The structure described by Nb14AgO36 crystallizes in the orthorhombic Immm space group. There are five inequivalent Nb sites. In the first Nb site, Nb(1) is bonded to two equivalent O(10), two equivalent O(3), and two equivalent O(9) atoms to form distorted corner-sharing NbO6 octahedra. The corner-sharing octahedral tilt angles range from 7-27°. In the second Nb site, Nb(2) is bonded in a 6-coordinate geometry to one O(1), one O(3), one O(4), one O(5), and two equivalent O(8) atoms. In the third Nb site, Nb(3) is bonded in a 6-coordinate geometry to two equivalent O(1), two equivalent O(2), and two equivalent O(8) atoms. In the fourth Nb site, Nb(4) is bonded to one O(2), one O(4), one O(6), and three equivalent O(7) atoms to form a mixture of distorted corner and edge-sharing NbO6 octahedra. The corner-sharing octahedral tilt angles range from 4-34°. In the fifth Nb site, Nb(5) is bonded to two equivalent O(10), two equivalent O(11), and two equivalent O(6) atoms to form corner-sharing NbO6 octahedra. The corner-sharing octahedral tilt angles range from 4-26°. Ag(1) is bonded in a distorted rectangular see-saw-like geometry to four equivalent O(5) atoms. There are eleven inequivalent O sites. In the first O site, O(2) is bonded in a linear geometry to one Nb(3) and one Nb(4) atom. In the second O site, O(11) is bonded in a bent 150 degrees geometry to two equivalent Nb(5) atoms. In the third O site, O(3) is bonded in a linear geometry to one Nb(1) and one Nb(2) atom. In the fourth O site, O(4) is bonded in a linear geometry to one Nb(2) and one Nb(4) atom. In the fifth O site, O(5) is bonded to two equivalent Nb(2) and two equivalent Ag(1) atoms to form a mixture of corner and edge-sharing ONb2Ag2 tetrahedra. In the sixth O site, O(6) is bonded in a linear geometry to one Nb(4) and one Nb(5) atom. In the seventh O site, O(10) is bonded in a linear geometry to one Nb(1) and one Nb(5) atom. In the eighth O site, O(7) is bonded in a 3-coordinate geometry to three equivalent Nb(4) atoms. In the ninth O site, O(8) is bonded in a 3-coordinate geometry to one Nb(3) and two equivalent Nb(2) atoms. In the tenth O site, O(9) is bonded in a bent 150 degrees geometry to two equivalent Nb(1) atoms. In the eleventh O site, O(1) is bonded in a 4-coordinate geometry to two equivalent Nb(2) and two equivalent Nb(3) atoms. is represented by the Crystallographic Information File (CIF) [CIF]
data_Nb14AgO36
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.786
_cell_length_b   14.818
_cell_length_c   15.326
_cell_angle_alpha   118.911
_cell_angle_beta   97.095
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   745.120
_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
  Nb  Nb0  1  0.000  0.182  0.000  1.0
  Nb  Nb1  1  0.000  0.818  0.000  1.0
  Nb  Nb2  1  0.103  0.478  0.205  1.0
  Nb  Nb3  1  0.897  0.522  0.795  1.0
  Nb  Nb4  1  0.103  0.728  0.205  1.0
  Nb  Nb5  1  0.897  0.272  0.795  1.0
  Nb  Nb6  1  0.311  0.311  0.621  1.0
  Nb  Nb7  1  0.689  0.689  0.379  1.0
  Nb  Nb8  1  0.206  0.397  0.413  1.0
  Nb  Nb9  1  0.794  0.603  0.587  1.0
