data_[Ag2Pb1I4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ag  1.9300  1.6000  1.0867
  Pb  2.3300  1.8000  1.1225
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [P-42m]
_cell_length_a [6.6636]
_cell_length_b [6.6636]
_cell_length_c [6.8809]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [111]
_chemical_formula_structural [Ag2PbI4]
_chemical_formula_sum '[Ag2 Pb1 I4]'
_cell_volume [305.5370]
_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
[
  Ag  Ag0  2  0.0000  0.5000  0.5000  1
  Pb  Pb1  1  0.0000  0.0000  0.0000  1
  I  I2  4  0.2720  0.2720  0.2623  1
]