data_[Rb8Ho4Br20]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Ho  1.2300  1.7500  1.0410
  Br  2.9600  1.1500  0.8825
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [5.7256]
_cell_length_b [17.5670]
_cell_length_c [15.4945]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Rb2HoBr5]
_chemical_formula_sum '[Rb8 Ho4 Br20]'
_cell_volume [1558.4549]
_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  8  0.0000  0.1427  0.5648  1.0
  Ho  Ho1  4  0.0000  0.1550  0.2500  1.0
  Br  Br2  8  0.0000  0.0442  0.1253  1.0
  Br  Br3  8  0.0000  0.2666  0.1183  1.0
  Br  Br4  4  0.0000  0.3286  0.7500  1.0
]