data_[Rb1Fe1Sn2Br8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Fe  1.8300  1.4000  0.8525
  Sn  1.9600  1.4500  0.8300
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [7.1934]
_cell_length_b [7.4888]
_cell_length_c [8.4323]
_cell_angle_alpha [70.6068]
_cell_angle_beta [86.8452]
_cell_angle_gamma [86.1691]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [RbFe(SnBr4)2]
_chemical_formula_sum '[Rb1 Fe1 Sn2 Br8]'
_cell_volume [427.2565]
_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
[
  Rb  Rb0  1  0.0000  0.5000  0.5000  1.0
  Fe  Fe1  1  0.0000  0.0000  0.0000  1.0
  Sn  Sn2  2  0.4484  0.9939  0.7596  1.0
  Br  Br3  2  0.0635  0.9342  0.7328  1.0
  Br  Br4  2  0.2226  0.2506  0.9062  1.0
  Br  Br5  2  0.2506  0.7696  0.1285  1.0
  Br  Br6  2  0.4564  0.2746  0.4455  1.0
]