data_[K6Zn8Sb8]
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
  Sb  2.0500  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [4.6954]
_cell_length_b [5.2517]
_cell_length_c [26.8846]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [K3(ZnSb)4]
_chemical_formula_sum '[K6 Zn8 Sb8]'
_cell_volume [662.9445]
_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  0.0000  0.0000  0.1504  1
  K  K1  2  0.0000  0.5000  0.5000  1
  Zn  Zn2  4  0.0000  0.0000  0.3999  1
  Zn  Zn3  4  0.0000  0.5000  0.2532  1
  Sb  Sb4  4  0.0000  0.0000  0.3006  1
  Sb  Sb5  4  0.0000  0.5000  0.0547  1
]