data_[Er4Si12Pt8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Er  1.2400  1.7500  1.0300
  Si  1.9000  1.1000  0.5400
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [15.4630]
_cell_length_b [4.0526]
_cell_length_c [7.1907]
_cell_angle_alpha [90.0000]
_cell_angle_beta [115.7148]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [ErSi3Pt2]
_chemical_formula_sum '[Er4 Si12 Pt8]'
_cell_volume [405.9828]
_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
[
  Er  Er0  4  0.1251  0.0000  0.1556  1
  Si  Si1  4  0.0451  0.0000  0.6754  1
  Si  Si2  4  0.1593  0.5000  0.4641  1
  Si  Si3  4  0.1829  0.5000  0.8916  1
  Pt  Pt4  4  0.0118  0.5000  0.8162  1
  Pt  Pt5  4  0.2115  0.0000  0.6986  1
]