data_[Ce2Er12Tm8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  Er  1.2400  1.7500  1.0300
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [I-42m]
_cell_length_a [7.4633]
_cell_length_b [7.4633]
_cell_length_c [13.1835]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [121]
_chemical_formula_structural [Ce(Er3Tm2)2]
_chemical_formula_sum '[Ce2 Er12 Tm8]'
_cell_volume [734.3240]
_cell_formula_units_Z [2]
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
[
  Ce  Ce0  2  0.0000  0.0000  0.5000  1
  Er  Er1  8  0.2374  0.2374  0.6836  1
  Er  Er2  4  0.0000  0.5000  0.0000  1
  Tm  Tm3  8  0.1617  0.1617  0.9200  1
]