data_[Pm8Dy2Er2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  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 [12.1458]
_cell_length_b [5.6855]
_cell_length_c [7.0825]
_cell_angle_alpha [90.0000]
_cell_angle_beta [125.5482]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm4DyEr]
_chemical_formula_sum '[Pm8 Dy2 Er2]'
_cell_volume [397.9302]
_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  0.1527  0.5000  0.9023  1
  Pm  Pm1  4  0.1806  0.5000  0.4308  1
  Dy  Dy2  2  0.0000  0.0000  0.0000  1
  Er  Er3  2  0.0000  0.0000  0.5000  1
]