data_[Na2Y2Pb2O6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Y  1.2200  1.8000  1.0400
  Pb  2.3300  1.8000  1.1225
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.5538]
_cell_length_b [3.4529]
_cell_length_c [8.8006]
_cell_angle_alpha [90.0000]
_cell_angle_beta [95.0378]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [NaYPbO3]
_chemical_formula_sum '[Na2 Y2 Pb2 O6]'
_cell_volume [198.3838]
_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  0.4086  0.2500  0.6582  1.0
  Y  Y1  2  0.0843  0.2500  0.3464  1.0
  Pb  Pb2  2  0.2586  0.7500  0.0401  1.0
  O  O3  2  0.0216  0.2500  0.8185  1.0
  O  O4  2  0.1932  0.7500  0.5081  1.0
  O  O5  2  0.3711  0.2500  0.2145  1.0
]