data_[Pm12Pr6Er4Sc2]
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
  Er  1.2400  1.7500  1.0300
  Sc  1.3600  1.6000  0.8850
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.2712]
_cell_length_b [10.8647]
_cell_length_c [11.9244]
_cell_angle_alpha [90.0000]
_cell_angle_beta [100.0932]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm6Pr3Er2Sc]
_chemical_formula_sum '[Pm12 Pr6 Er4 Sc2]'
_cell_volume [799.8869]
_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  8  0.2457  0.1652  0.2415  1
  Pr  Pr1  4  0.0000  0.1667  0.5000  1
  Pm  Pm2  4  0.2499  0.0000  0.7582  1
  Pr  Pr3  2  0.0000  0.5000  0.5000  1
  Er  Er4  4  0.0000  0.3334  0.0000  1
  Sc  Sc5  2  0.0000  0.0000  0.0000  1
]