data_[Tb4Y15Tm1]
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
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [P4/mmm]
_cell_length_a [5.0519]
_cell_length_b [5.0519]
_cell_length_c [25.2604]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [123]
_chemical_formula_structural [Tb4Y15Tm]
_chemical_formula_sum '[Tb4 Y15 Tm1]'
_cell_volume [644.7010]
_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  0.0000  0.0000  0.1997  1
  Tb  Tb1  2  0.0000  0.0000  0.3999  1
  Y  Y2  4  0.0000  0.5000  0.0994  1
  Y  Y3  4  0.0000  0.5000  0.2998  1
  Y  Y4  2  0.0000  0.5000  0.5000  1
  Y  Y5  2  0.5000  0.5000  0.1995  1
  Y  Y6  2  0.5000  0.5000  0.4000  1
  Y  Y7  1  0.5000  0.5000  0.0000  1
  Tm  Tm8  1  0.0000  0.0000  0.0000  1
]