data_[Rb2Dy1Tl1O4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Rb  0.8200  2.3500  1.6600
  Dy  1.2200  1.7500  1.1310
  Tl  1.6200  1.9000  1.3325
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [6.1038]
_cell_length_b [3.5162]
_cell_length_c [6.8913]
_cell_angle_alpha [90.0000]
_cell_angle_beta [107.8770]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [Rb2DyTlO4]
_chemical_formula_sum '[Rb2 Dy1 Tl1 O4]'
_cell_volume [140.7621]
_cell_formula_units_Z [1]
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  1  0.0000  0.5000  0.5000  1.0
  Rb  Rb1  1  0.5000  0.0000  0.5000  1.0
  Dy  Dy2  1  0.5000  0.5000  0.0000  1.0
  Tl  Tl3  1  0.0000  0.0000  0.0000  1.0
  O  O4  2  0.2310  0.5000  0.1826  1.0
  O  O5  2  0.2859  0.0000  0.8166  1.0
]