data_[Ho6Cu4Si8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ho  1.2300  1.7500  1.0410
  Cu  1.9000  1.3500  0.8200
  Si  1.9000  1.1000  0.5400
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [10.5284]
_cell_length_b [4.0279]
_cell_length_c [7.9743]
_cell_angle_alpha [90.0000]
_cell_angle_beta [101.5436]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ho3(CuSi2)2]
_chemical_formula_sum '[Ho6 Cu4 Si8]'
_cell_volume [331.3281]
_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  0.1619  0.5000  0.6683  1.0
  Ho  Ho1  2  0.0000  0.0000  0.0000  1.0
  Si  Si2  4  0.0594  0.0000  0.3882  1.0
  Cu  Cu3  4  0.1122  0.5000  0.2823  1.0
  Si  Si4  4  0.2175  0.5000  0.0592  1.0
]