data_[Tb1Dy1H2O4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Dy  1.2200  1.7500  1.1310
  H  2.2000  0.2500  0.0000
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Pm]
_cell_length_a [4.3102]
_cell_length_b [3.6053]
_cell_length_c [5.9426]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.7462]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [6]
_chemical_formula_structural [TbDy(HO2)2]
_chemical_formula_sum '[Tb1 Dy1 H2 O4]'
_cell_volume [86.9153]
_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
[
  Tb  Tb0  1  0.8369  0.5000  0.1911  1
  Dy  Dy1  1  0.1632  0.0000  0.8091  1
  H  H2  1  0.4909  0.5000  0.5970  1
  H  H3  1  0.5092  0.0000  0.4032  1
  O  O4  1  0.2546  0.5000  0.5658  1
  O  O5  1  0.2685  0.5000  0.0547  1
  O  O6  1  0.7308  0.0000  0.9437  1
  O  O7  1  0.7457  0.0000  0.4354  1
]