data_[Nd2Er6Tm8]
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 [Pmn2_1]
_cell_length_a [11.1596]
_cell_length_b [7.2035]
_cell_length_c [6.2257]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [31]
_chemical_formula_structural [NdEr3Tm4]
_chemical_formula_sum '[Nd2 Er6 Tm8]'
_cell_volume [500.4715]
_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
[
  Nd  Nd0  2  0.0000  0.3733  0.1475  1.0
  Er  Er1  4  0.2498  0.6269  0.9815  1.0
  Er  Er2  2  0.0000  0.6263  0.6462  1.0
  Tm  Tm3  4  0.2481  0.8767  0.4814  1.0
  Tm  Tm4  2  0.0000  0.1236  0.6483  1.0
  Tm  Tm5  2  0.0000  0.8767  0.1475  1.0
]