data_[Rb4Pt4Br4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Pt  2.2800  1.3500  0.8050
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [12.8548]
_cell_length_b [3.8590]
_cell_length_c [7.5631]
_cell_angle_alpha [90.0000]
_cell_angle_beta [98.0639]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [RbPtBr]
_chemical_formula_sum '[Rb4 Pt4 Br4]'
_cell_volume [371.4717]
_cell_formula_units_Z [4]
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  4  0.0995  0.5000  0.2779  1
  Pt  Pt1  4  0.2096  0.5000  0.8982  1
  Br  Br2  4  0.1265  0.0000  0.6879  1
]