data_[Rb4Na2As4S12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Na  0.9300  1.8000  1.1600
  As  2.1800  1.1500  0.6600
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [12.5691]
_cell_length_b [7.1574]
_cell_length_c [8.4119]
_cell_angle_alpha [90.0000]
_cell_angle_beta [117.8435]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb2Na(AsS3)2]
_chemical_formula_sum '[Rb4 Na2 As4 S12]'
_cell_volume [669.1295]
_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
[
  Rb  Rb0  4  0.2074  0.5000  0.2125  1
  Na  Na1  2  0.0000  0.5000  0.5000  1
  As  As2  4  0.0301  0.0000  0.1888  1
  S  S3  8  0.0575  0.2543  0.8033  1
  S  S4  4  0.2220  0.0000  0.3269  1
]