The compound described by Bi5O7F crystallizes in the monoclinic P2_1/c space group. There are five inequivalent Bi sites. In the first Bi site, Bi(1) is bonded in a distorted rectangular see-saw-like geometry to one O(1), one O(3), one O(4), and one O(7) atom. In the second Bi site, Bi(2) is bonded in a 5-coordinate geometry to one O(3), one O(5), one O(6), one O(7), and one F(1) atom. In the third Bi site, Bi(3) is bonded in a rectangular see-saw-like geometry to one O(2), one O(4), one O(5), and one O(7) atom. In the fourth Bi site, Bi(4) is bonded to one O(4), one O(6), two equivalent O(1), and one F(1) atom to form distorted edge-sharing BiO4F square pyramids. In the fifth Bi site, Bi(5) is bonded in a 6-coordinate geometry to one O(3), one O(5), one O(6), two equivalent O(2), and one F(1) atom. There are seven inequivalent O sites. In the first O site, O(1) is bonded in a trigonal non-coplanar geometry to one Bi(1) and two equivalent Bi(4) atoms. In the second O site, O(2) is bonded in a trigonal non-coplanar geometry to one Bi(3) and two equivalent Bi(5) atoms. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one Bi(1), one Bi(2), and one Bi(5) atom. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Bi(1), one Bi(3), and one Bi(4) atom. In the fifth O site, O(5) is bonded in a distorted trigonal non-coplanar geometry to one Bi(2), one Bi(3), and one Bi(5) atom. In the sixth O site, O(6) is bonded in a trigonal planar geometry to one Bi(2), one Bi(4), and one Bi(5) atom. In the seventh O site, O(7) is bonded in a trigonal planar geometry to one Bi(1), one Bi(2), and one Bi(3) atom. F(1) is bonded in a distorted T-shaped geometry to one Bi(2), one Bi(4), and one Bi(5) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Bi5O7F
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   12.525
_cell_length_b   6.922
_cell_length_c   13.495
_cell_angle_alpha   61.877
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   1031.832
_cell_formula_units_Z   4
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
  Bi  Bi0  1  0.249  0.991  0.430  1.0
  Bi  Bi1  1  0.277  0.649  0.767  1.0
  Bi  Bi2  1  0.235  0.328  0.081  1.0
  Bi  Bi3  1  0.522  0.315  0.917  1.0
  Bi  Bi4  1  0.490  0.624  0.608  1.0
  Bi  Bi5  1  0.990  0.376  0.892  1.0
  Bi  Bi6  1  0.022  0.685  0.583  1.0
  Bi  Bi7  1  0.735  0.672  0.419  1.0
  Bi  Bi8  1  0.777  0.351  0.733  1.0
  Bi  Bi9  1  0.749  0.009  0.070  1.0
  Bi  Bi10  1  0.251  0.991  0.930  1.0
  Bi  Bi11  1  0.223  0.649  0.267  1.0
  Bi  Bi12  1  0.265  0.328  0.581  1.0
  Bi  Bi13  1  0.978  0.315  0.417  1.0
  Bi  Bi14  1  0.010  0.624  0.108  1.0
  Bi  Bi15  1  0.510  0.376  0.392  1.0
  Bi  Bi16  1  0.478  0.685  0.083  1.0
  Bi  Bi17  1  0.765  0.672  0.919  1.0
  Bi  Bi18  1  0.723  0.351  0.233  1.0
  Bi  Bi19  1  0.751  0.009  0.570  1.0
  O  O20  1  0.105  0.000  0.507  1.0
  O  O21  1  0.898  0.479  0.002  1.0
  O  O22  1  0.344  0.884  0.576  1.0
  O  O23  1  0.666  0.386  0.993  1.0
  O  O24  1  0.858  0.579  0.778  1.0
  O  O25  1  0.104  0.618  0.736  1.0
  O  O26  1  0.742  0.678  0.582  1.0
  O  O27  1  0.242  0.322  0.918  1.0
  O  O28  1  0.604  0.382  0.764  1.0
  O  O29  1  0.358  0.421  0.722  1.0
  O  O30  1  0.166  0.614  0.507  1.0
  O  O31  1  0.844  0.116  0.924  1.0
  O  O32  1  0.398  0.521  0.498  1.0
  O  O33  1  0.605  1.000  0.993  1.0
  O  O34  1  0.395  0.000  0.007  1.0
  O  O35  1  0.602  0.479  0.502  1.0
  O  O36  1  0.156  0.884  0.076  1.0
  O  O37  1  0.834  0.386  0.493  1.0
  O  O38  1  0.642  0.579  0.278  1.0
  O  O39  1  0.396  0.618  0.236  1.0
  O  O40  1  0.758  0.678  0.082  1.0
  O  O41  1  0.258  0.322  0.418  1.0
  O  O42  1  0.896  0.382  0.264  1.0
  O  O43  1  0.142  0.421  0.222  1.0
  O  O44  1  0.334  0.614  0.007  1.0
  O  O45  1  0.656  0.116  0.424  1.0
  O  O46  1  0.102  0.521  0.998  1.0
  O  O47  1  0.895  1.000  0.493  1.0
  F  F48  1  0.522  0.287  0.227  1.0
  F  F49  1  0.022  0.713  0.273  1.0
  F  F50  1  0.978  0.287  0.727  1.0
  F  F51  1  0.478  0.713  0.773  1.0
[/CIF]
.
