data_[Sm24Ho3Er18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Ho  1.2300  1.7500  1.0410
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [9.0479]
_cell_length_b [9.0479]
_cell_length_c [20.7392]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [Sm8HoEr6]
_chemical_formula_sum '[Sm24 Ho3 Er18]'
_cell_volume [1470.3252]
_cell_formula_units_Z [3]
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
[
  Sm  Sm0  18  0.0812  0.5250  0.8069  1
  Sm  Sm1  6  0.0000  0.0000  0.4226  1
  Ho  Ho2  3  0.0000  0.0000  0.0000  1
  Er  Er3  18  0.0499  0.8048  0.7058  1
]