data_[Pr4As2S2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  As  2.1800  1.1500  0.6600
  S  2.5800  1.0000  0.8800
]
_symmetry_space_group_name_H-M [Pmmn]
_cell_length_a [4.2197]
_cell_length_b [5.9608]
_cell_length_c [8.4164]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [59]
_chemical_formula_structural [Pr2AsS]
_chemical_formula_sum '[Pr4 As2 S2]'
_cell_volume [211.6963]
_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
[
  Pr  Pr0  2  0.0000  0.0000  0.3757  1
  Pr  Pr1  2  0.0000  0.0000  0.8745  1
  As  As2  2  0.0000  0.5000  0.8721  1
  S  S3  2  0.0000  0.5000  0.3771  1
]