data_[Tb1Gd1H2O4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Gd  1.2000  1.8000  1.0750
  H  2.2000  0.2500  0.0000
  O  3.4400  0.6000  1.2600
]
_symmetry_space_group_name_H-M [Pm]
_cell_length_a [4.3287]
_cell_length_b [3.6227]
_cell_length_c [5.9704]
_cell_angle_alpha [90.0000]
_cell_angle_beta [109.7379]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [6]
_chemical_formula_structural [TbGd(HO2)2]
_chemical_formula_sum '[Tb1 Gd1 H2 O4]'
_cell_volume [88.1249]
_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  0.1630  0.5000  0.8087  1
  Gd  Gd1  1  0.8372  0.0000  0.1916  1
  H  H2  1  0.4908  0.0000  0.5970  1
  H  H3  1  0.5093  0.5000  0.4032  1
  O  O4  1  0.2555  0.0000  0.5659  1
  O  O5  1  0.2686  0.0000  0.0549  1
  O  O6  1  0.7307  0.5000  0.9434  1
  O  O7  1  0.7449  0.5000  0.4354  1
]