data_[K2Tb2Fe8O24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Tb  1.1000  1.7500  0.9815
  Fe  1.8300  1.4000  0.8525
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [7.6105]
_cell_length_b [7.6487]
_cell_length_c [7.6722]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [KTb(FeO3)4]
_chemical_formula_sum '[K2 Tb2 Fe8 O24]'
_cell_volume [446.6068]
_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
[
  K  K0  2  0.0000  0.0000  0.0024  1
  Tb  Tb1  2  0.5000  0.0000  0.4866  1
  Fe  Fe2  8  0.2476  0.2483  0.7495  1
  O  O3  8  0.2699  0.2384  0.5008  1
  O  O4  4  0.0000  0.2394  0.7476  1
  O  O5  4  0.2531  0.0000  0.2627  1
  O  O6  4  0.2865  0.0000  0.7353  1
  O  O7  4  0.5000  0.2239  0.2610  1
]