data_[Nd8Er4Os4]
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
  Os  2.2000  1.3000  0.6730
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [7.4506]
_cell_length_b [9.4674]
_cell_length_c [6.4502]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [Nd2ErOs]
_chemical_formula_sum '[Nd8 Er4 Os4]'
_cell_volume [454.9820]
_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  8  0.1761  0.0641  0.3283  1
  Er  Er1  4  0.0435  0.2500  0.8585  1
  Os  Os2  4  0.1164  0.7500  0.5330  1
]