data_[Sm12Co2Cu4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Co  1.8800  1.3500  0.7683
  Cu  1.9000  1.3500  0.8200
]
_symmetry_space_group_name_H-M [P2_1/c]
_cell_length_a [6.6565]
_cell_length_b [7.2783]
_cell_length_c [11.9829]
_cell_angle_alpha [90.0000]
_cell_angle_beta [122.1945]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [14]
_chemical_formula_structural [Sm6CoCu2]
_chemical_formula_sum '[Sm12 Co2 Cu4]'
_cell_volume [491.2855]
_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  0.1099  0.0271  0.2509  1
  Sm  Sm1  4  0.2307  0.6803  0.0672  1
  Sm  Sm2  4  0.3842  0.1849  0.0651  1
  Co  Co3  2  0.5000  0.0000  0.5000  1
  Cu  Cu4  4  0.3103  0.1115  0.7540  1
]