The compound described by Mn3Ni3(TeO8)2 is beta Vanadium nitride-derived structured and crystallizes in the monoclinic Cm space group. There are two inequivalent Mn sites. In the first Mn site, Mn(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 MnO6 octahedra that share corners with two equivalent Te(2)O6 octahedra,  an edgeedge with one Te(1)O6 octahedra, edges with two equivalent Mn(1)O6 octahedra, and edges with two equivalent Ni(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 49-50°. In the second Mn site, Mn(2) is bonded to one O(10), one O(5), two equivalent O(1), and two equivalent O(9) atoms to form MnO6 octahedra that share corners with two equivalent Te(1)O6 octahedra,  an edgeedge with one Te(2)O6 octahedra, and edges with four equivalent Ni(2)O6 octahedra. The corner-sharing octahedral tilt angles are 50°. 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,  an edgeedge with one Te(1)O6 octahedra, and edges with four equivalent Mn(1)O6 octahedra. The corner-sharing octahedral tilt angles are 51°. 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 corners with two equivalent Te(1)O6 octahedra,  an edgeedge with one Te(2)O6 octahedra, edges with two equivalent Mn(2)O6 octahedra, and edges with two equivalent Ni(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 49-53°. 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 Mn(2)O6 octahedra, corners with four equivalent Ni(2)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra, and edges with two equivalent Mn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 49-53°. 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 Ni(1)O6 octahedra, corners with four equivalent Mn(1)O6 octahedra,  an edgeedge with one Mn(2)O6 octahedra, and edges with two equivalent Ni(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 49-51°. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to one Mn(2), one Ni(2), and one Te(1) atom. In the second O site, O(2) is bonded in a distorted T-shaped geometry to two equivalent Mn(1) and one Te(1) atom. In the third O site, O(3) is bonded in a distorted trigonal non-coplanar geometry to two equivalent Mn(1) and one Ni(1) atom. In the fourth O site, O(4) is bonded in a distorted trigonal non-coplanar geometry to two equivalent Mn(1) and one Ni(1) atom. In the fifth O site, O(5) is bonded in a trigonal non-coplanar geometry to one Mn(2) and two equivalent Ni(2) atoms. In the sixth O site, O(6) is bonded in a distorted trigonal non-coplanar geometry to one Mn(1), one Ni(1), and one Te(1) atom. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to two equivalent Mn(1) and one Te(2) atom. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to two equivalent Ni(2) and one Te(1) atom. In the ninth O site, O(9) is bonded in a distorted T-shaped geometry to one Mn(2), one Ni(2), and one Te(2) atom. In the tenth O site, O(10) is bonded in a distorted trigonal non-coplanar geometry to one Mn(2) and two equivalent Ni(2) atoms. In the eleventh O site, O(11) is bonded in a distorted trigonal planar geometry to one Mn(1), one Ni(1), and one Te(2) atom. In the twelfth O site, O(12) is bonded in a distorted trigonal non-coplanar geometry to two equivalent Ni(2) and one Te(2) atom. is represented by the CIF file [CIF]
data_Mn3Ni3(TeO8)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.882
_cell_length_b   5.812
_cell_length_c   9.191
_cell_angle_alpha   90.000
_cell_angle_beta   91.704
_cell_angle_gamma   119.608
_symmetry_Int_Tables_number   1
_cell_volume   273.002
_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
  Mn  Mn0  1  0.172  0.834  0.211  1.0
  Mn  Mn1  1  0.172  0.338  0.211  1.0
  Mn  Mn2  1  0.337  0.169  0.713  1.0
  Ni  Ni3  1  0.662  0.831  0.211  1.0
  Ni  Ni4  1  0.832  0.664  0.710  1.0
  Ni  Ni5  1  0.832  0.169  0.710  1.0
  Te  Te6  1  0.343  0.672  0.490  1.0
  Te  Te7  1  0.673  0.336  0.985  1.0
  O  O8  1  0.179  0.834  0.596  1.0
  O  O9  1  0.040  0.520  0.337  1.0
  O  O10  1  0.314  0.657  0.108  1.0
  O  O11  1  0.016  0.008  0.305  1.0
  O  O12  1  0.008  0.004  0.803  1.0
  O  O13  1  0.179  0.345  0.596  1.0
  O  O14  1  0.467  0.962  0.346  1.0
  O  O15  1  0.467  0.506  0.346  1.0
  O  O16  1  0.342  0.171  0.102  1.0
  O  O17  1  0.675  0.838  0.592  1.0
  O  O18  1  0.501  0.469  0.847  1.0
  O  O19  1  0.501  0.032  0.847  1.0
  O  O20  1  0.657  0.329  0.614  1.0
  O  O21  1  0.835  0.663  0.095  1.0
  O  O22  1  0.958  0.479  0.844  1.0
  O  O23  1  0.835  0.172  0.095  1.0
[/CIF]
.
