data_[Nd2Ho6Er8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nd  1.1400  1.8500  1.2765
  Ho  1.2300  1.7500  1.0410
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [Pmn2_1]
_cell_length_a [11.2349]
_cell_length_b [7.2568]
_cell_length_c [6.2663]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [31]
_chemical_formula_structural [NdHo3Er4]
_chemical_formula_sum '[Nd2 Ho6 Er8]'
_cell_volume [510.8940]
_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  0.3736  0.1476  1.0
  Ho  Ho1  4  0.2498  0.6267  0.9813  1.0
  Ho  Ho2  2  0.0000  0.6263  0.6468  1.0
  Er  Er3  4  0.2481  0.8766  0.4812  1.0
  Er  Er4  2  0.0000  0.1234  0.6485  1.0
  Er  Er5  2  0.0000  0.8766  0.1473  1.0
]