data_[La2Pm16Er6]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  La  1.1000  1.9500  1.1720
  Pm  1.1300  1.8500  1.1100
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [Imm2]
_cell_length_a [11.0151]
_cell_length_b [11.6535]
_cell_length_c [6.3588]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [44]
_chemical_formula_structural [LaPm8Er3]
_chemical_formula_sum '[La2 Pm16 Er6]'
_cell_volume [816.2419]
_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
[
  La  La0  2  0.0000  0.5000  0.1698  1
  Pm  Pm1  8  0.1673  0.2474  0.0011  1
  Pm  Pm2  4  0.1636  0.0000  0.6650  1
  Pm  Pm3  4  0.1668  0.5000  0.6684  1
  Er  Er4  4  0.0000  0.2478  0.4987  1
  Er  Er5  2  0.0000  0.0000  0.1708  1
]