data_[Si2Rh4Br2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Si  1.9000  1.1000  0.5400
  Rh  2.2800  1.3500  0.7450
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [3.1306]
_cell_length_b [3.4049]
_cell_length_c [13.1317]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [SiRh2Br]
_chemical_formula_sum '[Si2 Rh4 Br2]'
_cell_volume [139.9727]
_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
[
  Si  Si0  2  0.0000  0.0000  0.5497  1
  Rh  Rh1  2  0.0000  0.0000  0.1684  1
  Rh  Rh2  2  0.5000  0.0000  0.9863  1
  Br  Br3  2  0.5000  0.0000  0.7956  1
]