data_[K2Tl4Pt4]
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 [C2/m]
_cell_length_a [11.8971]
_cell_length_b [4.4932]
_cell_length_c [5.2402]
_cell_angle_alpha [90.0000]
_cell_angle_beta [105.2144]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [K(TlPt)2]
_chemical_formula_sum '[K2 Tl4 Pt4]'
_cell_volume [270.3019]
_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  0.0000  1.0
  Tl  Tl1  4  0.1443  0.5000  0.5662  1.0
  Pt  Pt2  4  0.2446  0.5000  0.1386  1.0
]