data_[Rb1Na2Zr1F8]
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
  Zr  1.3300  1.5500  0.8600
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [5.1091]
_cell_length_b [7.8836]
_cell_length_c [5.2653]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.1565]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [RbNa2ZrF8]
_chemical_formula_sum '[Rb1 Na2 Zr1 F8]'
_cell_volume [212.0729]
_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  0.0000  0.5000  0.0000  1.0
  Na  Na1  2  0.5000  0.2180  0.5000  1.0
  Zr  Zr2  1  0.0000  0.0000  0.0000  1.0
  F  F3  4  0.2137  0.1893  0.1679  1.0
  F  F4  2  0.2598  0.0000  0.7035  1.0
  F  F5  2  0.3155  0.5000  0.5586  1.0
]