data_[Yb2Br8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Yb  1.1000  1.7500  1.0840
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [5.6664]
_cell_length_b [7.9870]
_cell_length_c [8.3940]
_cell_angle_alpha [68.5829]
_cell_angle_beta [84.3424]
_cell_angle_gamma [69.3752]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [YbBr4]
_chemical_formula_sum '[Yb2 Br8]'
_cell_volume [330.7997]
_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
[
  Yb  Yb0  2  0.1440  0.6700  0.1109  1.0
  Br  Br1  2  0.1027  0.1669  0.6137  1.0
  Br  Br2  2  0.1995  0.0029  0.1600  1.0
  Br  Br3  2  0.2902  0.4606  0.8727  1.0
  Br  Br4  2  0.3812  0.3228  0.4158  1.0
]