data_[Pr6Sm6Bi6S6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Sm  1.1700  1.8500  1.2290
  Bi  2.0200  1.6000  1.0350
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [4.8593]
_cell_length_b [4.8593]
_cell_length_c [37.4676]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [PrSmBiS]
_chemical_formula_sum '[Pr6 Sm6 Bi6 S6]'
_cell_volume [766.1698]
_cell_formula_units_Z [6]
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
[
  Pr  Pr0  6  0.0000  0.0000  0.1983  1
  Sm  Sm1  6  0.0000  0.0000  0.3774  1
  Bi  Bi2  6  0.0000  0.0000  0.0982  1
  S  S3  6  0.0000  0.0000  0.3032  1
]