data_[Rb2Sm2Sn2O6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Sm  1.1700  1.8500  1.2290
  Sn  1.9600  1.4500  0.8300
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [7.5240]
_cell_length_b [3.5806]
_cell_length_c [9.5763]
_cell_angle_alpha [90.0000]
_cell_angle_beta [97.3305]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [RbSmSnO3]
_chemical_formula_sum '[Rb2 Sm2 Sn2 O6]'
_cell_volume [255.8809]
_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
[
  Rb  Rb0  2  0.0854  0.7500  0.7876  1.0
  Sm  Sm1  2  0.4174  0.2500  0.1371  1.0
  Sn  Sn2  2  0.2998  0.7500  0.4314  1.0
  O  O3  2  0.2334  0.7500  0.1969  1.0
  O  O4  2  0.3838  0.2500  0.8945  1.0
  O  O5  2  0.4551  0.2500  0.3933  1.0
]