Li4Mn3Cu3(TeO8)2 is Hausmannite-derived structured and crystallizes in the monoclinic Cm space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(12), one O(3), and two equivalent O(9) atoms to form LiO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra, corners with two equivalent Cu(1)O6 octahedra, corners with two equivalent Cu(2)O6 octahedra, corners with three equivalent Te(2)O6 octahedra, and corners with four equivalent Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 55-65°. In the second Li site, Li(2) is bonded to one O(5), one O(7), and two equivalent O(11) atoms to form distorted LiO4 tetrahedra that share  a cornercorner with one Cu(2)O6 octahedra, corners with two equivalent Mn(2)O6 octahedra, corners with three equivalent Te(2)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra, and edges with two equivalent Cu(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 60-69°. In the third Li site, Li(3) is bonded in a rectangular see-saw-like geometry to one O(4), one O(8), and two equivalent O(1) atoms. In the fourth Li site, Li(4) is bonded to one O(10), one O(2), and two equivalent O(6) atoms to form LiO4 tetrahedra that share  a cornercorner with one Cu(2)O6 octahedra, corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(2)O6 octahedra, corners with three equivalent Te(1)O6 octahedra, and corners with four equivalent Cu(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-65°. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(3), one O(4), two equivalent O(11), and two equivalent O(6) atoms to form MnO6 octahedra that share corners with two equivalent Te(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Te(1)O6 octahedra, edges with four equivalent Cu(1)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles are 45°. In the second Mn site, Mn(2) is bonded to one O(1), one O(10), one O(12), one O(5), one O(8), and one O(9) atom to form MnO6 octahedra that share corners with two equivalent Te(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 Te(2)O6 octahedra, edges with two equivalent Mn(2)O6 octahedra, and edges with two equivalent Cu(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 46-48°. There are two inequivalent Cu sites. In the first Cu site, Cu(1) is bonded to one O(11), one O(2), one O(3), one O(4), one O(6), and one O(7) atom to form distorted CuO6 octahedra that share corners with two equivalent Te(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Te(1)O6 octahedra, edges with two equivalent Mn(1)O6 octahedra, edges with two equivalent Cu(1)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 50-53°. In the second Cu site, Cu(2) is bonded to one O(10), one O(5), two equivalent O(1), and two equivalent O(9) atoms to form CuO6 octahedra that share corners with two equivalent Te(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 Te(2)O6 octahedra, and edges with four equivalent Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles are 53°. There are two inequivalent Te sites. In the first Te site, Te(1) is bonded to one O(2), one O(8), two equivalent O(1), and two equivalent O(6) atoms to form TeO6 octahedra that share corners with two equivalent Cu(2)O6 octahedra, corners with four equivalent Mn(2)O6 octahedra, corners with three equivalent Li(4)O4 tetrahedra,  an edgeedge with one Mn(1)O6 octahedra, and edges with two equivalent Cu(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 46-53°. In the second Te site, Te(2) is bonded to one O(12), one O(7), two equivalent O(11), and two equivalent O(9) atoms to form TeO6 octahedra that share corners with two equivalent Mn(1)O6 octahedra, corners with four equivalent Cu(1)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(2)O4 tetrahedra,  an edgeedge with one Cu(2)O6 octahedra, and edges with two equivalent Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 45-53°. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a rectangular see-saw-like geometry to one Li(3), one Mn(2), one Cu(2), and one Te(1) atom. In the second O site, O(2) is bonded to one Li(4), two equivalent Cu(1), and one Te(1) atom to form distorted OLiCu2Te tetrahedra that share  a cornercorner with one O(10)LiMn2Cu tetrahedra, corners with two equivalent O(4)LiMnCu2 tetrahedra, and  an edgeedge with one O(3)LiMnCu2 tetrahedra. In the third O site, O(3) is bonded to one Li(1), one Mn(1), and two equivalent Cu(1) atoms to form OLiMnCu2 tetrahedra that share corners with three equivalent O(4)LiMnCu2 tetrahedra and  an edgeedge with one O(2)LiCu2Te tetrahedra. In the fourth O site, O(4) is bonded to one Li(3), one Mn(1), and two equivalent Cu(1) atoms to form OLiMnCu2 tetrahedra that share corners with two equivalent O(2)LiCu2Te tetrahedra and corners with three equivalent O(3)LiMnCu2 tetrahedra. In the fifth O site, O(5) is bonded to one Li(2), two equivalent Mn(2), and one Cu(2) atom to form corner-sharing OLiMn2Cu tetrahedra. