The structure described by Na9(FeO5)2Na7(FeO5)2 is Indium-like structured and crystallizes in the triclinic P-1 space group. The structure is zero-dimensional and consists of one Na7(FeO5)2 cluster and one Na9(FeO5)2 cluster. In the Na7(FeO5)2 cluster, there are four inequivalent Na sites. In the first Na site, Na(3) is bonded in a bent 150 degrees geometry to one O(4) and one O(6) atom. In the second Na site, Na(4) is bonded in a distorted bent 150 degrees geometry to one O(1) and one O(10) atom. In the third Na site, Na(6) is bonded in a distorted single-bond geometry to one O(10) atom. In the fourth Na site, Na(9) is bonded in a 4-coordinate geometry to two equivalent O(6) and two equivalent O(9) atoms. Fe(1) is bonded in a 2-coordinate geometry to one O(1) and one O(9) atom. There are five inequivalent O sites. In the first O site, O(1) is bonded in a distorted linear geometry to one Na(4) and one Fe(1) atom. In the second O site, O(4) is bonded in a distorted single-bond geometry to one Na(3) atom. In the third O site, O(6) is bonded in a single-bond geometry to one Na(3) and one Na(9) atom. In the fourth O site, O(9) is bonded in a single-bond geometry to one Na(9) and one Fe(1) atom. In the fifth O site, O(10) is bonded in a distorted single-bond geometry to one Na(4) and one Na(6) atom. In the Na9(FeO5)2 cluster, there are five inequivalent Na sites. In the first Na site, Na(1) is bonded in a 2-coordinate geometry to one O(3) and one O(7) atom. In the second Na site, Na(2) is bonded in a distorted linear geometry to one O(2) and one O(5) atom. In the third Na site, Na(5) is bonded in a linear geometry to two equivalent O(8) atoms. In the fourth Na site, Na(7) is bonded in a 2-coordinate geometry to one O(3) and one O(8) atom. In the fifth Na site, Na(8) is bonded in a 2-coordinate geometry to one O(5) and one O(7) atom. Fe(2) is bonded in a single-bond geometry to one O(2) atom. There are five inequivalent O sites. In the first O site, O(2) is bonded in a linear geometry to one Na(2) and one Fe(2) atom. In the second O site, O(3) is bonded in a distorted linear geometry to one Na(1) and one Na(7) atom. In the third O site, O(5) is bonded in a 2-coordinate geometry to one Na(2) and one Na(8) atom. In the fourth O site, O(7) is bonded in a distorted single-bond geometry to one Na(1) and one Na(8) atom. In the fifth O site, O(8) is bonded in a 2-coordinate geometry to one Na(5) and one Na(7) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Na4FeO5
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   10.025
_cell_length_b   10.001
_cell_length_c   5.660
_cell_angle_alpha   96.093
_cell_angle_beta   96.463
_cell_angle_gamma   113.158
_symmetry_Int_Tables_number   1
_cell_volume   511.351
_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
  Na  Na0  1  0.904  0.503  0.098  1.0
  Na  Na1  1  0.805  0.995  0.194  1.0
  Na  Na2  1  0.454  0.753  0.062  1.0
  Na  Na3  1  0.361  0.276  0.159  1.0
  Na  Na4  1  0.000  0.000  0.000  1.0
  Na  Na5  1  0.605  0.999  0.403  1.0
  Na  Na6  1  0.938  0.242  0.548  1.0
  Na  Na7  1  0.845  0.725  0.646  1.0
  Na  Na8  1  0.500  0.500  0.500  1.0
  Na  Na9  1  0.155  0.275  0.354  1.0
  Na  Na10  1  0.062  0.758  0.452  1.0
  Na  Na11  1  0.395  0.001  0.597  1.0
  Na  Na12  1  0.639  0.724  0.841  1.0
  Na  Na13  1  0.546  0.247  0.938  1.0
  Na  Na14  1  0.195  0.005  0.806  1.0
  Na  Na15  1  0.096  0.497  0.902  1.0
  Fe  Fe16  1  0.734  0.488  0.292  1.0
  Fe  Fe17  1  0.238  0.789  0.218  1.0
  Fe  Fe18  1  0.762  0.211  0.782  1.0
  Fe  Fe19  1  0.266  0.512  0.708  1.0
  O  O20  1  0.684  0.602  0.118  1.0
  O  O21  1  0.226  0.884  0.049  1.0
  O  O22  1  0.904  0.383  0.317  1.0
  O  O23  1  0.603  0.208  0.190  1.0
  O  O24  1  0.808  0.796  0.395  1.0
  O  O25  1  0.413  0.677  0.276  1.0
  O  O26  1  0.152  0.471  0.152  1.0
  O  O27  1  0.069  0.873  0.228  1.0
  O  O28  1  0.710  0.406  0.452  1.0
  O  O29  1  0.348  0.061  0.350  1.0
  O  O30  1  0.652  0.939  0.650  1.0
  O  O31  1  0.290  0.594  0.548  1.0
  O  O32  1  0.931  0.127  0.772  1.0
  O  O33  1  0.848  0.529  0.848  1.0
  O  O34  1  0.587  0.323  0.724  1.0
  O  O35  1  0.192  0.204  0.605  1.0
  O  O36  1  0.397  0.792  0.810  1.0
  O  O37  1  0.096  0.617  0.683  1.0
  O  O38  1  0.774  0.116  0.951  1.0
  O  O39  1  0.316  0.398  0.882  1.0
[/CIF]
.
