data_[Rb6Cr4Br14]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Cr  1.6600  1.4000  0.9400
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [Cmmm]
_cell_length_a [5.3441]
_cell_length_b [27.9423]
_cell_length_c [5.2493]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [65]
_chemical_formula_structural [Rb3Cr2Br7]
_chemical_formula_sum '[Rb6 Cr4 Br14]'
_cell_volume [783.8561]
_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
[
  Rb  Rb0  4  0.0000  0.3212  0.5000  1.0
  Rb  Rb1  2  0.0000  0.5000  0.5000  1.0
  Cr  Cr2  4  0.0000  0.0969  0.0000  1.0
  Br  Br3  4  0.0000  0.0944  0.5000  1.0
  Br  Br4  4  0.0000  0.1914  0.0000  1.0
  Br  Br5  4  0.0000  0.4062  0.0000  1.0
  Br  Br6  2  0.0000  0.0000  0.0000  1.0
]