data_[Rb2Sm2Ti2O8]
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
  Ti  1.5400  1.4000  0.8517
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2_1/m]
_cell_length_a [6.0462]
_cell_length_b [6.1119]
_cell_length_c [7.7677]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.6260]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [11]
_chemical_formula_structural [RbSmTiO4]
_chemical_formula_sum '[Rb2 Sm2 Ti2 O8]'
_cell_volume [273.5661]
_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  0.3094  0.2500  0.0718  1.0
  Sm  Sm1  2  0.1932  0.2500  0.5446  1.0
  Ti  Ti2  2  0.2686  0.7500  0.3429  1.0
  O  O3  4  0.0580  0.5232  0.3316  1.0
  O  O4  2  0.4664  0.7500  0.2053  1.0
  O  O5  2  0.4754  0.7500  0.5619  1.0
]