Sb sites. In the first Sb site, Sb(1) is bonded to one O(14), one O(2), one O(3), one O(4), one O(7), and one O(9) atom to form SbO6 octahedra that share corners with two equivalent Nb(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Nb(1)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, edges with two equivalent Sb(2)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 56-60°. The Sb(1)-O(14) bond length is 2.46 Å. The Sb(1)-O(2) bond length is 2.31 Å. The Sb(1)-O(3) bond length is 2.22 Å. The Sb(1)-O(4) bond length is 2.21 Å. The Sb(1)-O(7) bond length is 2.13 Å. The Sb(1)-O(9) bond length is 2.24 Å. In the second Sb site, Sb(2) is bonded to one O(16), one O(2), one O(3), one O(4), one O(8), and one O(9) atom to form SbO6 octahedra that share corners with two equivalent Nb(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra,  a cornercorner with one Li(3)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Nb(1)O6 octahedra, edges with two equivalent Co(1)O6 octahedra, edges with two equivalent Sb(1)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 48-49°. The Sb(2)-O(16) bond length is 2.08 Å. The Sb(2)-O(2) bond length is 2.07 Å. The Sb(2)-O(3) bond length is 2.01 Å. The Sb(2)-O(4) bond length is 2.00 Å. The Sb(2)-O(8) bond length is 2.04 Å. The Sb(2)-O(9) bond length is 2.06 Å. In the third Sb site, Sb(3) is bonded to one O(1), one O(11), one O(12), one O(13), one O(5), and one O(6) atom to form SbO6 octahedra that share corners with two equivalent Nb(1)O6 octahedra,  a cornercorner with one Li(2)O4 tetrahedra,  a cornercorner with one Li(4)O4 tetrahedra, corners with two equivalent Li(1)O4 tetrahedra,  an edgeedge with one Nb(2)O6 octahedra, edges with two equivalent Co(2)O6 octahedra, edges with two equivalent Co(3)O6 octahedra, and  an edgeedge with one Li(3)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 48-51°. The Sb(3)-O(1) bond length is 2.17 Å. The Sb(3)-O(11) bond length is 2.06 Å. The Sb(3)-O(12) bond length is 2.07 Å. The Sb(3)-O(13) bond length is 2.02 Å. The Sb(3)-O(5) bond length is 2.02 Å. The Sb(3)-O(6) bond length is 2.12 Å. There are sixteen inequivalent O sites. In the first O site, O(1) is bonded in a rectangular see-saw-like geometry to one Li(3), one Nb(1), one Co(2), and one Sb(3) atom. In the second O site, O(2) is bonded to one Li(4), one Nb(1), one Sb(1), and one Sb(2) atom to form distorted OLiNbSb2 trigonal pyramids that share  a cornercorner with one O(7)LiNbCoSb tetrahedra,  a cornercorner with one O(8)LiNbCoSb tetrahedra, corners with two equivalent O(4)LiCoSb2 tetrahedra,  a cornercorner with one O(13)LiCo2Sb trigonal pyramid,  an edgeedge with one O(7)LiNbCoSb tetrahedra, and  an edgeedge with one O(8)LiNbCoSb tetrahedra. In the third O site, O(3) is bonded in a rectangular see-saw-like geometry to one Li(1), one Co(1), one Sb(1), and one Sb(2) atom. In the fourth O site, O(4) is bonded to one Li(3), one Co(1), one Sb(1), and one Sb(2) atom to form distorted OLiCoSb2 tetrahedra that share corners with two equivalent O(7)LiNbCoSb tetrahedra, corners with two equivalent O(8)LiNbCoSb tetrahedra, and corners with two equivalent O(2)LiNbSb2 trigonal pyramids. In the fifth O site, O(5) is bonded to one Li(2), one Co(2), one Co(3), and one Sb(3) atom to form OLiCo2Sb tetrahedra that share corners with two equivalent O(11)LiNbCoSb trigonal pyramids and corners with three equivalent O(13)LiCo2Sb trigonal pyramids. In the sixth O site, O(6) is bonded in a rectangular see-saw-like geometry to one Li(3), one Nb(1), one Co(3), and one Sb(3) atom. In the seventh O site, O(7) is bonded to one Li(4), one Nb(1), one Co(1), and one Sb(1) atom to form distorted OLiNbCoSb tetrahedra that share  a cornercorner with one O(8)LiNbCoSb tetrahedra, corners with two equivalent O(4)LiCoSb2 tetrahedra,  a cornercorner with one O(13)LiCo2Sb trigonal pyramid,  a cornercorner with one O(2)LiNbSb2 trigonal pyramid,  an edgeedge with one O(8)LiNbCoSb tetrahedra, and  an edgeedge with one O(2)LiNbSb2 trigonal pyramid. In the eighth O site, O(8) is bonded to one Li(4), one Nb(1), one Co(1), and one Sb(2) atom to form distorted OLiNbCoSb tetrahedra that share  a cornercorner with one O(7)LiNbCoSb tetrahedra, corners with two equivalent O(4)LiCoSb2 tetrahedra,  a cornercorner with one O(13)LiCo2Sb trigonal pyramid,  a cornercorner with one O(2)LiNbSb2 trigonal pyramid,  an edgeedge with one O(7)LiNbCoSb tetrahedra, and  an edgeedge with one O(2)LiNbSb2 trigonal pyramid. In the ninth O site, O(9) is bonded in a rectangular see-saw-like geometry to one Li(2), one Nb(2), one Sb(1), and one Sb(2) atom. In the tenth O site, O(10) is bonded in a distorted rectangular see-saw-like geometry to one Li(3), one Nb(1), one Co(2), and one Co(3) atom. In the eleventh O site, O(11) is bonded to one Li(1), one Nb(2), one Co(2), and one Sb(3) atom to form a mixture of distorted corner and edge-sharing OLiNbCoSb trigonal pyramids. In the twelfth O site, O(12) is bonded in a rectangular see-saw-like geometry to one Li(1), one Nb(2), one Co(3), and one Sb(3) atom. In the thirteenth O site, O(13) is bonded to one Li(4), one Co(2), one Co(3), and one Sb(3) atom to form distorted OLiCo2Sb trigonal pyramids that share  a cornercorner with one O(7)LiNbCoSb tetrahedra,  a cornercorner with one O(8)LiNbCoSb tetrahedra, corners with three equivalent O(5)LiCo2Sb tetrahedra,  a cornercorner with one O(2)LiNbSb2 trigonal pyramid, and  an edgeedge with one O(11)LiNbCoSb trigonal pyramid. In the fourteenth O site, O(14) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), one Nb(2), one Co(1), and one Sb(1) atom. In the fifteenth O site, O(15) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Nb(2), one Co(2), and one Co(3) atom. In the sixteenth O site, O(16) is bonded in a rectangular see-saw-like geometry to one Li(2), one Nb(2), one Co(1), and one Sb(2) atom.