data_[Er6Si3H3Pt18]
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
  H  2.2000  0.2500  0.0000
  Pt  2.2800  1.3500  0.8050
]
_symmetry_space_group_name_H-M [R-3m]
_cell_length_a [5.6365]
_cell_length_b [5.6365]
_cell_length_c [17.8809]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [Er2SiHPt6]
_chemical_formula_sum '[Er6 Si3 H3 Pt18]'
_cell_volume [491.9791]
_cell_formula_units_Z [3]
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  6  0.0000  0.0000  0.2149  1.0
  Si  Si1  3  -0.0000  -0.0000  0.5000  1.0
  H  H2  3  0.0000  0.0000  0.0000  1.0
  Pt  Pt3  18  0.0025  0.5013  0.2666  1.0
]