data_[Tb4Tm4Zr8]
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
  Zr  1.3300  1.5500  0.8600
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [22.2879]
_cell_length_b [3.3666]
_cell_length_c [5.8944]
_cell_angle_alpha [90.0000]
_cell_angle_beta [105.1774]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [TbTmZr2]
_chemical_formula_sum '[Tb4 Tm4 Zr8]'
_cell_volume [426.8614]
_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
[
  Tb  Tb0  2  0.0000  0.0000  0.5000  1
  Tb  Tb1  2  0.0000  0.5000  0.0000  1
  Tm  Tm2  4  0.1318  0.5000  0.4626  1
  Zr  Zr3  4  0.1318  0.0000  0.9587  1
  Zr  Zr4  4  0.2476  0.5000  0.2303  1
]