data_[Pr8Tm4Cu8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Tm  1.2500  1.7500  1.0950
  Cu  1.9000  1.3500  0.8200
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [11.9131]
_cell_length_b [4.6092]
_cell_length_c [10.5423]
_cell_angle_alpha [90.0000]
_cell_angle_beta [121.8214]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pr2TmCu2]
_chemical_formula_sum '[Pr8 Tm4 Cu8]'
_cell_volume [491.8703]
_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
[
  Pr  Pr0  4  0.0354  0.5000  0.6919  1.0
  Pr  Pr1  4  0.1789  0.5000  0.0908  1.0
  Tm  Tm2  4  0.2019  0.0000  0.3577  1.0
  Cu  Cu3  4  0.0397  0.0000  0.9078  1.0
  Cu  Cu4  4  0.1250  0.0000  0.5644  1.0
]