data_[Na4As2H2S8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  As  2.1800  1.1500  0.6600
  H  2.2000  0.2500  0.0000
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [8.4025]
_cell_length_b [10.5008]
_cell_length_c [5.9630]
_cell_angle_alpha [90.0000]
_cell_angle_beta [131.0585]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [Na2AsHS4]
_chemical_formula_sum '[Na4 As2 H2 S8]'
_cell_volume [396.7267]
_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
[
  Na  Na0  4  0.3013  0.2792  0.1475  1.0
  As  As1  2  0.4977  0.5000  0.7335  1.0
  H  H2  2  0.2937  0.0000  0.3511  1.0
  S  S3  4  0.3604  0.3196  0.7092  1.0
  S  S4  2  0.0394  0.0000  0.4131  1.0
  S  S5  2  0.3451  0.0000  0.1756  1.0
]