data_[Pm4Nd12Ho6Tl2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Nd  1.1400  1.8500  1.2765
  Ho  1.2300  1.7500  1.0410
  Tl  1.6200  1.9000  1.3325
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.2183]
_cell_length_b [10.7970]
_cell_length_c [11.9098]
_cell_angle_alpha [90.0000]
_cell_angle_beta [100.1031]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm2Nd6Ho3Tl]
_chemical_formula_sum '[Pm4 Nd12 Ho6 Tl2]'
_cell_volume [787.2063]
_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
[
  Pm  Pm0  4  0.0000  0.3338  0.0000  1
  Nd  Nd1  8  0.2470  0.1635  0.2513  1
  Nd  Nd2  4  0.2429  0.0000  0.7477  1
  Ho  Ho3  4  0.0000  0.1673  0.5000  1
  Ho  Ho4  2  0.0000  0.5000  0.5000  1
  Tl  Tl5  2  0.0000  0.0000  0.0000  1
]