data_[K2Tb2Ag2Te6]
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
  Ag  1.9300  1.6000  1.0867
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [9.7821]
_cell_length_b [4.3484]
_cell_length_c [10.6276]
_cell_angle_alpha [90.0000]
_cell_angle_beta [111.2972]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [KTbAgTe3]
_chemical_formula_sum '[K2 Tb2 Ag2 Te6]'
_cell_volume [421.1875]
_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  0.2076  0.7500  0.2429  1.0
  Tb  Tb1  2  0.3216  0.2500  0.8487  1.0
  Ag  Ag2  2  0.0807  0.7500  0.5972  1.0
  Te  Te3  2  0.1092  0.7500  0.8702  1.0
  Te  Te4  2  0.2353  0.2500  0.5378  1.0
  Te  Te5  2  0.4553  0.2500  0.1632  1.0
]