data_[Tb2Nd3Er7]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Nd  1.1400  1.8500  1.2765
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [P2/m]
_cell_length_a [5.8087]
_cell_length_b [3.5614]
_cell_length_c [18.7977]
_cell_angle_alpha [90.0000]
_cell_angle_beta [92.9453]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [10]
_chemical_formula_structural [Tb2Nd3Er7]
_chemical_formula_sum '[Tb2 Nd3 Er7]'
_cell_volume [388.3550]
_cell_formula_units_Z [1]
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
[
  Tb  Tb0  2  0.2892  0.5000  0.7082  1.0
  Nd  Nd1  2  0.2224  0.0000  0.3671  1.0
  Nd  Nd2  1  0.5000  0.5000  0.0000  1.0
  Er  Er3  2  0.1933  0.5000  0.1744  1.0
  Er  Er4  2  0.2571  0.5000  0.5381  1.0
  Er  Er5  2  0.3096  0.0000  0.8567  1.0
  Er  Er6  1  0.0000  0.0000  0.0000  1.0
]