data_[Sm8Sb12O38]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Sb  2.0500  1.4500  0.8300
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [I222]
_cell_length_a [9.3660]
_cell_length_b [9.5831]
_cell_length_c [9.5991]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [23]
_chemical_formula_structural [Sm4Sb6O19]
_chemical_formula_sum '[Sm8 Sb12 O38]'
_cell_volume [861.5679]
_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  8  0.1363  0.3637  0.1558  1
  Sb  Sb1  4  0.0000  0.0000  0.1647  1
  Sb  Sb2  4  0.0000  0.1627  0.5000  1
  Sb  Sb3  4  0.1570  0.5000  0.5000  1
  O  O4  8  0.0298  0.1704  0.2850  1
  O  O5  8  0.1738  0.2709  0.5297  1
  O  O6  8  0.2082  0.0312  0.8240  1
  O  O7  4  0.0000  0.1394  0.0000  1
  O  O8  4  0.0000  0.5000  0.2825  1
  O  O9  4  0.1424  0.0000  0.5000  1
  O  O10  2  0.0000  0.5000  0.0000  1
]