data_[K9Tb9Ta3Se24]
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
  Ta  1.5000  1.4500  0.8200
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [8.1843]
_cell_length_b [8.1843]
_cell_length_c [23.6179]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [K3Tb3TaSe8]
_chemical_formula_sum '[K9 Tb9 Ta3 Se24]'
_cell_volume [1370.0476]
_cell_formula_units_Z [3]
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  9  0.0000  0.5000  0.5000  1.0
  Tb  Tb1  9  0.0000  0.5000  0.0000  1.0
  Ta  Ta2  3  0.0000  0.0000  0.0000  1.0
  Se  Se3  18  0.0239  0.5119  0.7316  1.0
  Se  Se4  6  0.0000  0.0000  0.2640  1.0
]