data_[Sm4Ho12Tm20]
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
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [Imma]
_cell_length_a [7.1218]
_cell_length_b [17.2651]
_cell_length_c [9.1491]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [74]
_chemical_formula_structural [SmHo3Tm5]
_chemical_formula_sum '[Sm4 Ho12 Tm20]'
_cell_volume [1124.9618]
_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  0.2500  0.0491  1
  Ho  Ho1  8  0.0000  0.0621  0.7480  1
  Ho  Ho2  4  0.2500  0.2500  0.7500  1
  Tm  Tm3  16  0.2480  0.0871  0.0693  1
  Tm  Tm4  4  0.0000  0.2500  0.4080  1
]