data_[Pm8Pr4Sm4Tm2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Pr  1.1300  1.8500  1.0600
  Sm  1.1700  1.8500  1.2290
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [19.0320]
_cell_length_b [3.6746]
_cell_length_c [9.7693]
_cell_angle_alpha [90.0000]
_cell_angle_beta [115.5245]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm4Pr2Sm2Tm]
_chemical_formula_sum '[Pm8 Pr4 Sm4 Tm2]'
_cell_volume [616.5377]
_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  0.0182  0.5000  0.3305  1
  Pr  Pr1  4  0.1647  0.5000  0.9991  1
  Pm  Pm2  4  0.1852  0.0000  0.3334  1
  Sm  Sm3  4  0.1473  0.0000  0.6658  1
  Tm  Tm4  2  0.0000  0.0000  0.0000  1
]