data_[K1P2Pt4Pb1]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  P  2.1900  1.0000  0.5500
  Pt  2.2800  1.3500  0.8050
  Pb  2.3300  1.8000  1.1225
]
_symmetry_space_group_name_H-M [P4/mmm]
_cell_length_a [4.0125]
_cell_length_b [4.0125]
_cell_length_c [10.8129]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [123]
_chemical_formula_structural [KP2Pt4Pb]
_chemical_formula_sum '[K1 P2 Pt4 Pb1]'
_cell_volume [174.0906]
_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
[
  K  K0  1  0.0000  0.0000  0.5000  1
  P  P1  2  0.5000  0.5000  0.3166  1
  Pt  Pt2  4  0.0000  0.5000  0.2057  1
  Pb  Pb3  1  0.0000  0.0000  0.0000  1
]