The structure described by Li4Nb3Ni3(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 Ni(1)O6 octahedra, corners with two equivalent Nb(1)O6 octahedra, corners with two equivalent Nb(2)O6 octahedra, corners with three equivalent Te(2)O6 octahedra, and corners with four equivalent Ni(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 52-65°. In the second Li site, Li(2) is bonded in a rectangular see-saw-like geometry to one O(5), one O(7), and two equivalent O(11) atoms. In the third Li site, Li(3) is bonded to one O(4), one O(8), and two equivalent O(1) atoms to form distorted LiO4 trigonal pyramids that share  a cornercorner with one Ni(1)O6 octahedra, corners with two equivalent Nb(1)O6 octahedra,  an edgeedge with one Nb(2)O6 octahedra, and edges with two equivalent Ni(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-63°. 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 Nb(2)O6 octahedra, corners with two equivalent Ni(1)O6 octahedra, corners with two equivalent Ni(2)O6 octahedra, and corners with four equivalent Nb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 45-60°. There are two inequivalent Nb sites. In the first Nb site, Nb(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 NbO6 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,  a cornercorner with one Li(3)O4 trigonal pyramid, edges with two equivalent Nb(1)O6 octahedra, and edges with two equivalent Ni(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 52-61°. In the second Nb site, Nb(2) is bonded to one O(10), one O(5), two equivalent O(1), and two equivalent O(9) atoms to form NbO6 octahedra that share  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 four equivalent Ni(2)O6 octahedra, and  an edgeedge with one Li(3)O4 trigonal pyramid. There are two inequivalent Ni sites. In the first Ni site, Ni(1) is bonded to one O(3), one O(4), two equivalent O(11), and two equivalent O(6) atoms to form NiO6 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,  a cornercorner with one Li(3)O4 trigonal pyramid, and edges with four equivalent Nb(1)O6 octahedra. The corner-sharing octahedral tilt angles are 52°. In the second Ni site, Ni(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 NiO6 octahedra that share  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 Nb(2)O6 octahedra, edges with two equivalent Ni(2)O6 octahedra, and  an edgeedge with one Li(3)O4 trigonal pyramid. There are two inequivalent Te sites. In the first Te site, Te(1) is bonded in a 6-coordinate geometry to one O(2), one O(8), two equivalent O(1), and two equivalent O(6) atoms. 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 distorted TeO6 octahedra that share corners with two equivalent Ni(1)O6 octahedra, corners with four equivalent Nb(1)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra,  an edgeedge with one Nb(2)O6 octahedra, and edges with two equivalent Ni(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 52-61°. 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 Nb(2), one Ni(2), and one Te(1) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Li(4), two equivalent Nb(1), and one Te(1) atom. In the third O site, O(3) is bonded in a rectangular see-saw-like geometry to one Li(1), two equivalent Nb(1), and one Ni(1) atom. In the fourth O site, O(4) is bonded in a distorted tetrahedral geometry to one Li(3), two equivalent Nb(1), and one Ni(1) atom. In the fifth O site, O(5) is bonded to one Li(2), one Nb(2), and two equivalent Ni(2) atoms to form corner-sharing OLiNbNi2 tetrahedra. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one Li(4), one Nb(1), one Ni(1), and one Te(1) atom. In the seventh O site, O(7) is bonded in a 4-coordinate geometry to one Li(2), two equivalent Nb(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 Ni(2), and one Te(1) atom. In the ninth O site, O(9) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Nb(2), one Ni(2), and one Te(2) atom. In the tenth O site, O(10) is bonded in a rectangular see-saw-like geometry to one Li(4), one Nb(2), and two equivalent Ni(2) atoms. In the eleventh O site, O(11) is bonded in a rectangular see-saw-like geometry to one Li(2), one Nb(1), one Ni(1), and one Te(2) atom. In the twelfth O site, O(12) is bonded to one Li(1), two equivalent Ni(2), and one Te(2) atom to form corner-sharing OLiNi2Te tetrahedra. is represented by the CIF card [CIF]
