data_[Tb8Y2Er6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Y  1.2200  1.8000  1.0400
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [Pmn2_1]
_cell_length_a [11.2596]
_cell_length_b [7.2864]
_cell_length_c [6.3033]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [31]
_chemical_formula_structural [Tb4YEr3]
_chemical_formula_sum '[Tb8 Y2 Er6]'
_cell_volume [517.1381]
_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
[
  Tb  Tb0  4  0.2487  0.8742  0.4800  1.0
  Tb  Tb1  2  0.0000  0.1263  0.6490  1.0
  Tb  Tb2  2  0.0000  0.8741  0.1464  1.0
  Y  Y3  2  0.0000  0.3759  0.1484  1.0
  Er  Er4  4  0.2499  0.3760  0.4817  1.0
  Er  Er5  2  0.0000  0.6238  0.6480  1.0
]