data_[Ho8Er4Tm12]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ho  1.2300  1.7500  1.0410
  Er  1.2400  1.7500  1.0300
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [21.7002]
_cell_length_b [3.5850]
_cell_length_c [11.0543]
_cell_angle_alpha [90.0000]
_cell_angle_beta [120.6102]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ho2ErTm3]
_chemical_formula_sum '[Ho8 Er4 Tm12]'
_cell_volume [740.1307]
_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
[
  Ho  Ho0  4  0.0553  0.0000  0.9296  1.0
  Ho  Ho1  4  0.2225  0.5000  0.0982  1.0
  Er  Er2  4  0.1116  0.5000  0.2377  1.0
  Tm  Tm3  4  0.0556  0.0000  0.4313  1.0
  Tm  Tm4  4  0.1107  0.5000  0.7346  1.0
  Tm  Tm5  4  0.2217  0.5000  0.5961  1.0
]