data_[Ni6H3Pt3]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ni  1.9100  1.3500  0.7400
  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 [2.6872]
_cell_length_b [2.6872]
_cell_length_c [19.1601]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [120.0000]
_symmetry_Int_Tables_number [166]
_chemical_formula_structural [Ni2HPt]
_chemical_formula_sum '[Ni6 H3 Pt3]'
_cell_volume [119.8229]
_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
[
  Ni  Ni0  6  0.0000  0.0000  0.2798  1.0
  H  H1  3  0.0000  0.0000  0.0000  1.0
  Pt  Pt2  3  -0.0000  -0.0000  0.5000  1.0
]