The crystal structure described by Mn3Ni2Te3O16 is Hydrophilite-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(3), one O(4), two equivalent O(11), and two equivalent O(6) atoms to form distorted MnO6 octahedra that share corners with two equivalent Ni(2)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra, and edges with four equivalent Te(1)O6 octahedra. The corner-sharing octahedral tilt angles are 52°. 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 Ni(1)O6 octahedra,  an edgeedge with one Ni(2)O6 octahedra, edges with two equivalent Mn(2)O6 octahedra, and edges with two equivalent Te(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-55°. There are two inequivalent Ni sites. In the first Ni site, Ni(1) is bonded to one O(2), one O(8), two equivalent O(1), and two equivalent O(6) atoms to form distorted NiO6 octahedra that share corners with two equivalent Te(2)O6 octahedra, corners with four equivalent Mn(2)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra, and edges with two equivalent Te(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-55°. In the second Ni site, Ni(2) is bonded to one O(12), one O(7), two equivalent O(11), and two equivalent O(9) atoms to form NiO6 octahedra that share corners with two equivalent Mn(1)O6 octahedra, corners with four equivalent Te(1)O6 octahedra,  an edgeedge with one Te(2)O6 octahedra, and edges with two equivalent Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 52-55°. There are two inequivalent Te sites. In the first Te site, Te(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 TeO6 octahedra that share corners with two equivalent Ni(2)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra, edges with two equivalent Mn(1)O6 octahedra, and edges with two equivalent Te(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-55°. In the second Te site, Te(2) is bonded to one O(10), one O(5), two equivalent O(1), and two equivalent O(9) atoms to form TeO6 octahedra that share corners with two equivalent Ni(1)O6 octahedra,  an edgeedge with one Ni(2)O6 octahedra, and edges with four equivalent Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles are 55°. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a trigonal planar geometry to one Mn(2), one Ni(1), and one Te(2) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Ni(1) and two equivalent Te(1) atoms. In the third O site, O(3) is bonded in a distorted T-shaped geometry to one Mn(1) and two equivalent Te(1) atoms. In the fourth O site, O(4) is bonded in a distorted T-shaped geometry to one Mn(1) and two equivalent Te(1) atoms. In the fifth O site, O(5) is bonded in a distorted trigonal non-coplanar geometry to two equivalent Mn(2) and one Te(2) atom. 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 one Ni(2) and two equivalent Te(1) atoms. In the eighth O site, O(8) is bonded in a trigonal planar geometry to two equivalent Mn(2) and one Ni(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 T-shaped geometry to two equivalent Mn(2) and one Te(2) atom. In the eleventh O site, O(11) is bonded in a trigonal planar geometry to one Mn(1), one Ni(2), and one Te(1) atom. In the twelfth O site, O(12) is bonded in a distorted trigonal non-coplanar geometry to two equivalent Mn(2) and one Ni(2) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Mn3Ni2Te3O16
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.021
_cell_length_b   6.021
_cell_length_c   8.919
_cell_angle_alpha   89.639
_cell_angle_beta   89.639
_cell_angle_gamma   59.303
_symmetry_Int_Tables_number   1
_cell_volume   277.997
_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  0.832  0.832  0.785  1.0
  Mn  Mn1  1  0.166  0.665  0.289  1.0
  Mn  Mn2  1  0.665  0.166  0.289  1.0
  Ni  Ni3  1  0.676  0.676  0.492  1.0
  Ni  Ni4  1  0.343  0.343  0.018  1.0
  Te  Te5  1  0.334  0.831  0.788  1.0
  Te  Te6  1  0.831  0.334  0.788  1.0
  Te  Te7  1  0.167  0.167  0.288  1.0
  O  O8  1  0.324  0.844  0.396  1.0
  O  O9  1  0.519  0.519  0.661  1.0
  O  O10  1  0.645  0.645  0.915  1.0
  O  O11  1  0.018  0.018  0.667  1.0
  O  O12  1  0.005  0.005  0.179  1.0
  O  O13  1  0.844  0.324  0.396  1.0
  O  O14  1  0.518  0.956  0.674  1.0
  O  O15  1  0.956  0.518  0.674  1.0
  O  O16  1  0.160  0.160  0.902  1.0
  O  O17  1  0.843  0.843  0.391  1.0
  O  O18  1  0.042  0.478  0.165  1.0
  O  O19  1  0.478  0.042  0.165  1.0
  O  O20  1  0.325  0.325  0.405  1.0
  O  O21  1  0.161  0.682  0.889  1.0
  O  O22  1  0.476  0.476  0.177  1.0
  O  O23  1  0.682  0.161  0.889  1.0
[/CIF]
.
