data_[Nd4Sm2Y2Er4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Nd  1.1400  1.8500  1.2765
  Sm  1.1700  1.8500  1.2290
  Y  1.2200  1.8000  1.0400
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [Pnnm]
_cell_length_a [7.0939]
_cell_length_b [9.7785]
_cell_length_c [5.7034]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [58]
_chemical_formula_structural [Nd2SmYEr2]
_chemical_formula_sum '[Nd4 Sm2 Y2 Er4]'
_cell_volume [395.6272]
_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  4  0.2485  0.8321  0.5000  1.0
  Sm  Sm1  2  0.0000  0.5000  0.5000  1.0
  Y  Y2  2  0.0000  0.0000  0.0000  1.0
  Er  Er3  4  0.2499  0.6659  0.0000  1.0
]