data_[Pm20Er4Tm8Sc4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Er  1.2400  1.7500  1.0300
  Tm  1.2500  1.7500  1.0950
  Sc  1.3600  1.6000  0.8850
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [5.3222]
_cell_length_b [21.7088]
_cell_length_c [10.1824]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Pm5ErTm2Sc]
_chemical_formula_sum '[Pm20 Er4 Tm8 Sc4]'
_cell_volume [1176.4548]
_cell_formula_units_Z [4]
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  8  0.0000  0.2209  0.0625  1
  Pm  Pm1  4  0.0000  0.0000  0.0000  1
  Pm  Pm2  4  0.0000  0.1264  0.7500  1
  Pm  Pm3  4  0.0000  0.4991  0.2500  1
  Er  Er4  4  0.0000  0.1009  0.2500  1
  Tm  Tm5  8  0.0000  0.3846  0.5024  1
  Sc  Sc6  4  0.0000  0.2860  0.7500  1
]