data_[Rb4Fe4Cl14]
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
  Cl  3.1600  1.0000  0.7800
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.0416]
_cell_length_b [12.9448]
_cell_length_c [6.5728]
_cell_angle_alpha [90.0000]
_cell_angle_beta [99.4212]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Rb2Fe2Cl7]
_chemical_formula_sum '[Rb4 Fe4 Cl14]'
_cell_volume [842.8576]
_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  0.0000  0.3010  0.0000  1
  Fe  Fe1  4  0.2158  0.0000  0.4209  1
  Cl  Cl2  8  0.2360  0.1438  0.2394  1
  Cl  Cl3  4  0.1405  0.5000  0.2825  1
  Cl  Cl4  2  0.0000  0.0000  0.5000  1
]