data_[Sm4Sb2O4]
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 [P-1]
_cell_length_a [6.2780]
_cell_length_b [6.3789]
_cell_length_c [6.5100]
_cell_angle_alpha [61.0677]
_cell_angle_beta [62.0594]
_cell_angle_gamma [74.1293]
_symmetry_Int_Tables_number [2]
_chemical_formula_structural [Sm2SbO2]
_chemical_formula_sum '[Sm4 Sb2 O4]'
_cell_volume [201.1995]
_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  0.0115  0.8141  0.7907  1
  Sm  Sm1  2  0.3147  0.5067  0.2935  1
  Sb  Sb2  2  0.4511  0.0417  0.7703  1
  O  O3  2  0.0073  0.7455  0.4757  1
  O  O4  2  0.2460  0.5075  0.9773  1
]