data_[Tb4Tm16Al2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Tm  1.2500  1.7500  1.0950
  Al  1.6100  1.2500  0.6750
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [18.9853]
_cell_length_b [5.3973]
_cell_length_c [6.3134]
_cell_angle_alpha [90.0000]
_cell_angle_beta [94.3514]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Tb2Tm8Al]
_chemical_formula_sum '[Tb4 Tm16 Al2]'
_cell_volume [645.0710]
_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
[
  Tb  Tb0  4  0.2428  0.0000  0.3323  1.0
  Tm  Tm1  4  0.0431  0.0000  0.2556  1.0
  Tm  Tm2  4  0.0777  0.5000  0.6029  1.0
  Tm  Tm3  4  0.1537  0.0000  0.8104  1.0
  Tm  Tm4  4  0.1574  0.5000  0.1241  1.0
  Al  Al5  2  0.0000  0.5000  0.0000  1.0
]