data_[K2Y2Pb2O6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  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 [6.8269]
_cell_length_b [3.5214]
_cell_length_c [9.7673]
_cell_angle_alpha [90.0000]
_cell_angle_beta [92.6702]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [KYPbO3]
_chemical_formula_sum '[K2 Y2 Pb2 O6]'
_cell_volume [234.5540]
_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
[
  K  K0  2  0.3889  0.2500  0.3249  1.0
  Y  Y1  2  0.0892  0.2500  0.6394  1.0
  Pb  Pb2  2  0.2373  0.7500  0.9293  1.0
  O  O3  2  0.0102  0.2500  0.2269  1.0
  O  O4  2  0.1853  0.7500  0.5040  1.0
  O  O5  2  0.3556  0.2500  0.8021  1.0
]