data_[K4Tl2Pt2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Tl  1.6200  1.9000  1.3325
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [4.4941]
_cell_length_b [5.2872]
_cell_length_c [12.3998]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [K2TlPt]
_chemical_formula_sum '[K4 Tl2 Pt2]'
_cell_volume [294.6368]
_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  0.0000  0.0000  0.9767  1.0
  K  K1  2  0.5000  0.0000  0.2678  1.0
  Tl  Tl2  2  0.5000  0.0000  0.5665  1.0
  Pt  Pt3  2  0.0000  0.0000  0.6894  1.0
]