The compound described by (Cr2NTe2O15)2N2 crystallizes in the triclinic P1 space group. The structure consists of one ammonia atom inside a Cr2NTe2O15 framework. In the Cr2NTe2O15 framework, there are two inequivalent Cr sites. In the first Cr site, Cr(1) is bonded in a 6-coordinate geometry to one O(10), one O(11), one O(2), one O(4), one O(5), and one O(8) atom. In the second Cr site, Cr(2) is bonded to one O(12), one O(15), one O(6), one O(8), and one O(9) atom to form distorted CrO5 trigonal bipyramids that share corners with two equivalent Te(1)O6 octahedra and  a cornercorner with one Te(2)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 26-34°. N(2) is bonded in a water-like geometry to one O(13) and one O(3) atom. There are two inequivalent Te sites. In the first Te site, Te(1) is bonded to one O(1), one O(10), one O(12), one O(4), one O(6), and one O(7) atom to form TeO6 octahedra that share corners with two equivalent Cr(2)O5 trigonal bipyramids and corners with two equivalent Te(2)O5 trigonal bipyramids. In the second Te site, Te(2) is bonded to one O(1), one O(11), one O(5), one O(7), and one O(9) atom to form TeO5 trigonal bipyramids that share corners with two equivalent Te(1)O6 octahedra and  a cornercorner with one Cr(2)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 29-51°. There are fifteen inequivalent O sites. In the first O site, O(1) is bonded in a bent 150 degrees geometry to one Te(1) and one Te(2) atom. In the second O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Cr(1) and one O(15) atom. In the third O site, O(3) is bonded in a single-bond geometry to one N(2) atom. In the fourth O site, O(4) is bonded in a bent 150 degrees geometry to one Cr(1) and one Te(1) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Cr(1), one Te(2), and one O(13) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one Cr(2) and one Te(1) atom. In the seventh O site, O(7) is bonded in a bent 120 degrees geometry to one Te(1) and one Te(2) atom. In the eighth O site, O(8) is bonded in a trigonal planar geometry to one Cr(1), one Cr(2), and one O(14) atom. In the ninth O site, O(9) is bonded in a bent 120 degrees geometry to one Cr(2) and one Te(2) atom. In the tenth O site, O(10) is bonded in a bent 150 degrees geometry to one Cr(1) and one Te(1) atom. In the eleventh O site, O(11) is bonded in a distorted bent 120 degrees geometry to one Cr(1) and one Te(2) atom. In the twelfth O site, O(12) is bonded in a bent 150 degrees geometry to one Cr(2) and one Te(1) atom. In the thirteenth O site, O(13) is bonded in a water-like geometry to one N(2) and one O(5) atom. In the fourteenth O site, O(14) is bonded in a single-bond geometry to one O(8) atom. In the fifteenth O site, O(15) is bonded in a distorted water-like geometry to one Cr(2) and one O(2) atom. is represented by the CIF file [CIF]
data_Cr2Te2N2O15
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.573
_cell_length_b   8.263
_cell_length_c   7.344
_cell_angle_alpha   94.461
_cell_angle_beta   53.802
_cell_angle_gamma   123.949
_symmetry_Int_Tables_number   1
_cell_volume   322.610
_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
  Cr  Cr0  1  0.522  0.531  0.010  1.0
  Cr  Cr1  1  0.522  0.000  0.030  1.0
  Te  Te2  1  0.996  0.000  0.488  1.0
  Te  Te3  1  0.928  0.999  0.020  1.0
  N  N4  1  0.494  0.058  0.573  1.0
  N  N5  1  0.081  0.518  0.872  1.0
  O  O6  1  0.877  0.931  0.306  1.0
  O  O7  1  0.674  0.403  0.956  1.0
  O  O8  1  0.132  0.652  0.940  1.0
  O  O9  1  0.224  0.294  0.313  1.0
  O  O10  1  0.230  0.330  0.927  1.0
  O  O11  1  0.212  0.932  0.287  1.0
  O  O12  1  0.118  0.063  0.670  1.0
  O  O13  1  0.329  0.662  0.161  1.0
  O  O14  1  0.728  0.076  0.108  1.0
  O  O15  1  0.737  0.701  0.689  1.0
  O  O16  1  0.699  0.705  0.112  1.0
  O  O17  1  0.731  0.012  0.713  1.0
  O  O18  1  0.309  0.467  0.747  1.0
  O  O19  1  0.090  0.533  0.339  1.0
  O  O20  1  0.619  0.258  0.863  1.0
[/CIF]
.
