data_[Tb4Mg1Cd3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Mg  1.3100  1.5000  0.8600
  Cd  1.6900  1.5500  1.0900
]
_symmetry_space_group_name_H-M [Pmm2]
_cell_length_a [3.4971]
_cell_length_b [4.9685]
_cell_length_c [12.3933]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [25]
_chemical_formula_structural [Tb4MgCd3]
_chemical_formula_sum '[Tb4 Mg1 Cd3]'
_cell_volume [215.3384]
_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  0.0000  0.0000  0.1678  1
  Tb  Tb1  1  0.0000  0.5000  0.8331  1
  Tb  Tb2  1  0.5000  0.0000  0.6629  1
  Tb  Tb3  1  0.5000  0.5000  0.3371  1
  Mg  Mg4  1  0.5000  0.5000  0.0662  1
  Cd  Cd5  1  0.0000  0.0000  0.4311  1
  Cd  Cd6  1  0.0000  0.5000  0.5702  1
  Cd  Cd7  1  0.5000  0.0000  0.9315  1
]