  Nb  Nb10  1  0.206  0.016  0.413  1.0
  Nb  Nb11  1  0.794  0.984  0.587  1.0
  Nb  Nb12  1  0.104  0.104  0.207  1.0
  Nb  Nb13  1  0.896  0.896  0.793  1.0
  Ag  Ag14  1  0.500  0.500  0.000  1.0
  O  O15  1  0.836  0.336  0.672  1.0
  O  O16  1  0.164  0.664  0.328  1.0
  O  O17  1  0.268  0.365  0.537  1.0
  O  O18  1  0.732  0.635  0.463  1.0
  O  O19  1  0.268  0.171  0.537  1.0
  O  O20  1  0.732  0.829  0.463  1.0
  O  O21  1  0.052  0.348  0.104  1.0
  O  O22  1  0.948  0.652  0.896  1.0
  O  O23  1  0.052  0.756  0.104  1.0
  O  O24  1  0.948  0.244  0.896  1.0
  O  O25  1  0.159  0.452  0.319  1.0
  O  O26  1  0.841  0.548  0.681  1.0
  O  O27  1  0.159  0.867  0.319  1.0
  O  O28  1  0.841  0.133  0.681  1.0
  O  O29  1  0.947  0.447  0.894  1.0
  O  O30  1  0.053  0.553  0.106  1.0
  O  O31  1  0.161  0.261  0.322  1.0
  O  O32  1  0.839  0.739  0.678  1.0
  O  O33  1  0.161  0.062  0.322  1.0
  O  O34  1  0.839  0.938  0.678  1.0
  O  O35  1  0.273  0.567  0.547  1.0
  O  O36  1  0.727  0.433  0.453  1.0
  O  O37  1  0.273  0.980  0.547  1.0
  O  O38  1  0.727  0.020  0.453  1.0
  O  O39  1  0.385  0.477  0.770  1.0
  O  O40  1  0.615  0.523  0.230  1.0
  O  O41  1  0.385  0.293  0.770  1.0
  O  O42  1  0.615  0.707  0.230  1.0
  O  O43  1  0.500  0.788  0.000  1.0
  O  O44  1  0.500  0.212  0.000  1.0
  O  O45  1  0.055  0.152  0.109  1.0
  O  O46  1  0.945  0.848  0.891  1.0
  O  O47  1  0.055  0.957  0.109  1.0
  O  O48  1  0.945  0.043  0.891  1.0
  O  O49  1  0.620  0.120  0.241  1.0
  O  O50  1  0.380  0.880  0.759  1.0
[/CIF]
.
The structure described by Nb14AgO36 crystallizes in the orthorhombic Immm space group. There are five inequivalent Nb sites. In the first Nb site, Nb(1) is bonded to two equivalent O(10), two equivalent O(3), and two equivalent O(9) atoms to form distorted corner-sharing NbO6 octahedra. The corner-sharing octahedral tilt angles range from 7-27°. In the second Nb site, Nb(2) is bonded in a 6-coordinate geometry to one O(1), one O(3), one O(4), one O(5), and two equivalent O(8) atoms. In the third Nb site, Nb(3) is bonded in a 6-coordinate geometry to two equivalent O(1), two equivalent O(2), and two equivalent O(8) atoms. In the fourth Nb site, Nb(4) is bonded to one O(2), one O(4), one O(6), and three equivalent O(7) atoms to form a mixture of distorted corner and edge-sharing NbO6 octahedra. The corner-sharing octahedral tilt angles range from 4-34°. In the fifth Nb site, Nb(5) is bonded to two equivalent O(10), two equivalent O(11), and two equivalent O(6) atoms to form corner-sharing NbO6 octahedra. The corner-sharing octahedral tilt angles range from 4-26°. Ag(1) is bonded in a distorted rectangular see-saw-like geometry to four equivalent O(5) atoms. There are eleven inequivalent O sites. In the first O site, O(2) is bonded in a linear geometry to one Nb(3) and one Nb(4) atom. In the second O site, O(11) is bonded in a bent 150 degrees geometry to two equivalent Nb(5) atoms. In the third O site, O(3) is bonded in a linear geometry to one Nb(1) and one Nb(2) atom. In the fourth O site, O(4) is bonded in a linear geometry to one