The structure described by Na3P6(PbO9)2 crystallizes in the triclinic P-1 space group. There are two inequivalent Na sites. In the first Na site, Na(1) is bonded in a 3-coordinate geometry to one O(5), one O(8), and two equivalent O(7) atoms. In the second Na site, Na(2) is bonded in a 6-coordinate geometry to two equivalent O(2), two equivalent O(4), and two equivalent O(9) atoms. Pb(1) is bonded in a distorted single-bond geometry to one O(3) atom. There are three inequivalent P sites. In the first P site, P(1) is bonded in a 3-coordinate geometry to one O(1), one O(3), one O(8), and one O(9) atom. In the second P site, P(2) is bonded in a distorted L-shaped geometry to one O(1), one O(4), one O(5), and one O(6) atom. In the third P site, P(3) is bonded in a 1-coordinate geometry to one O(2), one O(7), and one O(9) atom. There are nine inequivalent O sites. In the first O site, O(1) is bonded in a 2-coordinate geometry to one P(1) and one P(2) atom. In the second O site, O(2) is bonded in a single-bond geometry to one Na(2) and one P(3) atom. In the third O site, O(3) is bonded in a distorted bent 150 degrees geometry to one Pb(1) and one P(1) atom. In the fourth O site, O(4) is bonded in a bent 150 degrees geometry to one Na(2) and one P(2) atom. In the fifth O site, O(5) is bonded in a 1-coordinate geometry to one Na(1) and one P(2) atom. In the sixth O site, O(6) is bonded in a single-bond geometry to one P(2) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to two equivalent Na(1) and one P(3) atom. In the eighth O site, O(8) is bonded in an L-shaped geometry to one Na(1) and one P(1) atom. In the ninth O site, O(9) is bonded in a 3-coordinate geometry to one Na(2), one P(1), and one P(3) atom. is represented by the CIF file [CIF]
data_Na3P6(PbO9)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.791
_cell_length_b   7.809
_cell_length_c   8.364
_cell_angle_alpha   117.633
_cell_angle_beta   102.820
_cell_angle_gamma   96.003
_symmetry_Int_Tables_number   1
_cell_volume   426.709
_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
  Na  Na0  1  0.328  0.182  0.469  1.0
  Na  Na1  1  0.672  0.818  0.531  1.0
  Na  Na2  1  0.000  0.500  0.000  1.0
  P  P3  1  0.012  0.946  0.276  1.0
  P  P4  1  0.988  0.054  0.724  1.0
  P  P5  1  0.259  0.690  0.649  1.0
  P  P6  1  0.741  0.310  0.351  1.0
  P  P7  1  0.735  0.329  0.687  1.0
  P  P8  1  0.265  0.671  0.313  1.0
  Pb  Pb9  1  0.396  0.152  0.032  1.0
  Pb  Pb10  1  0.604  0.848  0.968  1.0
  O  O11  1  0.068  0.816  0.506  1.0
  O  O12  1  0.932  0.184  0.494  1.0
  O  O13  1  0.245  0.514  0.257  1.0
  O  O14  1  0.755  0.486  0.743  1.0
  O  O15  1  0.808  0.962  0.205  1.0
  O  O16  1  0.192  0.038  0.795  1.0
  O  O17  1  0.229  0.545  0.831  1.0
  O  O18  1  0.771  0.455  0.169  1.0
  O  O19  1  0.590  0.171  0.350  1.0
  O  O20  1  0.410  0.829  0.650  1.0
  O  O21  1  0.283  0.574  0.537  1.0
  O  O22  1  0.717  0.426  0.463  1.0
  O  O23  1  0.417  0.809  0.279  1.0
  O  O24  1  0.583  0.191  0.721  1.0
  O  O25  1  0.120  0.124  0.224  1.0
  O  O26  1  0.880  0.876  0.776  1.0
  O  O27  1  0.074  0.798  0.214  1.0
  O  O28  1  0.926  0.202  0.786  1.0
[/CIF]
