data_[K4Y2Cu4S8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Y  1.2200  1.8000  1.0400
  Cu  1.9000  1.3500  0.8200
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [14.4812]
_cell_length_b [3.8749]
_cell_length_c [7.6162]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.2516]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [K2Y(CuS2)2]
_chemical_formula_sum '[K4 Y2 Cu4 S8]'
_cell_volume [403.4753]
_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  4  0.1305  0.0000  0.5554  1.0
  Y  Y1  2  0.0000  0.0000  0.0000  1.0
  Cu  Cu2  4  0.1810  0.5000  0.9881  1.0
  S  S3  4  0.0232  0.5000  0.7671  1.0
  S  S4  4  0.2034  0.0000  0.1722  1.0
]