The crystal structure described by Mn3Ni2Te3O16 is Hydrophilite-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(3), one O(4), two equivalent O(11), and two equivalent O(6) atoms to form distorted MnO6 octahedra that share corners with two equivalent Ni(2)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra, and edges with four equivalent Te(1)O6 octahedra. The corner-sharing octahedral tilt angles are 52°. 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 Ni(1)O6 octahedra,  an edgeedge with one Ni(2)O6 octahedra, edges with two equivalent Mn(2)O6 octahedra, and edges with two equivalent Te(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-55°. There are two inequivalent Ni sites. In the first Ni site, Ni(1) is bonded to one O(2), one O(8), two equivalent O(1), and two equivalent O(6) atoms to form distorted NiO6 octahedra that share corners with two equivalent Te(2)O6 octahedra, corners with four equivalent Mn(2)O6 octahedra,  an edgeedge with one Mn(1)O6 octahedra, and edges with two equivalent Te(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-55°. In the second Ni site, Ni(2) is bonded to one O(12), one O(7), two equivalent O(11), and two equivalent O(9) atoms to form NiO6 octahedra that share corners with two equivalent Mn(1)O6 octahedra, corners with four equivalent Te(1)O6 octahedra,  an edgeedge with one Te(2)O6 octahedra, and edges with two equivalent Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles range from 52-55°. There are two inequivalent Te sites. In the first Te site, Te(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 TeO6 octahedra that share corners with two equivalent Ni(2)O6 octahedra,  an edgeedge with one Ni(1)O6 octahedra, edges with two equivalent Mn(1)O6 octahedra, and edges with two equivalent Te(1)O6 octahedra. The corner-sharing octahedral tilt angles range from 53-55°. In the second Te site, Te(2) is bonded to one O(10), one O(5), two equivalent O(1), and two equivalent O(9) atoms to form TeO6 octahedra that share corners with two equivalent Ni(1)O6 octahedra,  an edgeedge with one Ni(2)O6 octahedra, and edges with four equivalent Mn(2)O6 octahedra. The corner-sharing octahedral tilt angles are 55°. There are twelve inequivalent O sites. In the first O site, O(1) is bonded in a trigonal planar geometry to one Mn(2), one Ni(1), and one Te(2) atom. In the second O site, O(2) is bonded in a 3-coordinate geometry to one Ni(1) and two equivalent Te(1) atoms. In the third O site, O(3) is bonded in a distorted T-shaped geometry to one Mn(1) and two equivalent Te(1) atoms. In the fourth O site, O(4) is bonded in a distorted T-shaped geometry to one Mn(1) and two equivalent Te(1) atoms. In the fifth O site, O(5) is bonded in a distorted trigonal non-coplanar geometry to two equivalent Mn(2) and one Te(2) atom. 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 one Ni(2) and two equivalent Te(1) atoms. In the eighth O site, O(8) is bonded in a trigonal planar geometry to two equivalent Mn(2) and one Ni(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 T-shaped geometry to two equivalent Mn(2) and one Te(2) atom. In the eleventh O site, O(11) is bonded in a trigonal planar geometry to one Mn(1), one Ni(2), and one Te(1) atom. In the twelfth O site, O(12) is bonded in a distorted trigonal non-coplanar geometry to two equivalent Mn(2) and one Ni(2) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Mn3Ni2Te3O16
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.021
_cell_length_b   6.021
_cell_length_c   8.919
_cell_angle_alpha   89.639
_cell_angle_beta   89.639
_cell_angle_gamma   59.303
_symmetry_Int_Tables_number   1
_cell_volume   277.997
_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  0.832  0.832  0.785  1.0
  Mn  Mn1  1  0.166  0.665  0.289  1.0
  Mn  Mn2  1  0.665  0.166  0.289  1.0
  Ni  Ni3  1  0.676  0.676  0.492  1.0
  Ni  Ni4  1  0.343  0.343  0.018  1.0
  Te  Te5  1  0.334  0.831  0.788  1.0
  Te  Te6  1  0.831  0.334  0.788  1.0
  Te  Te7  1  0.167  0.167  0.288  1.0
  O  O8  1  0.324  0.844  0.396  1.0
  O  O9  1  0.519  0.519  0.661  1.0
  O  O10  1  0.645  0.645  0.915  1.0
  O  O11  1  0.018  0.018  0.667  1.0
  O  O12  1  0.005  0.005  0.179  1.0
  O  O13  1  0.844  0.324  0.396  1.0
  O  O14  1  0.518  0.956  0.674  1.0
  O  O15  1  0.956  0.518  0.674  1.0
  O  O16  1  0.160  0.160  0.902  1.0
  O  O17  1  0.843  0.843  0.391  1.0
  O  O18  1  0.042  0.478  0.165  1.0
  O  O19  1  0.478  0.042  0.165  1.0
  O  O20  1  0.325  0.325  0.405  1.0
  O  O21  1  0.161  0.682  0.889  1.0
  O  O22  1  0.476  0.476  0.177  1.0
  O  O23  1  0.682  0.161  0.889  1.0
[/CIF]
.