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one Li(4), one Mn(1), one Cu(1), and one Te(1) atom. In the seventh O site, O(7) is bonded in a rectangular see-saw-like geometry to one Li(2), two equivalent Cu(1), and one Te(2) atom. In the eighth O site, O(8) is bonded in a rectangular see-saw-like geometry to one Li(3), two equivalent Mn(2), and one Te(1) atom. In the ninth O site, O(9) is bonded in a 4-coordinate geometry to one Li(1), one Mn(2), one Cu(2), and one Te(2) atom. In the tenth O site, O(10) is bonded to one Li(4), two equivalent Mn(2), and one Cu(2) atom to form OLiMn2Cu tetrahedra that share  a cornercorner with one O(2)LiCu2Te tetrahedra and corners with three equivalent O(5)LiMn2Cu tetrahedra. In the eleventh O site, O(11) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), one Mn(1), one Cu(1), and one Te(2) atom. In the twelfth O site, O(12) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), two equivalent Mn(2), and one Te(2) atom.
Li4Mn3Cu3(TeO8)2 is Hausmannite-derived structured and crystallizes in the monoclinic Cm space group. There are four inequivalent Li sites. In the first Li site, Li(1) is bonded to one O(12), one O(3), and two equivalent O(9) atoms to form LiO4 tetrahedra that share  a cornercorner with one Mn(1)O6 octahedra, corners with two equivalent Cu(1)O6 octahedra, corners with two equivalent Cu(2)O6 octahedra, corners with three equivalent Te(2)O6 octahedra, and corners with four equivalent Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 55-65°. The Li(1)-O(12) bond length is 2.01 Å. The Li(1)-O(3) bond length is 2.02 Å. Both Li(1)-O(9) bond lengths are 1.99 Å. In the second Li site, Li(2) is bonded to one O(5), one O(7), and two equivalent O(11) atoms to form distorted LiO4 tetrahedra that share  a cornercorner with one Cu(2)O6 octahedra, corners with two equivalent Mn(2)O6 octahedra, corners with three equivalent Te(2)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra, and edges with two equivalent Cu(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 60-69°. The Li(2)-O(5) bond length is 1.89 Å. The Li(2)-O(7) bond length is 1.99 Å. Both Li(2)-O(11) bond lengths are 2.06 Å. In the third Li site, Li(3) is bonded in a rectangular see-saw-like geometry to one O(4), one O(8), and two equivalent O(1) atoms. The Li(3)-O(4) bond length is 1.87 Å. The Li(3)-O(8) bond length is 2.11 Å. Both Li(3)-O(1) bond lengths are 2.05 Å. In the fourth Li site, Li(4) is bonded to one O(10), one O(2), and two equivalent O(6) atoms to form LiO4 tetrahedra that share  a cornercorner with one Cu(2)O6 octahedra, corners with two equivalent Mn(1)O6 octahedra, corners with two equivalent Mn(2)O6 octahedra, corners with three equivalent Te(1)O6 octahedra, and corners with four equivalent Cu(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-65°. The Li(4)-O(10) bond length is 2.06 Å. The Li(4)-O(2) bond length is 1.97 Å. Both Li(4)-O(6) bond lengths are 1.98 Å. There are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(3), one O(4), two equivalent O(11), and two equivalent O(6) atoms to form MnO6 octahedra that share corners with two equivalent Te(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Te(1)O6 octahedra, edges with four equivalent Cu(1)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles are 45°. The Mn(1)-O(3) bond length is 1.90 Å. The Mn(1)-O(4) bond length is 1.92 Å. Both Mn(1)-O(11) bond lengths are 2.08 Å. Both Mn(1)-O(6) bond lengths are 2.08 Å. In the second Mn site, Mn(2) is bonded to one O(1), one O(10), one O(12), one O(5), one O(8), and one O(9) atom to form MnO6 octahedra that share corners with two equivalent Te(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 Te(2)O6 octahedra, edges with two equivalent Mn(2)O6 octahedra, and edges with two equivalent Cu(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 46-48°. The Mn(2)-O(1) bond length is 2.07 Å. The Mn(2)-O(10) bond length is 1.91 Å. The Mn(2)-O(12) bond length is 2.21 Å. The Mn(2)-O(5) bond length is 1.92 Å. The Mn(2)-O(8) bond length is 2.17 Å. The Mn(2)-O(9) bond length is 2.07 Å. There are two inequivalent Cu sites. In the first Cu site, Cu(1) is