data_Li4Nb3Ni3(TeO8)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.163
_cell_length_b   6.163
_cell_length_c   10.409
_cell_angle_alpha   89.478
_cell_angle_beta   89.478
_cell_angle_gamma   58.368
_symmetry_Int_Tables_number   1
_cell_volume   336.617
_cell_formula_units_Z   1
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Li  Li0  1  0.664  0.664  0.905  1.0
  Li  Li1  1  0.996  0.996  0.982  1.0
  Li  Li2  1  0.992  0.992  0.500  1.0
  Li  Li3  1  0.337  0.337  0.405  1.0
  Nb  Nb4  1  0.843  0.344  0.221  1.0
  Nb  Nb5  1  0.344  0.843  0.221  1.0
  Nb  Nb6  1  0.180  0.180  0.732  1.0
  Ni  Ni7  1  0.833  0.833  0.205  1.0
  Ni  Ni8  1  0.659  0.170  0.715  1.0
  Ni  Ni9  1  0.170  0.659  0.715  1.0
  Te  Te10  1  0.671  0.671  0.517  1.0
  Te  Te11  1  0.357  0.357  0.994  1.0
  O  O12  1  0.833  0.336  0.603  1.0
  O  O13  1  0.509  0.509  0.329  1.0
  O  O14  1  0.665  0.665  0.101  1.0
  O  O15  1  0.992  0.992  0.314  1.0
  O  O16  1  0.006  0.006  0.799  1.0
  O  O17  1  0.336  0.833  0.603  1.0
  O  O18  1  0.989  0.490  0.319  1.0
  O  O19  1  0.490  0.989  0.319  1.0
  O  O20  1  0.142  0.142  0.096  1.0
  O  O21  1  0.833  0.833  0.602  1.0
  O  O22  1  0.483  0.016  0.833  1.0
  O  O23  1  0.016  0.483  0.833  1.0
  O  O24  1  0.321  0.321  0.607  1.0
  O  O25  1  0.682  0.176  0.091  1.0
  O  O26  1  0.481  0.481  0.852  1.0
  O  O27  1  0.176  0.682  0.091  1.0
[/CIF]
.
The structure described by Li4Nb3Ni3(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 Ni(1)O6 octahedra, corners with two equivalent Nb(1)O6 octahedra, corners with two equivalent Nb(2)O6 octahedra, corners with three equivalent Te(2)O6 octahedra, and corners with four equivalent Ni(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 52-65°. In the second Li site, Li(2) is bonded in a rectangular see-saw-like geometry to one O(5), one O(7), and two equivalent O(11) atoms. In the third Li site, Li(3) is bonded to one O(4), one O(8), and two equivalent O(1) atoms to form distorted LiO4 trigonal pyramids that share  a cornercorner with one Ni(1)O6 octahedra, corners with two equivalent Nb(1)O6 octahedra,  an edgeedge with one Nb(2)O6 octahedra, and edges with two equivalent Ni(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 56-63°. 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 Nb(2)O6 octahedra, corners with two equivalent Ni(1)O6 octahedra, corners with two equivalent Ni(2)O6 octahedra, and corners with four equivalent Nb(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 45-60°. There are two inequivalent Nb sites. In the first Nb site, Nb(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 NbO6 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,  a cornercorner with one Li(3)O4 trigonal pyramid, edges with two equivalent Nb(1)O6 octahedra, and edges with two equivalent Ni(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 52-61°. In the second Nb site, Nb(2) is bonded to one O(10), one O(5), two equivalent O(1), and two equivalent O(9) atoms to form NbO6 octahedra that share  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 four equivalent Ni(2)O6 octahedra, and  an edgeedge with one Li(3)O4 trigonal pyramid. There are two inequivalent Ni sites. In the first Ni site, Ni(1) is bonded to one O(3), one O(4), two equivalent O(11), and two equivalent O(6) atoms to form NiO6 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,  