data_[Ca4Te8Ir2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ca  1.0000  1.8000  1.1400
  Te  2.1000  1.4000  1.2933
  Ir  2.2000  1.3500  0.7650
]
_symmetry_space_group_name_H-M [I4/mmm]
_cell_length_a [5.4181]
_cell_length_b [5.4181]
_cell_length_c [15.0845]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [139]
_chemical_formula_structural [Ca2Te4Ir]
_chemical_formula_sum '[Ca4 Te8 Ir2]'
_cell_volume [442.8156]
_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
[
  Ca  Ca0  4  0.0000  0.0000  0.3756  1
  Te  Te1  4  0.0000  0.0000  0.1742  1
  Te  Te2  4  0.0000  0.5000  0.0000  1
  Ir  Ir3  2  0.0000  0.0000  0.0000  1
]