The compound described by Mn3Ni3(TeO8)2 is beta Vanadium nitride-derived structured and crystallizes in the monoclinic Cm space group. There are two inequivalent Mn sites. In the first Mn site, Mn(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 MnO6 octahedra that share corners with two equivalent Te(2)O6 octahedra,  an edgeedge with one Te(1)O6 octahedra, edges with two equivalent Mn(1)O6 octahedra, and edges with two equivalent Ni(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 49-50°. In the second Mn site, Mn(2) is bonded to one O(10), one O(5), two equivalent O(1), and two equivalent O(9) atoms to form MnO6 octahedra that share corners with two equivalent Te(1)O6 octahedra,  an edgeedge with one Te(2)O6 octahedra, and edges with four equivalent Ni(2)O6 octahedra. The corner-sharing octahedral tilt angles are 50°. 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,  an edgeedge with one Te(1)O6 octahedra, and edges with four equivalent Mn(1)O6 octahedra. The corner-sharing octahedral tilt angles are 51°. 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 corners with two equivalent Te(1)O6 octahedra,  an edgeedge with one Te(2)O6 octahedra, edges with two equivalent Mn(2)O6 octahedra, and edges with two equivalent Ni(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 49-53°. 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 Mn(2)O6 octahedra, corners with four equivalent Ni(2)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra, and edges with two equivalent Mn(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 49-53°. 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 Ni(1)O6 octahedra, corners with four equivalent Mn(1)O6 octahedra,  an edgeedge with one Mn(2)O6 octahedra, and edges with two equivalent Ni(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 49-51°. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a distorted trigonal planar geometry to one Mn(2), one Ni(2), and one Te(1) atom. In the second O site, O(2) is bonded in a distorted T-shaped geometry to two equivalent Mn(1) and one Te(1) atom. In the third O site, O(3) is bonded in a distorted trigonal non-coplanar geometry to two equivalent Mn(1) and one Ni(1) atom. In the fourth O site, O(4) is bonded in a distorted trigonal non-coplanar geometry to two equivalent Mn(1) and one Ni(1) atom. In the fifth O site, O(5) is bonded in a trigonal non-coplanar geometry to one Mn(2) and two equivalent Ni(2) atoms. In the sixth O site, O(6) is bonded in a distorted trigonal non-coplanar geometry to one Mn(1), one Ni(1), and one Te(1) atom. In the seventh O site, O(7) is bonded in a distorted trigonal planar geometry to two equivalent Mn(1) and one Te(2) atom. In the eighth O site, O(8) is bonded in a distorted trigonal planar geometry to two equivalent Ni(2) and one Te(1) atom. In the ninth O site, O(9) is bonded in a distorted T-shaped geometry to one Mn(2), one Ni(2), and one Te(2) atom. In the tenth O site, O(10) is bonded in a distorted trigonal non-coplanar geometry to one Mn(2) and two equivalent Ni(2) atoms. In the eleventh O site, O(11) is bonded in a distorted trigonal planar geometry to one Mn(1), one Ni(1), and one Te(2) atom. In the twelfth O site, O(12) is bonded in a distorted trigonal non-coplanar geometry to two equivalent Ni(2) and one Te(2) atom. is represented by the CIF file [CIF]
data_Mn3Ni3(TeO8)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.882
_cell_length_b   5.812
_cell_length_c   9.191
_cell_angle_alpha   90.000
_cell_angle_beta   91.704
_cell_angle_gamma   119.608
_symmetry_Int_Tables_number   1
_cell_volume   273.002
_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
  Mn  Mn0  1  0.172  0.834  0.211  1.0
  Mn  Mn1  1  0.172  0.338  0.211  1.0
  Mn  Mn2  1  0.337  0.169  0.713  1.0
  Ni  Ni3  1  0.662  0.831  0.211  1.0
  Ni  Ni4  1  0.832  0.664  0.710  1.0
  Ni  Ni5  1  0.832  0.169  0.710  1.0
  Te  Te6  1  0.343  0.672  0.490  1.0
  Te  Te7  1  0.673  0.336  0.985  1.0
  O  O8  1  0.179  0.834  0.596  1.0
  O  O9  1  0.040  0.520  0.337  1.0
  O  O10  1  0.314  0.657  0.108  1.0
  O  O11  1  0.016  0.008  0.305  1.0
  O  O12  1  0.008  0.004  0.803  1.0
  O  O13  1  0.179  0.345  0.596  1.0
  O  O14  1  0.467  0.962  0.346  1.0
  O  O15  1  0.467  0.506  0.346  1.0
  O  O16  1  0.342  0.171  0.102  1.0
  O  O17  1  0.675  0.838  0.592  1.0
  O  O18  1  0.501  0.469  0.847  1.0
  O  O19  1  0.501  0.032  0.847  1.0
  O  O20  1  0.657  0.329  0.614  1.0
  O  O21  1  0.835  0.663  0.095  1.0
  O  O22  1  0.958  0.479  0.844  1.0
  O  O23  1  0.835  0.172  0.095  1.0
[/CIF]
.