data_[Zn2Cr2Cd4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Zn  1.6500  1.3500  0.8800
  Cr  1.6600  1.4000  0.9400
  Cd  1.6900  1.5500  1.0900
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [4.3649]
_cell_length_b [2.9894]
_cell_length_c [11.4066]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [ZnCrCd2]
_chemical_formula_sum '[Zn2 Cr2 Cd4]'
_cell_volume [148.8400]
_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
[
  Zn  Zn0  2  0.5000  0.0000  0.0445  1
  Cr  Cr1  2  0.0000  0.0000  0.4555  1
  Cd  Cd2  2  0.0000  0.0000  0.1862  1
  Cd  Cd3  2  0.5000  0.0000  0.8103  1
]