data_[Ca2Nb2F12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ca  1.0000  1.8000  1.1400
  Nb  1.6000  1.4500  0.8200
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [9.1580]
_cell_length_b [6.3118]
_cell_length_c [5.5272]
_cell_angle_alpha [90.0000]
_cell_angle_beta [118.6708]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [CaNbF6]
_chemical_formula_sum '[Ca2 Nb2 F12]'
_cell_volume [280.3160]
_cell_formula_units_Z [2]
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
[
  Ca  Ca0  2  0.0000  0.0000  0.0000  1.0
  Nb  Nb1  2  0.0000  0.5000  0.5000  1.0
  F  F2  8  0.0573  0.2669  0.7800  1.0
  F  F3  4  0.2448  0.5000  0.6145  1.0
]