data_[K2Sr2Pb2O6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Sr  0.9500  2.0000  1.3200
  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 [6.3979]
_cell_length_b [3.9613]
_cell_length_c [9.2206]
_cell_angle_alpha [90.0000]
_cell_angle_beta [98.7970]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [KSrPbO3]
_chemical_formula_sum '[K2 Sr2 Pb2 O6]'
_cell_volume [230.9366]
_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  0.3371  0.2500  0.3121  1.0
  Sr  Sr1  2  0.2463  0.7500  0.9658  1.0
  Pb  Pb2  2  0.1671  0.2500  0.6612  1.0
  O  O3  2  0.0228  0.7500  0.1589  1.0
  O  O4  2  0.2228  0.7500  0.5601  1.0
  O  O5  2  0.4368  0.2500  0.8505  1.0
]