data_[Pm5Sm3Er3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Sm  1.1700  1.8500  1.2290
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [P-62m]
_cell_length_a [11.2987]
_cell_length_b [11.2987]
_cell_length_c [3.4561]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [189]
_chemical_formula_structural [Pm5(SmEr)3]
_chemical_formula_sum '[Pm5 Sm3 Er3]'
_cell_volume [382.0963]
_cell_formula_units_Z [1]
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  3  0.0000  0.6625  0.5000  1
  Pm  Pm1  2  0.3333  0.6667  0.5000  1
  Sm  Sm2  3  0.0000  0.4037  0.0000  1
  Er  Er3  3  0.0000  0.1592  0.5000  1
]