data_[Sm4Be4Al4Cu24]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Be  1.5700  1.0500  0.5900
  Al  1.6100  1.2500  0.6750
  Cu  1.9000  1.3500  0.8200
]
_symmetry_space_group_name_H-M [Imma]
_cell_length_a [5.1541]
_cell_length_b [7.7754]
_cell_length_c [13.4818]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [74]
_chemical_formula_structural [SmBeAlCu6]
_chemical_formula_sum '[Sm4 Be4 Al4 Cu24]'
_cell_volume [540.2809]
_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  0.2500  0.5001  1
  Be  Be1  4  0.2500  0.2500  0.2500  1
  Al  Al2  4  0.0000  0.0000  0.0000  1
  Cu  Cu3  16  0.2426  0.0098  0.6589  1
  Cu  Cu4  4  0.0000  0.2500  0.1140  1
  Cu  Cu5  4  0.0000  0.2500  0.7492  1
]