data_[Sm2Y2O6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Y  1.2200  1.8000  1.0400
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P6_3/mmc]
_cell_length_a [3.7904]
_cell_length_b [3.7904]
_cell_length_c [13.2097]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [194]
_chemical_formula_structural [SmYO3]
_chemical_formula_sum '[Sm2 Y2 O6]'
_cell_volume [164.3552]
_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  0.3333  0.6667  0.7500  1
  Y  Y1  2  0.0000  0.0000  0.0000  1
  O  O2  4  0.3333  0.6667  0.9262  1
  O  O3  2  0.0000  0.0000  0.2500  1
]