data_[Sm6Cd6Cu6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Cd  1.6900  1.5500  1.0900
  Cu  1.9000  1.3500  0.8200
]
_symmetry_space_group_name_H-M [Pmma]
_cell_length_a [13.3504]
_cell_length_b [3.9001]
_cell_length_c [7.6679]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [51]
_chemical_formula_structural [SmCdCu]
_chemical_formula_sum '[Sm6 Cd6 Cu6]'
_cell_volume [399.2476]
_cell_formula_units_Z [6]
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  0.0449  0.0000  0.7639  1
  Sm  Sm1  2  0.2500  0.0000  0.1478  1
  Cd  Cd2  4  0.1204  0.5000  0.4290  1
  Cd  Cd3  2  0.2500  0.5000  0.8018  1
  Cu  Cu4  4  0.0904  0.5000  0.0526  1
  Cu  Cu5  2  0.2500  0.0000  0.5513  1
]