data_[Rb1Er1Pb1F6]
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
  Pb  2.3300  1.8000  1.1225
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P-6]
_cell_length_a [6.6543]
_cell_length_b [6.6543]
_cell_length_c [3.6175]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [174]
_chemical_formula_structural [RbErPbF6]
_chemical_formula_sum '[Rb1 Er1 Pb1 F6]'
_cell_volume [138.7221]
_cell_formula_units_Z [1]
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  1  0.3333  0.6667  0.5000  1.0
  Er  Er1  1  0.0000  0.0000  0.5000  1.0
  Pb  Pb2  1  0.6667  0.3333  0.0000  1.0
  F  F3  3  0.0574  0.2558  0.0000  1.0
  F  F4  3  0.3806  0.2845  0.5000  1.0
]