data_[K4Ca2Zn4Te8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Ca  1.0000  1.8000  1.1400
  Zn  1.6500  1.3500  0.8800
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [16.9354]
_cell_length_b [4.4561]
_cell_length_c [8.5536]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.4621]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [K2Ca(ZnTe2)2]
_chemical_formula_sum '[K4 Ca2 Zn4 Te8]'
_cell_volume [608.6209]
_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  0.1240  0.0000  0.5512  1.0
  Ca  Ca1  2  0.0000  0.0000  0.0000  1.0
  Zn  Zn2  4  0.1711  0.5000  0.9781  1.0
  Te  Te3  4  0.0211  0.5000  0.7556  1.0
  Te  Te4  4  0.2075  0.0000  0.1799  1.0
]