data_[Pm6Pr12Dy4Er2]
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
  Dy  1.2200  1.7500  1.1310
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [6.3452]
_cell_length_b [10.9937]
_cell_length_c [12.0150]
_cell_angle_alpha [90.0000]
_cell_angle_beta [100.1271]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm3Pr6Dy2Er]
_chemical_formula_sum '[Pm6 Pr12 Dy4 Er2]'
_cell_volume [825.0801]
_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
[
  Pr  Pr0  8  0.2492  0.1665  0.2465  1
  Pm  Pm1  4  0.0000  0.1667  0.5000  1
  Pr  Pr2  4  0.2496  0.5000  0.2467  1
  Pm  Pm3  2  0.0000  0.5000  0.5000  1
  Dy  Dy4  4  0.0000  0.3333  0.0000  1
  Er  Er5  2  0.0000  0.0000  0.0000  1
]