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The structure described by Na3P6(PbO9)2 crystallizes in the triclinic P-1 space group. There are two inequivalent Na sites. In the first Na site, Na(1) is bonded in a 3-coordinate geometry to one O(5), one O(8), and two equivalent O(7) atoms. In the second Na site, Na(2) is bonded in a 6-coordinate geometry to two equivalent O(2), two equivalent O(4), and two equivalent O(9) atoms. Pb(1) is bonded in a distorted single-bond geometry to one O(3) atom. There are three inequivalent P sites. In the first P site, P(1) is bonded in a 3-coordinate geometry to one O(1), one O(3), one O(8), and one O(9) atom. In the second P site, P(2) is bonded in a distorted L-shaped geometry to one O(1), one O(4), one O(5), and one O(6) atom. In the third P site, P(3) is bonded in a 1-coordinate geometry to one O(2), one O(7), and one O(9) atom. There are nine inequivalent O sites. In the first O site, O(1) is bonded in a 2-coordinate geometry to one P(1) and one P(2) atom. In the second O site, O(2) is bonded in a single-bond geometry to one Na(2) and one P(3) atom. In the third O site, O(3) is bonded in a distorted bent 150 degrees geometry to one Pb(1) and one P(1) atom. In the fourth O site, O(4) is bonded in a bent 150 degrees geometry to one Na(2) and one P(2) atom. In the fifth O site, O(5) is bonded in a 1-coordinate geometry to one Na(1) and one P(2) atom. In the sixth O site, O(6) is bonded in a single-bond geometry to one P(2) atom. In the seventh O site, O(7) is bonded in a 3-coordinate geometry to two equivalent Na(1) and one P(3) atom. In the eighth O site, O(8) is bonded in an L-shaped geometry to one Na(1) and one P(1) atom. In the ninth O site, O(9) is bonded in a 3-coordinate geometry to one Na(2), one P(1), and one P(3) atom. is represented by the CIF file [CIF]
data_Na3P6(PbO9)2
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.791
_cell_length_b   7.809
_cell_length_c   8.364
_cell_angle_alpha   117.633
_cell_angle_beta   102.820
_cell_angle_gamma   96.003
_symmetry_Int_Tables_number   1
_cell_volume   426.709
_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
  Na  Na0  1  0.328  0.182  0.469  1.0
  Na  Na1  1  0.672  0.818  0.531  1.0
  Na  Na2  1  0.000  0.500  0.000  1.0
  P  P3  1  0.012  0.946  0.276  1.0
  P  P4  1  0.988  0.054  0.724  1.0
  P  P5  1  0.259  0.690  0.649  1.0
  P  P6  1  0.741  0.310  0.351  1.0
  P  P7  1  0.735  0.329  0.687  1.0
  P  P8  1  0.265  0.671  0.313  1.0
  Pb  Pb9  1  0.396  0.152  0.032  1.0
  Pb  Pb10  1  0.604  0.848  0.968  1.0
  O  O11  1  0.068  0.816  0.506  1.0
  O  O12  1  0.932  0.184  0.494  1.0
  O  O13  1  0.245  0.514  0.257  1.0
  O  O14  1  0.755  0.486  0.743  1.0
  O  O15  1  0.808  0.962  0.205  1.0
  O  O16  1  0.192  0.038  0.795  1.0
  O  O17  1  0.229  0.545  0.831  1.0
  O  O18  1  0.771  0.455  0.169  1.0
  O  O19  1  0.590  0.171  0.350  1.0
  O  O20  1  0.410  0.829  0.650  1.0
  O  O21  1  0.283  0.574  0.537  1.0
  O  O22  1  0.717  0.426  0.463  1.0
  O  O23  1  0.417  0.809  0.279  1.0
  O  O24  1  0.583  0.191  0.721  1.0
  O  O25  1  0.120  0.124  0.224  1.0
  O  O26  1  0.880  0.876  0.776  1.0
  O  O27  1  0.074  0.798  0.214  1.0
  O  O28  1  0.926  0.202  0.786  1.0
[/CIF]
.