Nb(2) and one Nb(4) atom. In the fifth O site, O(5) is bonded to two equivalent Nb(2) and two equivalent Ag(1) atoms to form a mixture of corner and edge-sharing ONb2Ag2 tetrahedra. In the sixth O site, O(6) is bonded in a linear geometry to one Nb(4) and one Nb(5) atom. In the seventh O site, O(10) is bonded in a linear geometry to one Nb(1) and one Nb(5) atom. In the eighth O site, O(7) is bonded in a 3-coordinate geometry to three equivalent Nb(4) atoms. In the ninth O site, O(8) is bonded in a 3-coordinate geometry to one Nb(3) and two equivalent Nb(2) atoms. In the tenth O site, O(9) is bonded in a bent 150 degrees geometry to two equivalent Nb(1) atoms. In the eleventh O site, O(1) is bonded in a 4-coordinate geometry to two equivalent Nb(2) and two equivalent Nb(3) atoms. is represented by the Crystallographic Information File (CIF) [CIF]
data_Nb14AgO36
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.786
_cell_length_b   14.818
_cell_length_c   15.326
_cell_angle_alpha   118.911
_cell_angle_beta   97.095
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   745.120
_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
  Nb  Nb0  1  0.000  0.182  0.000  1.0
  Nb  Nb1  1  0.000  0.818  0.000  1.0
  Nb  Nb2  1  0.103  0.478  0.205  1.0
  Nb  Nb3  1  0.897  0.522  0.795  1.0
  Nb  Nb4  1  0.103  0.728  0.205  1.0
  Nb  Nb5  1  0.897  0.272  0.795  1.0
  Nb  Nb6  1  0.311  0.311  0.621  1.0
  Nb  Nb7  1  0.689  0.689  0.379  1.0
  Nb  Nb8  1  0.206  0.397  0.413  1.0
  Nb  Nb9  1  0.794  0.603  0.587  1.0
  Nb  Nb10  1  0.206  0.016  0.413  1.0
  Nb  Nb11  1  0.794  0.984  0.587  1.0
  Nb  Nb12  1  0.104  0.104  0.207  1.0
  Nb  Nb13  1  0.896  0.896  0.793  1.0
  Ag  Ag14  1  0.500  0.500  0.000  1.0
  O  O15  1  0.836  0.336  0.672  1.0
  O  O16  1  0.164  0.664  0.328  1.0
  O  O17  1  0.268  0.365  0.537  1.0
  O  O18  1  0.732  0.635  0.463  1.0
  O  O19  1  0.268  0.171  0.537  1.0
  O  O20  1  0.732  0.829  0.463  1.0
  O  O21  1  0.052  0.348  0.104  1.0
  O  O22  1  0.948  0.652  0.896  1.0
  O  O23  1  0.052  0.756  0.104  1.0
  O  O24  1  0.948  0.244  0.896  1.0
  O  O25  1  0.159  0.452  0.319  1.0
  O  O26  1  0.841  0.548  0.681  1.0
  O  O27  1  0.159  0.867  0.319  1.0
  O  O28  1  0.841  0.133  0.681  1.0
  O  O29  1  0.947  0.447  0.894  1.0
  O  O30  1  0.053  0.553  0.106  1.0
  O  O31  1  0.161  0.261  0.322  1.0
  O  O32  1  0.839  0.739  0.678  1.0
  O  O33  1  0.161  0.062  0.322  1.0
  O  O34  1  0.839  0.938  0.678  1.0
  O  O35  1  0.273  0.567  0.547  1.0
  O  O36  1  0.727  0.433  0.453  1.0
  O  O37  1  0.273  0.980  0.547  1.0
  O  O38  1  0.727  0.020  0.453  1.0
  O  O39  1  0.385  0.477  0.770  1.0
  O  O40  1  0.615  0.523  0.230  1.0
  O  O41  1  0.385  0.293  0.770  1.0
  O  O42  1  0.615  0.707  0.230  1.0
  O  O43  1  0.500  0.788  0.000  1.0
  O  O44  1  0.500  0.212  0.000  1.0
  O  O45  1  0.055  0.152  0.109  1.0
  O  O46  1  0.945  0.848  0.891  1.0
  O  O47  1  0.055  0.957  0.109  1.0
  O  O48  1  0.945  0.043  0.891  1.0
  O  O49  1  0.620  0.120  0.241  1.0
  O  O50  1  0.380  0.880  0.759  1.0
[/CIF]
.