data_[Na2Os2Pb4O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Os  2.2000  1.3000  0.6730
  Pb  2.3300  1.8000  1.1225
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [5.7214]
_cell_length_b [6.0364]
_cell_length_c [9.9507]
_cell_angle_alpha [90.0000]
_cell_angle_beta [124.0161]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [NaOs(PbO3)2]
_chemical_formula_sum '[Na2 Os2 Pb4 O12]'
_cell_volume [284.8567]
_cell_formula_units_Z [2]
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  2  0.5000  0.0000  0.0000  1.0
  Os  Os1  2  0.0000  0.0000  0.5000  1.0
  Pb  Pb2  4  0.2722  0.5494  0.7619  1.0
  O  O3  4  0.1184  0.5522  0.2205  1.0
  O  O4  4  0.2306  0.2412  0.0655  1.0
  O  O5  4  0.3164  0.6716  0.0378  1.0
]