data_[Sm2Pu4Os18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Pu  1.2800  1.7500  0.9675
  Os  2.2000  1.3000  0.6730
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [9.3823]
_cell_length_b [5.2023]
_cell_length_c [9.2813]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.2855]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [SmPu2Os9]
_chemical_formula_sum '[Sm2 Pu4 Os18]'
_cell_volume [427.5926]
_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  2  0.0000  0.0000  0.0000  1
  Pu  Pu1  4  0.1383  0.0000  0.4236  1
  Os  Os2  8  0.1733  0.2478  0.7443  1
  Os  Os3  4  0.0768  0.5000  0.2330  1
  Os  Os4  4  0.1915  0.5000  0.9919  1
  Os  Os5  2  0.0000  0.5000  0.5000  1
]