data_[Ga8Si4S4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ga  1.8100  1.3000  0.7600
  Si  1.9000  1.1000  0.5400
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [I-42d]
_cell_length_a [5.5931]
_cell_length_b [5.5931]
_cell_length_c [11.3551]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [122]
_chemical_formula_structural [Ga2SiS]
_chemical_formula_sum '[Ga8 Si4 S4]'
_cell_volume [355.2245]
_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
[
  Ga  Ga0  8  0.2385  0.7500  0.6250  1.0
  Si  Si1  4  0.0000  0.0000  0.5000  1.0
  S  S2  4  0.0000  0.0000  0.0000  1.0
]