data_[K8Ni12Te16]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  K  0.8200  2.2000  1.5200
  Ni  1.9100  1.3500  0.7400
  Te  2.1000  1.4000  1.2933
]
_symmetry_space_group_name_H-M [Fmmm]
_cell_length_a [6.5016]
_cell_length_b [11.4098]
_cell_length_c [13.9008]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [69]
_chemical_formula_structural [K2Ni3Te4]
_chemical_formula_sum '[K8 Ni12 Te16]'
_cell_volume [1031.1868]
_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  8  0.0000  0.0000  0.3618  1.0
  Ni  Ni1  8  0.2500  0.2500  0.0000  1.0
  Ni  Ni2  4  0.0000  0.0000  0.0000  1.0
  Te  Te3  16  0.0000  0.1649  0.1189  1.0
]