data_[Rb3Na6Dy3F18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Na  0.9300  1.8000  1.1600
  Dy  1.2200  1.7500  1.1310
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [6.0846]
_cell_length_b [6.0846]
_cell_length_c [16.2371]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [RbNa2DyF6]
_chemical_formula_sum '[Rb3 Na6 Dy3 F18]'
_cell_volume [520.5931]
_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  0.7966  1.0
  Na  Na1  3  0.0000  0.0000  0.0136  1.0
  Na  Na2  3  0.0000  0.0000  0.5243  1.0
  Dy  Dy3  3  0.0000  0.0000  0.3189  1.0
  F  F4  9  0.0101  0.3406  0.9258  1.0
  F  F5  9  0.1100  0.7384  0.0769  1.0
]