data_[K4Fe2Te2O12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Fe  1.8300  1.4000  0.8525
  Te  2.1000  1.4000  1.2933
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Pmm2]
_cell_length_a [6.1614]
_cell_length_b [7.6738]
_cell_length_c [6.1757]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [25]
_chemical_formula_structural [K2FeTeO6]
_chemical_formula_sum '[K4 Fe2 Te2 O12]'
_cell_volume [291.9973]
_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  0.2741  0.7518  1
  K  K1  2  0.5000  0.2728  0.7551  1
  Fe  Fe2  1  0.0000  0.5000  0.2461  1
  Fe  Fe3  1  0.5000  0.0000  0.2746  1
  Te  Te4  1  0.0000  0.0000  0.3032  1
  Te  Te5  1  0.5000  0.5000  0.2659  1
  O  O6  2  0.0000  0.2113  0.1620  1
  O  O7  2  0.2315  0.0000  0.4977  1
  O  O8  2  0.2395  0.5000  0.4705  1
  O  O9  2  0.2649  0.5000  0.0431  1
  O  O10  2  0.3785  0.0000  0.9738  1
  O  O11  2  0.5000  0.2528  0.3009  1
]