data_[Fe1S1Br2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Fe  1.8300  1.4000  0.8525
  S  2.5800  1.0000  0.8800
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [Pmm2]
_cell_length_a [3.3921]
_cell_length_b [18.9693]
_cell_length_c [5.3958]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [25]
_chemical_formula_structural [FeSBr2]
_chemical_formula_sum '[Fe1 S1 Br2]'
_cell_volume [347.2001]
_cell_formula_units_Z [1]
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
[
  Fe  Fe0  1  0.0000  0.5000  0.1185  1
  S  S1  1  0.5000  0.5000  0.3324  1
  Br  Br2  2  0.0000  0.3954  0.9200  1
]