data_[Cu4Sb4S4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Cu  1.9000  1.3500  0.8200
  Sb  2.0500  1.4500  0.8300
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [11.9983]
_cell_length_b [4.0138]
_cell_length_c [5.6709]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [CuSbS]
_chemical_formula_sum '[Cu4 Sb4 S4]'
_cell_volume [273.1038]
_cell_formula_units_Z [4]
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
[
  Cu  Cu0  4  0.1888  0.7500  0.9651  1.0
  Sb  Sb1  4  0.0126  0.7500  0.6790  1.0
  S  S2  4  0.1814  0.2500  0.1709  1.0
]