data_[Sm4Gd2Mg6Tl4Cd2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Gd  1.2000  1.8000  1.0750
  Mg  1.3100  1.5000  0.8600
  Tl  1.6200  1.9000  1.3325
  Cd  1.6900  1.5500  1.0900
]
_symmetry_space_group_name_H-M [Amm2]
_cell_length_a [4.6863]
_cell_length_b [13.1777]
_cell_length_c [7.6593]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [38]
_chemical_formula_structural [Sm2GdMg3Tl2Cd]
_chemical_formula_sum '[Sm4 Gd2 Mg6 Tl4 Cd2]'
_cell_volume [472.9969]
_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
[
  Sm  Sm0  4  0.0000  0.2115  0.7875  1
  Gd  Gd1  2  0.0000  0.0000  0.4228  1
  Mg  Mg2  4  0.5000  0.1200  0.1196  1
  Mg  Mg3  2  0.5000  0.0000  0.7616  1
  Tl  Tl4  4  0.5000  0.1655  0.4990  1
  Cd  Cd5  2  0.0000  0.0000  0.0033  1
]