data_[Rb1Cu1Ag2F8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Cu  1.9000  1.3500  0.8200
  Ag  1.9300  1.6000  1.0867
  F  3.9800  0.5000  0.7050
]
_symmetry_space_group_name_H-M [P-1]
_cell_length_a [5.0144]
_cell_length_b [5.1477]
_cell_length_c [8.0597]
_cell_angle_alpha [84.8378]
_cell_angle_beta [89.7032]
_cell_angle_gamma [84.4040]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [RbCuAg2F8]
_chemical_formula_sum '[Rb1 Cu1 Ag2 F8]'
_cell_volume [206.2085]
_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  0.0000  0.5000  1.0
  Cu  Cu1  1  0.0000  0.0000  0.0000  1.0
  Ag  Ag2  2  0.4675  0.4823  0.7930  1.0
  F  F3  2  0.1629  0.7765  0.8287  1.0
  F  F4  2  0.1931  0.7908  0.1916  1.0
  F  F5  2  0.2935  0.2437  0.9754  1.0
  F  F6  2  0.4057  0.2983  0.4071  1.0
]