data_[Sm8Co4O20]
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
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [10.5654]
_cell_length_b [3.8195]
_cell_length_c [11.2911]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [Sm2CoO5]
_chemical_formula_sum '[Sm8 Co4 O20]'
_cell_volume [455.6494]
_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  0.0991  0.2500  0.2208  1
  Sm  Sm1  4  0.1384  0.2500  0.5571  1
  Co  Co2  4  0.1884  0.2500  0.8754  1
  O  O3  4  0.0126  0.7500  0.6017  1
  O  O4  4  0.0278  0.2500  0.8299  1
  O  O5  4  0.2187  0.2500  0.0351  1
  O  O6  4  0.2288  0.7500  0.2287  1
  O  O7  4  0.2414  0.7500  0.8773  1
]