data_[Rb4Fe2Ag2I12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Fe  1.8300  1.4000  0.8525
  Ag  1.9300  1.6000  1.0867
  I  2.6600  1.4000  1.2733
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [8.0140]
_cell_length_b [8.1316]
_cell_length_c [14.1798]
_cell_angle_alpha [90.0000]
_cell_angle_beta [123.9132]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [Rb2FeAgI6]
_chemical_formula_sum '[Rb4 Fe2 Ag2 I12]'
_cell_volume [766.8486]
_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
[
  Rb  Rb0  4  0.2684  0.5525  0.7502  1.0
  Fe  Fe1  2  0.0000  0.0000  0.5000  1.0
  Ag  Ag2  2  0.5000  0.0000  0.0000  1.0
  I  I3  4  0.1812  0.0066  0.7326  1.0
  I  I4  4  0.2242  0.2122  0.0218  1.0
  I  I5  4  0.3114  0.7002  0.0278  1.0
]