data_Tb3Pm
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   7.26
_cell_length_b   7.26
_cell_length_c   5.82
_cell_angle_alpha   90.0
_cell_angle_beta   90.0
_cell_angle_gamma   120.0
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Tb3Pm
_chemical_formula_sum   'Tb6 Pm2'
_cell_volume   265.66
_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  1  0.0  0.08  0.37  1.0
  Tb  Tb1  1  0.17  0.25  0.37  1.0
  Tb  Tb2  1  0.83  0.25  0.37  1.0
  Tb  Tb3  1  0.63  0.2  0.46  1.0
  Tb  Tb4  1  0.46  0.04  0.46  1.0
  Tb  Tb5  1  0.8  0.04  0.46  1.0
  Pm  Pm6  1  0.0  0.19  0.46  1.0
  Pm  Pm7  1  0.63  0.1  0.37  1.0

data_Tb3Pm
_symmetry_space_group_name_H-M   P-1
_cell_length_a   5.82
_cell_length_b   7.26
_cell_length_c   7.26
_cell_angle_alpha   120.0
_cell_angle_beta   90.0
_cell_angle_gamma   90.0
_symmetry_Int_Tables_number   2
_chemical_formula_structural   Tb3Pm
_chemical_formula_sum   'Tb6 Pm2'
_cell_volume   265.66
_cell_formula_units_Z   2
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
  2  '-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  0.04  0.14  0.9  1.0
  Tb  Tb1  2  0.04  0.31  0.06  1.0
  Tb  Tb2  2  0.04  0.49  0.9  1.0
  Pm  Pm3  2  0.04  0.69  0.05  1.0

Tb Tb Tb Tb Tb Tb Pm Pm