The compound described by Bi5O7F crystallizes in the monoclinic P2_1/c space group. There are five inequivalent Bi sites. In the first Bi site, Bi(1) is bonded in a distorted rectangular see-saw-like geometry to one O(1), one O(3), one O(4), and one O(7) atom. In the second Bi site, Bi(2) is bonded in a 5-coordinate geometry to one O(3), one O(5), one O(6), one O(7), and one F(1) atom. In the third Bi site, Bi(3) is bonded in a rectangular see-saw-like geometry to one O(2), one O(4), one O(5), and one O(7) atom. In the fourth Bi site, Bi(4) is bonded to one O(4), one O(6), two equivalent O(1), and one F(1) atom to form distorted edge-sharing BiO4F square pyramids. In the fifth Bi site, Bi(5) is bonded in a 6-coordinate geometry to one O(3), one O(5), one O(6), two equivalent O(2), and one F(1) atom. There are seven inequivalent O sites. In the first O site, O(1) is bonded in a trigonal non-coplanar geometry to one Bi(1) and two equivalent Bi(4) atoms. In the second O site, O(2) is bonded in a trigonal non-coplanar geometry to one Bi(3) and two equivalent Bi(5) atoms. In the third O site, O(3) is bonded in a distorted trigonal planar geometry to one Bi(1), one Bi(2), and one Bi(5) atom. In the fourth O site, O(4) is bonded in a distorted trigonal planar geometry to one Bi(1), one Bi(3), and one Bi(4) atom. In the fifth O site, O(5) is bonded in a distorted trigonal non-coplanar geometry to one Bi(2), one Bi(3), and one Bi(5) atom. In the sixth O site, O(6) is bonded in a trigonal planar geometry to one Bi(2), one Bi(4), and one Bi(5) atom. In the seventh O site, O(7) is bonded in a trigonal planar geometry to one Bi(1), one Bi(2), and one Bi(3) atom. F(1) is bonded in a distorted T-shaped geometry to one Bi(2), one Bi(4), and one Bi(5) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Bi5O7F
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   12.525
_cell_length_b   6.922
_cell_length_c   13.495
_cell_angle_alpha   61.877
_cell_angle_beta   90.000
_cell_angle_gamma   90.000
_symmetry_Int_Tables_number   1
_cell_volume   1031.832
_cell_formula_units_Z   4
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
  Bi  Bi0  1  0.249  0.991  0.430  1.0
  Bi  Bi1  1  0.277  0.649  0.767  1.0
  Bi  Bi2  1  0.235  0.328  0.081  1.0
  Bi  Bi3  1  0.522  0.315  0.917  1.0
  Bi  Bi4  1  0.490  0.624  0.608  1.0
  Bi  Bi5  1  0.990  0.376  0.892  1.0
  Bi  Bi6  1  0.022  0.685  0.583  1.0
  Bi  Bi7  1  0.735  0.672  0.419  1.0
  Bi  Bi8  1  0.777  0.351  0.733  1.0
  Bi  Bi9  1  0.749  0.009  0.070  1.0
  Bi  Bi10  1  0.251  0.991  0.930  1.0
  Bi  Bi11  1  0.223  0.649  0.267  1.0
  Bi  Bi12  1  0.265  0.328  0.581  1.0
  Bi  Bi13  1  0.978  0.315  0.417  1.0
  Bi  Bi14  1  0.010  0.624  0.108  1.0
  Bi  Bi15  1  0.510  0.376  0.392  1.0
  Bi  Bi16  1  0.478  0.685  0.083  1.0
  Bi  Bi17  1  0.765  0.672  0.919  1.0
  Bi  Bi18  1  0.723  0.351  0.233  1.0
  Bi  Bi19  1  0.751  0.009  0.570  1.0
  O  O20  1  0.105  0.000  0.507  1.0
  O  O21  1  0.898  0.479  0.002  1.0
  O  O22  1  0.344  0.884  0.576  1.0
  O  O23  1  0.666  0.386  0.993  1.0
  O  O24  1  0.858  0.579  0.778  1.0
  O  O25  1  0.104  0.618  0.736  1.0
  O  O26  1  0.742  0.678  0.582  1.0
  O  O27  1  0.242  0.322  0.918  1.0
  O  O28  1  0.604  0.382  0.764  1.0
  O  O29  1  0.358  0.421  0.722  1.0
  O  O30  1  0.166  0.614  0.507  1.0
  O  O31  1  0.844  0.116  0.924  1.0
  O  O32  1  0.398  0.521  0.498  1.0
  O  O33  1  0.605  1.000  0.993  1.0
  O  O34  1  0.395  0.000  0.007  1.0
  O  O35  1  0.602  0.479  0.502  1.0
  O  O36  1  0.156  0.884  0.076  1.0
  O  O37  1  0.834  0.386  0.493  1.0
  O  O38  1  0.642  0.579  0.278  1.0
  O  O39  1  0.396  0.618  0.236  1.0
  O  O40  1  0.758  0.678  0.082  1.0
  O  O41  1  0.258  0.322  0.418  1.0
  O  O42  1  0.896  0.382  0.264  1.0
  O  O43  1  0.142  0.421  0.222  1.0
  O  O44  1  0.334  0.614  0.007  1.0
  O  O45  1  0.656  0.116  0.424  1.0
  O  O46  1  0.102  0.521  0.998  1.0
  O  O47  1  0.895  1.000  0.493  1.0
  F  F48  1  0.522  0.287  0.227  1.0
  F  F49  1  0.022  0.713  0.273  1.0
  F  F50  1  0.978  0.287  0.727  1.0
  F  F51  1  0.478  0.713  0.773  1.0
[/CIF]
.