data_[Rb3Y3Ag6F18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Y  1.2200  1.8000  1.0400
  Ag  1.9300  1.6000  1.0867
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [6.3735]
_cell_length_b [6.3735]
_cell_length_c [16.5708]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [RbYAg2F6]
_chemical_formula_sum '[Rb3 Y3 Ag6 F18]'
_cell_volume [582.9406]
_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  0.1936  1.0
  Y  Y1  3  0.0000  0.0000  0.6821  1.0
  Ag  Ag2  3  0.0000  0.0000  0.4696  1.0
  Ag  Ag3  3  0.0000  0.0000  0.9750  1.0
  F  F4  9  0.0079  0.3088  0.7448  1.0
  F  F5  9  0.0337  0.7533  0.5949  1.0
]