data_[Tb2Pm14Dy8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Tb  1.1000  1.7500  0.9815
  Pm  1.1300  1.8500  1.1100
  Dy  1.2200  1.7500  1.1310
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [12.0816]
_cell_length_b [6.0106]
_cell_length_c [12.7816]
_cell_angle_alpha [90.0000]
_cell_angle_beta [118.0677]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [TbPm7Dy4]
_chemical_formula_sum '[Tb2 Pm14 Dy8]'
_cell_volume [819.0138]
_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  2  0.0000  0.0000  0.0000  1
  Pm  Pm1  4  0.1293  0.0000  0.4988  1
  Pm  Pm2  4  0.2102  0.5000  0.9211  1
  Pm  Pm3  4  0.2400  0.5000  0.6787  1
  Pm  Pm4  2  0.0000  0.5000  0.0000  1
  Dy  Dy5  4  0.0639  0.5000  0.3203  1
  Dy  Dy6  4  0.1350  0.0000  0.7762  1
]