data_[K1Tb1Hg3O4]
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
  Hg  2.0000  1.5000  1.2450
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P-43m]
_cell_length_a [5.9354]
_cell_length_b [5.9354]
_cell_length_c [5.9354]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [215]
_chemical_formula_structural [KTbHg3O4]
_chemical_formula_sum '[K1 Tb1 Hg3 O4]'
_cell_volume [209.0998]
_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
[
  K  K0  1  0.0000  0.0000  0.0000  1
  Tb  Tb1  1  0.5000  0.5000  0.5000  1
  Hg  Hg2  3  0.0000  0.5000  0.5000  1
  O  O3  4  0.2886  0.2886  0.2886  1
]