data_[Sm24Dy3Sn18]
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
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [R-3]
_cell_length_a [9.2175]
_cell_length_b [9.2175]
_cell_length_c [19.6956]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [148]
_chemical_formula_structural [Sm8DySn6]
_chemical_formula_sum '[Sm24 Dy3 Sn18]'
_cell_volume [1449.1893]
_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  0.0007  0.6650  0.8953  1
  Sm  Sm1  6  0.0000  0.0000  0.3336  1
  Dy  Dy2  3  0.0000  0.0000  0.0000  1
  Sn  Sn3  18  0.0003  0.6702  0.0671  1
]