a cornercorner with one Li(3)O4 trigonal pyramid, and edges with four equivalent Nb(1)O6 octahedra. The corner-sharing octahedral tilt angles are 52°. In the second Ni site, Ni(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 NiO6 octahedra that share  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 Nb(2)O6 octahedra, edges with two equivalent Ni(2)O6 octahedra, and  an edgeedge with one Li(3)O4 trigonal pyramid. There are two inequivalent Te sites. In the first Te site, Te(1) is bonded in a 6-coordinate geometry to one O(2), one O(8), two equivalent O(1), and two equivalent O(6) atoms. 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 distorted TeO6 octahedra that share corners with two equivalent Ni(1)O6 octahedra, corners with four equivalent Nb(1)O6 octahedra, corners with three equivalent Li(1)O4 tetrahedra,  an edgeedge with one Nb(2)O6 octahedra, and edges with two equivalent Ni(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 52-61°. 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 Nb(2), one Ni(2), and one Te(1) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Li(4), two equivalent Nb(1), and one Te(1) atom. In the third O site, O(3) is bonded in a rectangular see-saw-like geometry to one Li(1), two equivalent Nb(1), and one Ni(1) atom. In the fourth O site, O(4) is bonded in a distorted tetrahedral geometry to one Li(3), two equivalent Nb(1), and one Ni(1) atom. In the fifth O site, O(5) is bonded to one Li(2), one Nb(2), and two equivalent Ni(2) atoms to form corner-sharing OLiNbNi2 tetrahedra. In the sixth O site, O(6) is bonded in a 4-coordinate geometry to one Li(4), one Nb(1), one Ni(1), and one Te(1) atom. In the seventh O site, O(7) is bonded in a 4-coordinate geometry to one Li(2), two equivalent Nb(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 Ni(2), and one Te(1) atom. In the ninth O site, O(9) is bonded in a distorted rectangular see-saw-like geometry to one Li(1), one Nb(2), one Ni(2), and one Te(2) atom. In the tenth O site, O(10) is bonded in a rectangular see-saw-like geometry to one Li(4), one Nb(2), and two equivalent Ni(2) atoms. In the eleventh O site, O(11) is bonded in a rectangular see-saw-like geometry to one Li(2), one Nb(1), one Ni(1), and one Te(2) atom. In the twelfth O site, O(12) is bonded to one Li(1), two equivalent Ni(2), and one Te(2) atom to form corner-sharing OLiNi2Te tetrahedra. is represented by the CIF card [CIF]
data_Li4Nb3Ni3(TeO8)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.163
_cell_length_b   6.163
_cell_length_c   10.409
_cell_angle_alpha   89.478
_cell_angle_beta   89.478
_cell_angle_gamma   58.368
_symmetry_Int_Tables_number   1
_cell_volume   336.617
_cell_formula_units_Z   1
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
  Li  Li0  1  0.664  0.664  0.905  1.0
  Li  Li1  1  0.996  0.996  0.982  1.0
  Li  Li2  1  0.992  0.992  0.500  1.0
  Li  Li3  1  0.337  0.337  0.405  1.0
  Nb  Nb4  1  0.843  0.344  0.221  1.0
  Nb  Nb5  1  0.344  0.843  0.221  1.0
  Nb  Nb6  1  0.180  0.180  0.732  1.0
  Ni  Ni7  1  0.833  0.833  0.205  1.0
  Ni  Ni8  1  0.659  0.170  0.715  1.0
  Ni  Ni9  1  0.170  0.659  0.715  1.0
  Te  Te10  1  0.671  0.671  0.517  1.0
  Te  Te11  1  0.357  0.357  0.994  1.0
  O  O12  1  0.833  0.336  0.603  1.0
  O  O13  1  0.509  0.509  0.329  1.0
  O  O14  1  0.665  0.665  0.101  1.0
  O  O15  1  0.992  0.992  0.314  1.0
  O  O16  1  0.006  0.006  0.799  1.0
  O  O17  1  0.336  0.833  0.603  1.0
  O  O18  1  0.989  0.490  0.319  1.0
  O  O19  1  0.490  0.989  0.319  1.0
  O  O20  1  0.142  0.142  0.096  1.0
  O  O21  1  0.833  0.833  0.602  1.0
  O  O22  1  0.483  0.016  0.833  1.0
  O  O23  1  0.016  0.483  0.833  1.0
  O  O24  1  0.321  0.321  0.607  1.0
  O  O25  1  0.682  0.176  0.091  1.0
  O  O26  1  0.481  0.481  0.852  1.0
  O  O27  1  0.176  0.682  0.091  1.0
[/CIF]
.