data_[Rb3Er3In6Br18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Er  1.2400  1.7500  1.0300
  In  1.7800  1.5500  0.9400
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [8.1751]
_cell_length_b [8.1751]
_cell_length_c [21.1794]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [RbEr(InBr3)2]
_chemical_formula_sum '[Rb3 Er3 In6 Br18]'
_cell_volume [1225.8253]
_cell_formula_units_Z [3]
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  3  0.0000  0.0000  0.1853  1
  Er  Er1  3  0.0000  0.0000  0.6758  1
  In  In2  3  0.0000  0.0000  0.4776  1
  In  In3  3  0.0000  0.0000  0.9854  1
  Br  Br4  9  0.0309  0.3977  0.4127  1
  Br  Br5  9  0.0647  0.6675  0.2588  1
]