data_[Sm4Mg8Cd24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  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 [Cmcm]
_cell_length_a [15.2807]
_cell_length_b [11.3596]
_cell_length_c [5.0713]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Sm(MgCd3)2]
_chemical_formula_sum '[Sm4 Mg8 Cd24]'
_cell_volume [880.2776]
_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
[
  Sm  Sm0  4  0.0000  0.1906  0.7500  1
  Mg  Mg1  8  0.1654  0.4211  0.7500  1
  Cd  Cd2  8  0.0944  0.3324  0.2500  1
  Cd  Cd3  8  0.1061  0.0689  0.2500  1
  Cd  Cd4  8  0.2128  0.1583  0.7500  1
]