data_[Pm4Sm4Ho2Tm8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Sm  1.1700  1.8500  1.2290
  Ho  1.2300  1.7500  1.0410
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [18.6321]
_cell_length_b [3.5901]
_cell_length_c [9.5496]
_cell_angle_alpha [90.0000]
_cell_angle_beta [115.8136]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm2Sm2HoTm4]
_chemical_formula_sum '[Pm4 Sm4 Ho2 Tm8]'
_cell_volume [575.0387]
_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  0.1653  0.5000  0.0021  1
  Sm  Sm1  4  0.1471  0.0000  0.6626  1
  Ho  Ho2  2  0.0000  0.0000  0.0000  1
  Tm  Tm3  4  0.0195  0.5000  0.3327  1
  Tm  Tm4  4  0.1847  0.0000  0.3363  1
]