data_[Sm4Dy4Ho20Er8]
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
  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 [5.5675]
_cell_length_b [19.7096]
_cell_length_c [10.5129]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [36]
_chemical_formula_structural [SmDyHo5Er2]
_chemical_formula_sum '[Sm4 Dy4 Ho20 Er8]'
_cell_volume [1153.6203]
_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  0.4153  0.4528  1
  Dy  Dy1  4  0.0000  0.1999  0.0116  1
  Ho  Ho2  4  0.0000  0.0179  0.0247  1
  Ho  Ho3  4  0.0000  0.2815  0.3106  1
  Ho  Ho4  4  0.0000  0.2989  0.7088  1
  Ho  Ho5  4  0.0000  0.3890  0.0230  1
  Ho  Ho6  4  0.0000  0.4785  0.7373  1
  Er  Er7  4  0.0000  0.1102  0.7365  1
  Er  Er8  4  0.0000  0.1135  0.3186  1
]