data_[Nd4Er8Tm4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nd  1.1400  1.8500  1.2765
  Er  1.2400  1.7500  1.0300
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [P2/c]
_cell_length_a [6.2872]
_cell_length_b [7.2365]
_cell_length_c [11.2953]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0019]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [13]
_chemical_formula_structural [NdEr2Tm]
_chemical_formula_sum '[Nd4 Er8 Tm4]'
_cell_volume [513.9017]
_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
[
  Nd  Nd0  4  0.1684  0.2505  0.3771  1.0
  Er  Er1  4  0.1694  0.2508  0.8734  1.0
  Er  Er2  4  0.3350  0.0003  0.6254  1.0
  Tm  Tm3  4  0.3353  0.4996  0.6254  1.0
]