data_[Y4Fe4O14]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Fe  1.8300  1.4000  0.8525
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.5554]
_cell_length_b [9.7304]
_cell_length_c [5.2879]
_cell_angle_alpha [90.0000]
_cell_angle_beta [99.1965]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Y2Fe2O7]
_chemical_formula_sum '[Y4 Fe4 O14]'
_cell_volume [332.9618]
_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
[
  Y  Y0  4  0.0000  0.3118  0.0000  1
  Fe  Fe1  4  0.2405  0.5000  0.6101  1
  O  O2  8  0.2226  0.1633  0.2032  1
  O  O3  4  0.0619  0.5000  0.2786  1
  O  O4  2  0.0000  0.0000  0.5000  1
]