data_[Na2Ca1Ag1F6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Na  0.9300  1.8000  1.1600
  Ca  1.0000  1.8000  1.1400
  Ag  1.9300  1.6000  1.0867
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P1]
_cell_length_a [5.7201]
_cell_length_b [5.8963]
_cell_length_c [6.0624]
_cell_angle_alpha [62.5035]
_cell_angle_beta [89.8289]
_cell_angle_gamma [62.2289]
_symmetry_Int_Tables_number [1]
_chemical_formula_structural [Na2CaAgF6]
_chemical_formula_sum '[Na2 Ca1 Ag1 F6]'
_cell_volume [154.5089]
_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
[
  Na  Na0  1  0.4672  0.0618  0.4211  1.0
  Na  Na1  1  0.9725  0.0658  0.9227  1.0
  Ca  Ca2  1  0.1841  0.6297  0.5555  1.0
  Ag  Ag3  1  0.6835  0.6371  0.0485  1.0
  F  F4  1  0.0884  0.0955  0.2669  1.0
  F  F5  1  0.2721  0.1671  0.7246  1.0
  F  F6  1  0.4151  0.5278  0.2642  1.0
  F  F7  1  0.5735  0.5312  0.7794  1.0
  F  F8  1  0.7914  0.8017  0.2598  1.0
  F  F9  1  0.8907  0.8055  0.7726  1.0
]