data_[Sm4Ho20Er4Th8]
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
  Th  1.3000  1.8000  1.0800
]
_symmetry_space_group_name_H-M [I4/mcm]
_cell_length_a [8.6970]
_cell_length_b [8.6970]
_cell_length_c [15.5229]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [140]
_chemical_formula_structural [SmHo5ErTh2]
_chemical_formula_sum '[Sm4 Ho20 Er4 Th8]'
_cell_volume [1174.1283]
_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  0.5000  0.2500  1
  Ho  Ho1  16  0.2098  0.2902  0.6404  1
  Ho  Ho2  4  0.0000  0.0000  0.0000  1
  Er  Er3  4  0.0000  0.0000  0.2500  1
  Th  Th4  8  0.1196  0.3804  0.0000  1
]