data_[K2Tl2Sn2]
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
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Pm]
_cell_length_a [7.0112]
_cell_length_b [4.6688]
_cell_length_c [7.1140]
_cell_angle_alpha [90.0000]
_cell_angle_beta [91.4373]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [6]
_chemical_formula_structural [KTlSn]
_chemical_formula_sum '[K2 Tl2 Sn2]'
_cell_volume [232.7965]
_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  1  0.2649  0.0000  0.5908  1.0
  K  K1  1  0.4602  0.5000  0.0631  1.0
  Tl  Tl2  1  0.6943  0.0000  0.3593  1.0
  Tl  Tl3  1  0.8345  0.5000  0.7103  1.0
  Sn  Sn4  1  0.0048  0.5000  0.2999  1.0
  Sn  Sn5  1  0.9871  0.0000  0.0283  1.0
]