The structure described by Na9(FeO5)2Na7(FeO5)2 is Indium-like structured and crystallizes in the triclinic P-1 space group. The structure is zero-dimensional and consists of one Na7(FeO5)2 cluster and one Na9(FeO5)2 cluster. In the Na7(FeO5)2 cluster, there are four inequivalent Na sites. In the first Na site, Na(3) is bonded in a bent 150 degrees geometry to one O(4) and one O(6) atom. In the second Na site, Na(4) is bonded in a distorted bent 150 degrees geometry to one O(1) and one O(10) atom. In the third Na site, Na(6) is bonded in a distorted single-bond geometry to one O(10) atom. In the fourth Na site, Na(9) is bonded in a 4-coordinate geometry to two equivalent O(6) and two equivalent O(9) atoms. Fe(1) is bonded in a 2-coordinate geometry to one O(1) and one O(9) atom. There are five inequivalent O sites. In the first O site, O(1) is bonded in a distorted linear geometry to one Na(4) and one Fe(1) atom. In the second O site, O(4) is bonded in a distorted single-bond geometry to one Na(3) atom. In the third O site, O(6) is bonded in a single-bond geometry to one Na(3) and one Na(9) atom. In the fourth O site, O(9) is bonded in a single-bond geometry to one Na(9) and one Fe(1) atom. In the fifth O site, O(10) is bonded in a distorted single-bond geometry to one Na(4) and one Na(6) atom. In the Na9(FeO5)2 cluster, there are five inequivalent Na sites. In the first Na site, Na(1) is bonded in a 2-coordinate geometry to one O(3) and one O(7) atom. In the second Na site, Na(2) is bonded in a distorted linear geometry to one O(2) and one O(5) atom. In the third Na site, Na(5) is bonded in a linear geometry to two equivalent O(8) atoms. In the fourth Na site, Na(7) is bonded in a 2-coordinate geometry to one O(3) and one O(8) atom. In the fifth Na site, Na(8) is bonded in a 2-coordinate geometry to one O(5) and one O(7) atom. Fe(2) is bonded in a single-bond geometry to one O(2) atom. There are five inequivalent O sites. In the first O site, O(2) is bonded in a linear geometry to one Na(2) and one Fe(2) atom. In the second O site, O(3) is bonded in a distorted linear geometry to one Na(1) and one Na(7) atom. In the third O site, O(5) is bonded in a 2-coordinate geometry to one Na(2) and one Na(8) atom. In the fourth O site, O(7) is bonded in a distorted single-bond geometry to one Na(1) and one Na(8) atom. In the fifth O site, O(8) is bonded in a 2-coordinate geometry to one Na(5) and one Na(7) atom. is represented by the Crystallographic Information File (CIF) [CIF]
data_Na4FeO5
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   10.025
_cell_length_b   10.001
_cell_length_c   5.660
_cell_angle_alpha   96.093
_cell_angle_beta   96.463
_cell_angle_gamma   113.158
_symmetry_Int_Tables_number   1
_cell_volume   511.351
_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
  Na  Na0  1  0.904  0.503  0.098  1.0
  Na  Na1  1  0.805  0.995  0.194  1.0
  Na  Na2  1  0.454  0.753  0.062  1.0
  Na  Na3  1  0.361  0.276  0.159  1.0
  Na  Na4  1  0.000  0.000  0.000  1.0
  Na  Na5  1  0.605  0.999  0.403  1.0
  Na  Na6  1  0.938  0.242  0.548  1.0
  Na  Na7  1  0.845  0.725  0.646  1.0
  Na  Na8  1  0.500  0.500  0.500  1.0
  Na  Na9  1  0.155  0.275  0.354  1.0
  Na  Na10  1  0.062  0.758  0.452  1.0
  Na  Na11  1  0.395  0.001  0.597  1.0
  Na  Na12  1  0.639  0.724  0.841  1.0
  Na  Na13  1  0.546  0.247  0.938  1.0
  Na  Na14  1  0.195  0.005  0.806  1.0
  Na  Na15  1  0.096  0.497  0.902  1.0
  Fe  Fe16  1  0.734  0.488  0.292  1.0
  Fe  Fe17  1  0.238  0.789  0.218  1.0
  Fe  Fe18  1  0.762  0.211  0.782  1.0
  Fe  Fe19  1  0.266  0.512  0.708  1.0
  O  O20  1  0.684  0.602  0.118  1.0
  O  O21  1  0.226  0.884  0.049  1.0
  O  O22  1  0.904  0.383  0.317  1.0
  O  O23  1  0.603  0.208  0.190  1.0
  O  O24  1  0.808  0.796  0.395  1.0
  O  O25  1  0.413  0.677  0.276  1.0
  O  O26  1  0.152  0.471  0.152  1.0
  O  O27  1  0.069  0.873  0.228  1.0
  O  O28  1  0.710  0.406  0.452  1.0
  O  O29  1  0.348  0.061  0.350  1.0
  O  O30  1  0.652  0.939  0.650  1.0
  O  O31  1  0.290  0.594  0.548  1.0
  O  O32  1  0.931  0.127  0.772  1.0
  O  O33  1  0.848  0.529  0.848  1.0
  O  O34  1  0.587  0.323  0.724  1.0
  O  O35  1  0.192  0.204  0.605  1.0
  O  O36  1  0.397  0.792  0.810  1.0
  O  O37  1  0.096  0.617  0.683  1.0
  O  O38  1  0.774  0.116  0.951  1.0
  O  O39  1  0.316  0.398  0.882  1.0
[/CIF]
.