data_[Sm12Sb4O12]
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 [C2/m]
_cell_length_a [13.5115]
_cell_length_b [3.9711]
_cell_length_c [12.0746]
_cell_angle_alpha [90.0000]
_cell_angle_beta [118.5650]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Sm3SbO3]
_chemical_formula_sum '[Sm12 Sb4 O12]'
_cell_volume [569.0059]
_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  0.1198  0.0000  0.4424  1.0
  Sm  Sm1  4  0.1280  0.0000  0.8989  1.0
  Sm  Sm2  4  0.1566  0.5000  0.2075  1.0
  Sb  Sb3  4  0.1192  0.5000  0.6795  1.0
  O  O4  4  0.0643  0.0000  0.1972  1.0
  O  O5  4  0.1621  0.5000  0.0123  1.0
  O  O6  4  0.1894  0.5000  0.4100  1.0
]