data_[P8Pb4O28]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  P  2.1900  1.0000  0.5500
  Pb  2.3300  1.8000  1.1225
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [7.4035]
_cell_length_b [8.3277]
_cell_length_c [10.0520]
_cell_angle_alpha [77.6049]
_cell_angle_beta [80.3989]
_cell_angle_gamma [73.9809]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [P2PbO7]
_chemical_formula_sum '[P8 Pb4 O28]'
_cell_volume [577.9658]
_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
[
  P  P0  2  0.0375  0.4567  0.2228  1
  P  P1  2  0.1629  0.2734  0.9756  1
  P  P2  2  0.3376  0.9256  0.6590  1
  P  P3  2  0.4122  0.2669  0.5445  1
  Pb  Pb4  2  0.1078  0.7462  0.4293  1
  Pb  Pb5  2  0.2934  0.8550  0.0390  1
  O  O6  2  0.0034  0.1890  0.9970  1
  O  O7  2  0.0216  0.6836  0.6738  1
  O  O8  2  0.1523  0.4210  0.8425  1
  O  O9  2  0.1524  0.5647  0.2543  1
  O  O10  2  0.1611  0.3771  0.0926  1
  O  O11  2  0.1758  0.9076  0.2359  1
  O  O12  2  0.1845  0.9705  0.5647  1
  O  O13  2  0.2103  0.3700  0.5434  1
  O  O14  2  0.2939  0.8592  0.8088  1
  O  O15  2  0.3566  0.1488  0.9639  1
  O  O16  2  0.4223  0.0867  0.6480  1
  O  O17  2  0.4451  0.6595  0.4153  1
  O  O18  2  0.4815  0.2137  0.3947  1
  O  O19  2  0.4893  0.5368  0.0500  1
]