data_[Sm20Y4Ho8Er4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Sm  1.1700  1.8500  1.2290
  Y  1.2200  1.8000  1.0400
  Ho  1.2300  1.7500  1.0410
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [Cmc2_1]
_cell_length_a [5.6198]
_cell_length_b [20.1205]
_cell_length_c [10.6854]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [Sm5YHo2Er]
_chemical_formula_sum '[Sm20 Y4 Ho8 Er4]'
_cell_volume [1208.2280]
_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
[
  Sm  Sm0  4  0.0000  0.0173  0.0199  1
  Sm  Sm1  4  0.0000  0.2814  0.3095  1
  Sm  Sm2  4  0.0000  0.2990  0.7076  1
  Sm  Sm3  4  0.0000  0.3883  0.0219  1
  Sm  Sm4  4  0.0000  0.4812  0.7420  1
  Y  Y5  4  0.0000  0.1999  0.0105  1
  Ho  Ho6  4  0.0000  0.1109  0.7380  1
  Ho  Ho7  4  0.0000  0.1148  0.3140  1
  Er  Er8  4  0.0000  0.4102  0.4606  1
]