data_[Ho4Er16Sn2]
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
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [19.2280]
_cell_length_b [5.4677]
_cell_length_c [6.3459]
_cell_angle_alpha [90.0000]
_cell_angle_beta [95.0994]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ho2Er8Sn]
_chemical_formula_sum '[Ho4 Er16 Sn2]'
_cell_volume [664.5244]
_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
[
  Ho  Ho0  4  0.2439  0.0000  0.3354  1.0
  Er  Er1  4  0.0444  0.0000  0.2662  1.0
  Er  Er2  4  0.0787  0.5000  0.5981  1.0
  Er  Er3  4  0.1541  0.0000  0.8028  1.0
  Er  Er4  4  0.1617  0.5000  0.1242  1.0
  Sn  Sn5  2  0.0000  0.5000  0.0000  1.0
]