data_[Tb1Sm1Mg1Cd1]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Sm  1.1700  1.8500  1.2290
  Mg  1.3100  1.5000  0.8600
  Cd  1.6900  1.5500  1.0900
]
_symmetry_space_group_name_H-M [Pmmm]
_cell_length_a [3.8605]
_cell_length_b [5.3146]
_cell_length_c [5.3440]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [47]
_chemical_formula_structural [TbSmMgCd]
_chemical_formula_sum '[Tb1 Sm1 Mg1 Cd1]'
_cell_volume [109.6444]
_cell_formula_units_Z [1]
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
[
  Tb  Tb0  1  0.5000  0.5000  0.0000  1
  Sm  Sm1  1  0.5000  0.0000  0.5000  1
  Mg  Mg2  1  0.0000  0.5000  0.5000  1
  Cd  Cd3  1  0.0000  0.0000  0.0000  1
]