data_[Pm24Sm4Er12]
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 [Cmc2_1]
_cell_length_a [11.0056]
_cell_length_b [19.2564]
_cell_length_c [6.3012]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Pm6SmEr3]
_chemical_formula_sum '[Pm24 Sm4 Er12]'
_cell_volume [1335.4087]
_cell_formula_units_Z [4]
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  8  0.1680  0.4586  0.9542  1
  Pm  Pm1  8  0.2353  0.2907  0.1319  1
  Pm  Pm2  4  0.0000  0.0381  0.6123  1
  Pm  Pm3  4  0.0000  0.2804  0.8543  1
  Sm  Sm4  4  0.0000  0.1970  0.3850  1
  Er  Er5  8  0.1711  0.1143  0.0368  1
  Er  Er6  4  0.0000  0.3850  0.4173  1
]