data_[K8Tb6V2O16]
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
  V  1.6300  1.3500  0.7775
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [11.9127]
_cell_length_b [6.8108]
_cell_length_c [7.3784]
_cell_angle_alpha [90.0000]
_cell_angle_beta [122.3745]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [K4Tb3VO8]
_chemical_formula_sum '[K8 Tb6 V2 O16]'
_cell_volume [505.5932]
_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  4  0.2500  0.2500  0.0000  1
  K  K1  2  0.0000  0.0000  0.0000  1
  K  K2  2  0.0000  0.5000  0.0000  1
  Tb  Tb3  4  0.2500  0.2500  0.5000  1
  Tb  Tb4  2  0.0000  0.5000  0.5000  1
  V  V5  2  0.0000  0.0000  0.5000  1
  O  O6  8  0.0181  0.2319  0.3216  1
  O  O7  4  0.2282  0.5000  0.6880  1
  O  O8  4  0.2286  0.0000  0.6902  1
]