data_[Y4Ho2Er2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Y  1.2200  1.8000  1.0400
  Ho  1.2300  1.7500  1.0410
  Er  1.2400  1.7500  1.0300
]
_symmetry_space_group_name_H-M [Cm]
_cell_length_a [12.8612]
_cell_length_b [3.6204]
_cell_length_c [6.2710]
_cell_angle_alpha [90.0000]
_cell_angle_beta [119.1775]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [8]
_chemical_formula_structural [Y2HoEr]
_chemical_formula_sum '[Y4 Ho2 Er2]'
_cell_volume [254.9449]
_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
[
  Y  Y0  2  0.1238  0.0000  0.4564  1.0
  Y  Y1  2  0.3759  0.5000  0.5435  1.0
  Ho  Ho2  2  0.1261  0.5000  0.9600  1.0
  Er  Er3  2  0.3742  0.0000  0.0402  1.0
]