data_[Y8Er20Tm4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Er  1.2400  1.7500  1.0300
  Tm  1.2500  1.7500  1.0950
]
_symmetry_space_group_name_H-M [Cmcm]
_cell_length_a [5.5764]
_cell_length_b [16.1977]
_cell_length_c [11.3234]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [63]
_chemical_formula_structural [Y2Er5Tm]
_chemical_formula_sum '[Y8 Er20 Tm4]'
_cell_volume [1022.7802]
_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
[
  Y  Y0  8  0.0000  0.2124  0.5810  1
  Er  Er1  8  0.0000  0.0458  0.1116  1
  Er  Er2  8  0.0000  0.4128  0.0784  1
  Er  Er3  4  0.0000  0.3943  0.7500  1
  Tm  Tm4  4  0.0000  0.2271  0.2500  1
]