bonded to one O(11), one O(2), one O(3), one O(4), one O(6), and one O(7) atom to form distorted CuO6 octahedra that share corners with two equivalent Te(2)O6 octahedra,  a cornercorner with one Li(1)O4 tetrahedra, corners with two equivalent Li(4)O4 tetrahedra,  an edgeedge with one Te(1)O6 octahedra, edges with two equivalent Mn(1)O6 octahedra, edges with two equivalent Cu(1)O6 octahedra, and  an edgeedge with one Li(2)O4 tetrahedra. The corner-sharing octahedral tilt angles range from 50-53°. The Cu(1)-O(11) bond length is 2.27 Å. The Cu(1)-O(2) bond length is 2.11 Å. The Cu(1)-O(3) bond length is 1.91 Å. The Cu(1)-O(4) bond length is 1.92 Å. The Cu(1)-O(6) bond length is 2.35 Å. The Cu(1)-O(7) bond length is 2.09 Å. In the second Cu site, Cu(2) is bonded to one O(10), one O(5), two equivalent O(1), and two equivalent O(9) atoms to form CuO6 octahedra that share corners with two equivalent Te(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 Te(2)O6 octahedra, and edges with four equivalent Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles are 53°. The Cu(2)-O(10) bond length is 1.95 Å. The Cu(2)-O(5) bond length is 1.95 Å. Both Cu(2)-O(1) bond lengths are 2.19 Å. Both Cu(2)-O(9) bond lengths are 2.22 Å. There are two inequivalent Te sites. In the first Te site, Te(1) is bonded to one O(2), one O(8), two equivalent O(1), and two equivalent O(6) atoms to form TeO6 octahedra that share corners with two equivalent Cu(2)O6 octahedra, corners with four equivalent Mn(2)O6 octahedra, corners with three equivalent Li(4)O4 tetrahedra,  an edgeedge with one Mn(1)O6 octahedra, and edges with two equivalent Cu(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 46-53°. The Te(1)-O(2) bond length is 1.99 Å. The Te(1)-O(8) bond length is 1.99 Å. Both Te(1)-O(1) bond lengths are 1.99 Å. Both Te(1)-O(6) bond lengths are 1.96 Å. In the second Te site, Te(2) is bonded to one O(12), one O(7), two equivalent O(11), and two equivalent O(9) atoms to form TeO6 octahedra that share corners with two equivalent Mn(1)O6 octahedra, corners with four equivalent Cu(1)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra, corners with three equivalent Li(2)O4 tetrahedra,  an edgeedge with one Cu(2)O6 octahedra, and edges with two equivalent Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 45-53°. The Te(2)-O(12) bond length is 1.98 Å. The Te(2)-O(7) bond length is 1.97 Å. Both Te(2)-O(11) bond lengths are 1.97 Å. Both Te(2)-O(9) bond lengths are 2.00 Å. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a rectangular see-saw-like geometry to one Li(3), one Mn(2), one Cu(2), and one Te(1) atom. In the second O site, O(2) is bonded to one Li(4), two equivalent Cu(1), and one Te(1) atom to form distorted OLiCu2Te tetrahedra that share  a cornercorner with one O(10)LiMn2Cu tetrahedra, corners with two equivalent O(4)LiMnCu2 tetrahedra, and  an edgeedge with one O(3)LiMnCu2 tetrahedra. In the third O site, O(3) is bonded to one Li(1), one Mn(1), and two equivalent Cu(1) atoms to form OLiMnCu2 tetrahedra that share corners with three equivalent O(4)LiMnCu2 tetrahedra and  an edgeedge with one O(2)LiCu2Te tetrahedra. In the fourth O site, O(4) is bonded to one Li(3), one Mn(1), and two equivalent Cu(1) atoms to form OLiMnCu2 tetrahedra that share corners with two equivalent O(2)LiCu2Te tetrahedra and corners with three equivalent O(3)LiMnCu2 tetrahedra. In the fifth O site, O(5) is bonded to one Li(2), two equivalent Mn(2), and one Cu(2) atom to form corner-sharing OLiMn2Cu tetrahedra. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one Li(4), one Mn(1), one Cu(1), and one Te(1) atom. In the seventh O site, O(7) is bonded in a rectangular see-saw-like geometry to one Li(2), two equivalent Cu(1), and one Te(2) atom. In the eighth O site, O(8) is bonded in a rectangular see-saw-like geometry to one Li(3), two equivalent Mn(2), and one Te(1) atom. In the ninth O site, O(9) is bonded in a 4-coordinate geometry to one Li(1), one Mn(2), one Cu(2), and one Te(2) atom. In the tenth O site, O(10) is bonded to one Li(4), two equivalent Mn(2), and one Cu(2) atom to form OLiMn2Cu tetrahedra that share  a cornercorner with one O(2)LiCu2Te tetrahedra and corners with three equivalent O(5)LiMn2Cu tetrahedra. In the eleventh O site, O(11) is bonded in a distorted rectangular see-saw-like geometry to one Li(2), one Mn(1), one Cu(1), and one Te(2) atom. In the twelfth O site, O(12) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), two equivalent Mn(2), and one Te(2) atom.