data_[Sr2Fe1Pb1O4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sr  0.9500  2.0000  1.3200
  Fe  1.8300  1.4000  0.8525
  Pb  2.3300  1.8000  1.1225
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [5.9910]
_cell_length_b [3.6923]
_cell_length_c [6.1687]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.9362]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [Sr2FePbO4]
_chemical_formula_sum '[Sr2 Fe1 Pb1 O4]'
_cell_volume [129.8258]
_cell_formula_units_Z [1]
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
[
  Sr  Sr0  1  0.5000  0.0000  0.5000  1
  Sr  Sr1  1  0.5000  0.5000  0.0000  1
  Fe  Fe2  1  0.0000  0.5000  0.5000  1
  Pb  Pb3  1  0.0000  0.0000  0.0000  1
  O  O4  2  0.2219  0.5000  0.2923  1
  O  O5  2  0.2598  0.0000  0.7534  1
]