data_[La12Y4Tm8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Y  1.2200  1.8000  1.0400
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [13.3553]
_cell_length_b [3.5556]
_cell_length_c [17.8799]
_cell_angle_alpha [90.0000]
_cell_angle_beta [102.5262]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [La3YTm2]
_chemical_formula_sum '[La12 Y4 Tm8]'
_cell_volume [828.8377]
_cell_formula_units_Z [4]
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
[
  La  La0  4  0.0657  0.0000  0.1689  1
  La  La1  4  0.1262  0.5000  0.9894  1
  La  La2  4  0.2324  0.5000  0.3391  1
  Y  Y3  4  0.0431  0.5000  0.6796  1
  Tm  Tm4  4  0.1321  0.5000  0.5020  1
  Tm  Tm5  4  0.1977  0.0000  0.8339  1
]