data_[Nd2Er16Tm4]
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 [Immm]
_cell_length_a [5.8732]
_cell_length_b [7.0815]
_cell_length_c [16.9747]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [71]
_chemical_formula_structural [Nd(Er4Tm)2]
_chemical_formula_sum '[Nd2 Er16 Tm4]'
_cell_volume [705.9939]
_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  0.5000  0.5000  1
  Er  Er1  8  0.0000  0.2300  0.1319  1
  Er  Er2  4  0.0000  0.5000  0.2987  1
  Er  Er3  4  0.2416  0.0000  0.5000  1
  Tm  Tm4  4  0.0000  0.0000  0.3119  1
]