data_[Tb3Pm1Dy7]
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 [P3m1]
_cell_length_a [7.0554]
_cell_length_b [7.0554]
_cell_length_c [8.6106]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [156]
_chemical_formula_structural [Tb3PmDy7]
_chemical_formula_sum '[Tb3 Pm1 Dy7]'
_cell_volume [371.1974]
_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  3  0.5004  0.0007  0.7842  1
  Pm  Pm1  1  0.3333  0.6667  0.4458  1
  Dy  Dy2  3  0.1677  0.3353  0.1167  1
  Dy  Dy3  3  0.3356  0.1678  0.4488  1
  Dy  Dy4  1  0.6667  0.3333  0.1203  1
]