data_[K6Co8Sn8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Co  1.8800  1.3500  0.7683
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [I-43m]
_cell_length_a [7.9666]
_cell_length_b [7.9666]
_cell_length_c [7.9666]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [217]
_chemical_formula_structural [K3(CoSn)4]
_chemical_formula_sum '[K6 Co8 Sn8]'
_cell_volume [505.6166]
_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  6  0.0000  0.0000  0.5000  1
  Co  Co1  8  0.1109  0.1109  0.1109  1
  Sn  Sn2  8  0.1987  0.1987  0.8013  1
]