data_[K8Zn4Te8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Zn  1.6500  1.3500  0.8800
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [4.5126]
_cell_length_b [21.4136]
_cell_length_c [7.9355]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [K2ZnTe2]
_chemical_formula_sum '[K8 Zn4 Te8]'
_cell_volume [766.8083]
_cell_formula_units_Z [4]
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  0.0000  0.0233  0.2008  1.0
  K  K1  4  0.0000  0.1978  0.9736  1.0
  Zn  Zn2  4  0.0000  0.3692  0.1097  1.0
  Te  Te3  4  0.0000  0.1660  0.4536  1.0
  Te  Te4  4  0.0000  0.4229  0.3966  1.0
]