The compound described by (Cr2NTe2O15)2N2 crystallizes in the triclinic P1 space group. The structure consists of one ammonia atom inside a Cr2NTe2O15 framework. In the Cr2NTe2O15 framework, there are two inequivalent Cr sites. In the first Cr site, Cr(1) is bonded in a 6-coordinate geometry to one O(10), one O(11), one O(2), one O(4), one O(5), and one O(8) atom. In the second Cr site, Cr(2) is bonded to one O(12), one O(15), one O(6), one O(8), and one O(9) atom to form distorted CrO5 trigonal bipyramids that share corners with two equivalent Te(1)O6 octahedra and  a cornercorner with one Te(2)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 26-34°. N(2) is bonded in a water-like geometry to one O(13) and one O(3) atom. There are two inequivalent Te sites. In the first Te site, Te(1) is bonded to one O(1), one O(10), one O(12), one O(4), one O(6), and one O(7) atom to form TeO6 octahedra that share corners with two equivalent Cr(2)O5 trigonal bipyramids and corners with two equivalent Te(2)O5 trigonal bipyramids. In the second Te site, Te(2) is bonded to one O(1), one O(11), one O(5), one O(7), and one O(9) atom to form TeO5 trigonal bipyramids that share corners with two equivalent Te(1)O6 octahedra and  a cornercorner with one Cr(2)O5 trigonal bipyramid. The corner-sharing octahedral tilt angles range from 29-51°. There are fifteen inequivalent O sites. In the first O site, O(1) is bonded in a bent 150 degrees geometry to one Te(1) and one Te(2) atom. In the second O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Cr(1) and one O(15) atom. In the third O site, O(3) is bonded in a single-bond geometry to one N(2) atom. In the fourth O site, O(4) is bonded in a bent 150 degrees geometry to one Cr(1) and one Te(1) atom. In the fifth O site, O(5) is bonded in a distorted trigonal planar geometry to one Cr(1), one Te(2), and one O(13) atom. In the sixth O site, O(6) is bonded in a bent 150 degrees geometry to one Cr(2) and one Te(1) atom. In the seventh O site, O(7) is bonded in a bent 120 degrees geometry to one Te(1) and one Te(2) atom. In the eighth O site, O(8) is bonded in a trigonal planar geometry to one Cr(1), one Cr(2), and one O(14) atom. In the ninth O site, O(9) is bonded in a bent 120 degrees geometry to one Cr(2) and one Te(2) atom. In the tenth O site, O(10) is bonded in a bent 150 degrees geometry to one Cr(1) and one Te(1) atom. In the eleventh O site, O(11) is bonded in a distorted bent 120 degrees geometry to one Cr(1) and one Te(2) atom. In the twelfth O site, O(12) is bonded in a bent 150 degrees geometry to one Cr(2) and one Te(1) atom. In the thirteenth O site, O(13) is bonded in a water-like geometry to one N(2) and one O(5) atom. In the fourteenth O site, O(14) is bonded in a single-bond geometry to one O(8) atom. In the fifteenth O site, O(15) is bonded in a distorted water-like geometry to one Cr(2) and one O(2) atom. is represented by the CIF file [CIF]
data_Cr2Te2N2O15
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   8.573
_cell_length_b   8.263
_cell_length_c   7.344
_cell_angle_alpha   94.461
_cell_angle_beta   53.802
_cell_angle_gamma   123.949
_symmetry_Int_Tables_number   1
_cell_volume   322.610
_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
  Cr  Cr0  1  0.522  0.531  0.010  1.0
  Cr  Cr1  1  0.522  0.000  0.030  1.0
  Te  Te2  1  0.996  0.000  0.488  1.0
  Te  Te3  1  0.928  0.999  0.020  1.0
  N  N4  1  0.494  0.058  0.573  1.0
  N  N5  1  0.081  0.518  0.872  1.0
  O  O6  1  0.877  0.931  0.306  1.0
  O  O7  1  0.674  0.403  0.956  1.0
  O  O8  1  0.132  0.652  0.940  1.0
  O  O9  1  0.224  0.294  0.313  1.0
  O  O10  1  0.230  0.330  0.927  1.0
  O  O11  1  0.212  0.932  0.287  1.0
  O  O12  1  0.118  0.063  0.670  1.0
  O  O13  1  0.329  0.662  0.161  1.0
  O  O14  1  0.728  0.076  0.108  1.0
  O  O15  1  0.737  0.701  0.689  1.0
  O  O16  1  0.699  0.705  0.112  1.0
  O  O17  1  0.731  0.012  0.713  1.0
  O  O18  1  0.309  0.467  0.747  1.0
  O  O19  1  0.090  0.533  0.339  1.0
  O  O20  1  0.619  0.258  0.863  1.0
[/CIF]
.