data_[Rb4Na8P4S16]
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
  P  2.1900  1.0000  0.5500
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [C2/c]
_cell_length_a [11.4540]
_cell_length_b [11.0768]
_cell_length_c [8.3374]
_cell_angle_alpha [90.0000]
_cell_angle_beta [122.5780]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [15]
_chemical_formula_structural [RbNa2PS4]
_chemical_formula_sum '[Rb4 Na8 P4 S16]'
_cell_volume [891.3585]
_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
[
  Rb  Rb0  4  0.0000  0.0000  0.0000  1
  Na  Na1  4  0.0000  0.5000  0.0000  1
  Na  Na2  4  0.2500  0.2500  0.0000  1
  P  P3  4  0.2500  0.2500  0.5000  1
  S  S4  8  0.1197  0.2673  0.6221  1
  S  S5  8  0.2033  0.4319  0.4083  1
]