data_[Sm36Dy3Er18]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Dy  1.2200  1.7500  1.1310
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [12.0234]
_cell_length_b [12.0234]
_cell_length_c [15.1795]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [Sm12DyEr6]
_chemical_formula_sum '[Sm36 Dy3 Er18]'
_cell_volume [1900.4004]
_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  0.0047  0.1751  0.1914  1
  Sm  Sm1  18  0.0459  0.1961  0.4163  1
  Dy  Dy2  3  0.0000  0.0000  0.0000  1
  Er  Er3  18  0.0145  0.5877  0.6861  1
]