data_[Pm4Nd8Er2Tm4]
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
  Er  1.2400  1.7500  1.0300
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [15.3725]
_cell_length_b [5.1214]
_cell_length_c [8.0451]
_cell_angle_alpha [90.0000]
_cell_angle_beta [108.6029]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm2Nd4ErTm2]
_chemical_formula_sum '[Pm4 Nd8 Er2 Tm4]'
_cell_volume [600.2840]
_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  0.1117  0.0000  0.6703  1
  Nd  Nd1  4  0.0547  0.5000  0.3298  1
  Nd  Nd2  4  0.2219  0.0000  0.3298  1
  Er  Er3  2  0.0000  0.0000  0.0000  1
  Tm  Tm4  4  0.1670  0.5000  0.9999  1
]