data_[Pm6Dy8Er2]
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 [Pmn2_1]
_cell_length_a [11.4172]
_cell_length_b [7.3020]
_cell_length_c [6.3031]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [31]
_chemical_formula_structural [Pm3Dy4Er]
_chemical_formula_sum '[Pm6 Dy8 Er2]'
_cell_volume [525.4794]
_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  0.2499  0.3743  0.4809  1
  Pm  Pm1  2  0.0000  0.6269  0.6479  1
  Dy  Dy2  4  0.2480  0.1231  0.9811  1
  Dy  Dy3  2  0.0000  0.1222  0.6476  1
  Dy  Dy4  2  0.0000  0.8762  0.1489  1
  Er  Er5  2  0.0000  0.3716  0.1468  1
]