data_[Na3Li6Pm3F18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Li  0.9800  1.4500  0.9000
  Pm  1.1300  1.8500  1.1100
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [R3]
_cell_length_a [5.5102]
_cell_length_b [5.5102]
_cell_length_c [13.8222]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [146]
_chemical_formula_structural [NaLi2PmF6]
_chemical_formula_sum '[Na3 Li6 Pm3 F18]'
_cell_volume [363.4519]
_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
[
  Na  Na0  3  0.0000  0.0000  0.2033  1
  Li  Li1  3  0.0000  0.0000  0.4809  1
  Li  Li2  3  0.0000  0.0000  0.9806  1
  Pm  Pm3  3  0.0000  0.0000  0.7031  1
  F  F4  9  0.0073  0.4007  0.7433  1
  F  F5  9  0.0166  0.6034  0.2468  1
]