data_[Ca4Hf4Cd4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ca  1.0000  1.8000  1.1400
  Hf  1.3000  1.5500  0.8500
  Cd  1.6900  1.5500  1.0900
]
_symmetry_space_group_name_H-M [Imma]
_cell_length_a [5.5752]
_cell_length_b [6.5331]
_cell_length_c [8.7648]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [74]
_chemical_formula_structural [CaHfCd]
_chemical_formula_sum '[Ca4 Hf4 Cd4]'
_cell_volume [319.2459]
_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
[
  Ca  Ca0  4  0.0000  0.2500  0.8779  1
  Hf  Hf1  4  0.2500  0.2500  0.2500  1
  Cd  Cd2  4  0.0000  0.0000  0.5000  1
]