data_[Sm6Fe4O10]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Fe  1.8300  1.4000  0.8525
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Immm]
_cell_length_a [3.3009]
_cell_length_b [3.8756]
_cell_length_c [20.7813]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [Sm3Fe2O5]
_chemical_formula_sum '[Sm6 Fe4 O10]'
_cell_volume [265.8570]
_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  4  0.0000  0.0000  0.1867  1
  Sm  Sm1  2  0.0000  0.0000  0.0000  1
  Fe  Fe2  4  0.0000  0.0000  0.4025  1
  O  O3  4  0.0000  0.0000  0.2999  1
  O  O4  4  0.0000  0.5000  0.4034  1
  O  O5  2  0.0000  0.0000  0.5000  1
]